# Recent questions tagged simultaneous

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Solve the equation $4 x^{2}-8 x-3=0$
Solve the equation $4 x^{2}-8 x-3=0$Solve the equation $4 x^{2}-8 x-3=0$ ...
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Solve the simultaneous equations $x+y=3$ and $2 x^{2}+4 x y-y=15$
Solve the simultaneous equations $x+y=3$ and $2 x^{2}+4 x y-y=15$Solve the simultaneous equations $x+y=3$ and $2 x^{2}+4 x y-y=15$ ...
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$y=x^2+2x-3$ and $y-5=2x-4$ simultaneously
$y=x^2+2x-3$ and $y-5=2x-4$ simultaneouslySolve for $x$ and $y$ in the following pair of simultaneous equation $y=x^2+2x-3$ and $y-5=2x-4$ ...
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Find the values of $w,x,y,z$
Find the values of $w,x,y,z$Find the values of $w,x,y,z$ \ \begin{aligned} &amp;w+x+y=49 \\ &amp;x+y+z=30 \\ &amp;y+z+w=35 \\ &amp;z+w+x=42 \end{aligned} \ ...
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Solve $8^{x}=\frac{2^{56}-4^{26}}{30}$
Solve $8^{x}=\frac{2^{56}-4^{26}}{30}$Solve $8^{x}=\frac{2^{56}-4^{26}}{30}$ ...
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How do I solve this recurrence with substitution method $T(n)=T(n-2)+2^ n$ ?
How do I solve this recurrence with substitution method $T(n)=T(n-2)+2^ n$ ?How do I solve this recurrence with substitution method $T(n)=T(n-2)+2^ n$ ? ...
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Subtract $\quad-4 x+8 y+6$ from $2 x+3 y-1$
Subtract $\quad-4 x+8 y+6$ from $2 x+3 y-1$Subtract $\quad-4 x+8 y+6$ from $2 x+3 y-1$ ...
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The HCF of $12 x^{2} y ; 42 x^{3} y^{2} ; 27 x y$ is:
The HCF of $12 x^{2} y ; 42 x^{3} y^{2} ; 27 x y$ is:The HCF of $12 x^{2} y ; 42 x^{3} y^{2} ; 27 x y$ is: ...
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Solve for $y: 3 y-5=y+8$
Solve for $y: 3 y-5=y+8$Solve for $y: 3 y-5=y+8$ ...
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Solve $\frac{3 x^{2}+x-1}{1}+\frac{1}{3 x^{2}+x-3}=0$
Solve $\frac{3 x^{2}+x-1}{1}+\frac{1}{3 x^{2}+x-3}=0$Solve $\dfrac{3 x^{2}+x-1}{1}+\dfrac{1}{3 x^{2}+x-3}=0$ ...
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Consider the system of equations \begin{aligned} &x+y-z=a \\ &x-y+2 z=b . \end{aligned}
Consider the system of equations \begin{aligned} &x+y-z=a \\ &x-y+2 z=b . \end{aligned}Consider the system of equations \ \begin{aligned} &amp;x+y-z=a \\ &amp;x-y+2 z=b . \end{aligned} \ a) Find the general solution of the homogeneous ...
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Consider the system of linear equations
Consider the system of linear equationsConsider the system of linear equations \ \begin{array}{rc} k x+y+z &amp; =1 \\ x+k y+z &amp; =1 \\ x+y+k z &amp; =1 \end{array} \ For what value(s) ...
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Solve the equations for $x, y$, and $z$.
Solve the equations for $x, y$, and $z$.Solve the equations for $x, y$, and $z$. $x+0 y+3 z=2$ $2 x+3 y+2 z=1$ $2 x+2 y+3 z=3$ HINT: If $A=\left(\begin{array}{lll}2 &amp; 3 & ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Solve the equation \(4 y^{2}-12 y+9=0$
Solve the equation $4 y^{2}-12 y+9=0$Solve the equation $4 y^{2}-12 y+9=0$ ...
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(a) Solve the equation: $x^{2}-9 x+8=0$ (b) Hence solve the equation: $y^{3}-9 y^{\frac{3}{2}}+8=0$
(a) Solve the equation: $x^{2}-9 x+8=0$ (b) Hence solve the equation: $y^{3}-9 y^{\frac{3}{2}}+8=0$(a) Solve the equation: $x^{2}-9 x+8=0$ (b) Hence solve the equation: $y^{3}-9 y^{\frac{3}{2}}+8=0$ ...
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Solve the equation $8^{2 x-5}=2^{x+1}$
Solve the equation $8^{2 x-5}=2^{x+1}$Solve the equation $8^{2 x-5}=2^{x+1}$ ...
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Solve the equation $\frac{1}{3}(1-x)^3=9$
Solve the equation $\frac{1}{3}(1-x)^3=9$Solve the equation $\frac{1}{3}(1-x)^3=9$ ...
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Solve the following system of differential equation
Solve the following system of differential equationSolve the following pair of differential equation $\frac{dx}{dt} =2x+6y$ $\frac{dy}{dt} = 2x+2y$ &nbsp; with the conditons $x(0)=0$ and $y(0)=4$ ...
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Solve simultaneously for x and y
Solve simultaneously for x and ySolve simultaneously for $x$ and $y$ $x+y=3$ $2x^2+4xy-y=15$ ...
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Suppose $A=\left[\begin{array}{ccc}0 & 5 & -1 \\ 2 & 1 & 4\end{array}\right]$ and $B=\left[\begin{array}{cc}4 & -1 \\ 2 & 10\end{array}\right]$
Suppose $A=\left[\begin{array}{ccc}0 & 5 & -1 \\ 2 & 1 & 4\end{array}\right]$ and $B=\left[\begin{array}{cc}4 & -1 \\ 2 & 10\end{array}\right]$Suppose $A=\left\begin{array}{ccc}0 &amp; 5 &amp; -1 \\ 2 &amp; 1 &amp; 4\end{array}\right$ and $B=\left\begin{array}{cc}4 &amp; -1 \\ 2 &amp; 1 ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Suppose \(A=\left[\begin{array}{cc}1 & 3 \\ -1 & 2\end{array}\right]$ and $B=\left[\begin{array}{c}10 \\ 5\end{array}\right]$.
Suppose $A=\left[\begin{array}{cc}1 & 3 \\ -1 & 2\end{array}\right]$ and $B=\left[\begin{array}{c}10 \\ 5\end{array}\right]$.Suppose $A=\left\begin{array}{cc}1 &amp; 3 \\ -1 &amp; 2\end{array}\right$ and $B=\left\begin{array}{c}10 \\ 5\end{array}\right$. a. Find $A ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Suppose \(A=\left[\begin{array}{cc}0 & -2 \\ 3 & 1 \\ -1 & 4\end{array}\right]$ and $B=\left[\begin{array}{cc}3 & 1 \\ 2 & -2 \\ 0 & -2\end{array}\right]$
Suppose $A=\left[\begin{array}{cc}0 & -2 \\ 3 & 1 \\ -1 & 4\end{array}\right]$ and $B=\left[\begin{array}{cc}3 & 1 \\ 2 & -2 \\ 0 & -2\end{array}\right]$Suppose $A=\left\begin{array}{cc}0 &amp; -2 \\ 3 &amp; 1 \\ -1 &amp; 4\end{array}\right$ and $B=\left\begin{array}{cc}3 &amp; 1 \\ 2 &amp; -2 \\ ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Suppose \(A=\left[\begin{array}{cc}0 & -2 \\ 3 & 1 \\ -1 & 4\end{array}\right]$ and $B=\left[\begin{array}{cc}3 & 1 \\ 2 & -2 \\ 0 & -2\end{array}\right]$
Suppose $A=\left[\begin{array}{cc}0 & -2 \\ 3 & 1 \\ -1 & 4\end{array}\right]$ and $B=\left[\begin{array}{cc}3 & 1 \\ 2 & -2 \\ 0 & -2\end{array}\right]$Suppose $A=\left\begin{array}{cc}0 &amp; -2 \\ 3 &amp; 1 \\ -1 &amp; 4\end{array}\right$ and $B=\left\begin{array}{cc}3 &amp; 1 \\ 2 &amp; -2 \\ ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 For the matrix $A=\left[\begin{array}{ccc} 1 & 0 & -3 \\ 2 & 3 & 4 \end{array}\right]$ Compute \(3 A$.
For the matrix $A=\left[\begin{array}{ccc} 1 & 0 & -3 \\ 2 & 3 & 4 \end{array}\right]$ Compute $3 A$.For the matrix \ A=\left\begin{array}{ccc} 1 &amp; 0 &amp; -3 \\ 2 &amp; 3 &amp; 4 \end{array}\right \ Compute $3 A$. ...
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Suppose you are given the matrix $A=\left[\begin{array}{cc} 1 & -2 \\ 3 & 0 \\ -1 & 5 \end{array}\right]$
Suppose you are given the matrix $A=\left[\begin{array}{cc} 1 & -2 \\ 3 & 0 \\ -1 & 5 \end{array}\right]$Suppose you are given the matrix \ A=\left\begin{array}{cc} 1 &amp; -2 \\ 3 &amp; 0 \\ -1 &amp; 5 \end{array}\right \ a. Find the size of the matr ...
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Solve the system of equations below with Gauss-Jordan elimination. \begin{aligned} x+y-z &=10 \\ 2 x-y-z &=3 \\ -3 x-3 y+3 z &=-30 \end{aligned}
Solve the system of equations below with Gauss-Jordan elimination. \begin{aligned} x+y-z &=10 \\ 2 x-y-z &=3 \\ -3 x-3 y+3 z &=-30 \end{aligned}Solve the system of equations below with Gauss-Jordan elimination. \ \begin{aligned} x+y-z &amp;=10 \\ 2 x-y-z &amp;=3 \\ -3 x-3 y+3 z &amp;=-30 \end ...
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Solve the system of equations below with GaussJordan elimination. \begin{aligned} x+\quad y+\quad z &=120 \\ 0.04 x+0.06 y+0.1 z &=6 \end{aligned}
Solve the system of equations below with GaussJordan elimination. \begin{aligned} x+\quad y+\quad z &=120 \\ 0.04 x+0.06 y+0.1 z &=6 \end{aligned}Solve the system of equations below with GaussJordan elimination. \ \begin{aligned} x+\quad y+\quad z &amp;=120 \\ 0.04 x+0.06 y+0.1 z &amp;=6 \end{a ...
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Do all systems of linear equations have unique solutions?
Do all systems of linear equations have unique solutions?Do all systems of linear equations have unique solutions? ...
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Solve the system of equations below with GaussJordan elimination. \begin{aligned} x+\quad y &=10 \\ 0.08 x+0.12 y &=0.84 \end{aligned}
Solve the system of equations below with GaussJordan elimination. \begin{aligned} x+\quad y &=10 \\ 0.08 x+0.12 y &=0.84 \end{aligned}Solve the system of equations below with GaussJordan elimination. \ \begin{aligned} x+\quad y &amp;=10 \\ 0.08 x+0.12 y &amp;=0.84 \end{aligned} \ ...
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Solve the system of equations below with Gauss-Jordan elimination.
Solve the system of equations below with Gauss-Jordan elimination.Solve the system of equations below with Gauss-Jordan elimination. \ \begin{aligned} &amp;2 x+5 y=-6 \\ &amp;-3 x+y=-8 \end{aligned} \ ...
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Using the variables $x, y$ and $z$, write the solution corresponding to the augmented matrix $\left[\begin{array}{ccc|c} 1 & 0 & 0 & -1 \\ 0 & 1 & 0 & 5 \\ 0 & 0 & 1 & 2 \end{array}\right]$Using the variables $x, y$ and $z$, write the solution corresponding to the augmented matrix \ \left\begin{array}{ccc|c} 1 &amp; 0 &amp; 0 &amp; ...
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Using the variables $x, y$ and $z$, write the solution corresponding to the augmented matrix $\left[\begin{array}{ccc|c} 1 & 0 & 0 & 4 \\ 0 & 1 & 0 & 2 \\ 0 & 0 & 1 & -1 \end{array}\right]$Using the variables $x, y$ and $z$, write the solution corresponding to the augmented matrix \ \left\begin{array}{ccc|c} 1 &amp; 0 &amp; 0 &amp; ...
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Write an augmented matrix for each of the system of equations below.
Write an augmented matrix for each of the system of equations below.Write an augmented matrix for each of the system of equations below. a. \ \begin{gathered} 2 x+3 y=9 \\ x-y=-1 \end{gathered} \ b. \begin{aligned ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Suppose you are given the matrix 1 answer 85 views Suppose you are given the matrixSuppose you are given the matrix \(A=\left\begin{array}{cc}1 &amp; -2 \\ 3 &amp; 0 \\ -1 &amp; 5\end{array}\right a. Find the size of the matrix ...
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What is a matrix?
What is a matrix?What is a matrix? ...
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Solve the following system of equations. \begin{aligned} &x-y=2 \\ &x+2 y=11 \\ &-2 x+5 y=5 \end{aligned}
Solve the following system of equations. \begin{aligned} &x-y=2 \\ &x+2 y=11 \\ &-2 x+5 y=5 \end{aligned}Solve the following system of equations. \ \begin{aligned} &amp;x-y=2 \\ &amp;x+2 y=11 \\ &amp;-2 x+5 y=5 \end{aligned} \ ...
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Solve the following system of equations. \begin{aligned} &x-3 y=-1 \\ &x+y=7 \\ &2 x+5 y=20 \end{aligned}
Solve the following system of equations. \begin{aligned} &x-3 y=-1 \\ &x+y=7 \\ &2 x+5 y=20 \end{aligned}Solve the following system of equations. \ \begin{aligned} &amp;x-3 y=-1 \\ &amp;x+y=7 \\ &amp;2 x+5 y=20 \end{aligned} \ ...
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Solve the following system of equations. Let $z$ be the parameter. \begin{aligned} &x+2 y+3 z=1 \\ &2 x+y-z=6 \end{aligned}
Solve the following system of equations. Let $z$ be the parameter. \begin{aligned} &x+2 y+3 z=1 \\ &2 x+y-z=6 \end{aligned}Solve the following system of equations. Let $z$ be the parameter. \ \begin{aligned} &amp;x+2 y+3 z=1 \\ &amp;2 x+y-z=6 \end{aligned} \ ...
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Solve the following system of equations. Let $z$ be the parameter. \begin{aligned} &x+3 y+6 z=19 \\ &2 x-3 y+3 z=2 \end{aligned}
Solve the following system of equations. Let $z$ be the parameter. \begin{aligned} &x+3 y+6 z=19 \\ &2 x-3 y+3 z=2 \end{aligned}Solve the following system of equations. Let $z$ be the parameter. \ \begin{aligned} &amp;x+3 y+6 z=19 \\ &amp;2 x-3 y+3 z=2 \end{aligned} \ ...
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For the following system of equations, tell how many solutions there are in nonnegative integers. $\begin{array}{r} x+3 y+z=82 \\ 7 y+2 z=42 \end{array}$
For the following system of equations, tell how many solutions there are in nonnegative integers. $\begin{array}{r} x+3 y+z=82 \\ 7 y+2 z=42 \end{array}$For the following system of equations, tell how many solutions there are in nonnegative integers. \ \begin{array}{r} x+3 y+z=82 \\ 7 y+2 z=42 \end{ar ...
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For the following system of equations, tell how many solutions there are that are positive and result in $z$ being a positive integer. $\begin{array}{r} x+2 y+z=88 \\ 7 y+3 z=84 \end{array}$For the following system of equations, tell how many solutions there are that are positive and result in $z$ being a positive integer. \ \begin{arr ...
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Solve the system of two equations in two unknowns. \begin{aligned} &2 x-3 y=5 \\ &8 x-12 y=20 \end{aligned}
Solve the system of two equations in two unknowns. \begin{aligned} &2 x-3 y=5 \\ &8 x-12 y=20 \end{aligned}Solve the system of two equations in two unknowns. \ \begin{aligned} &amp;2 x-3 y=5 \\ &amp;8 x-12 y=20 \end{aligned} \ ...
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Solve the system of two equations in two unknowns. \begin{aligned} &5 x+6 y=1 \\ &15 x+18 y=3 \end{aligned}
Solve the system of two equations in two unknowns. \begin{aligned} &5 x+6 y=1 \\ &15 x+18 y=3 \end{aligned}Solve the system of two equations in two unknowns. \ \begin{aligned} &amp;5 x+6 y=1 \\ &amp;15 x+18 y=3 \end{aligned} \ ...
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Solve the system of two equations in two unknowns. \begin{aligned} &y=5 x+2 \\ &-10 x+2 y=1 \end{aligned}
Solve the system of two equations in two unknowns. \begin{aligned} &y=5 x+2 \\ &-10 x+2 y=1 \end{aligned}Solve the system of two equations in two unknowns. \ \begin{aligned} &amp;y=5 x+2 \\ &amp;-10 x+2 y=1 \end{aligned} \ ...
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Solve the system of two equations in two unknowns. \begin{aligned} &x=1-2 y \\ &3 x+6 y=10 \end{aligned}
Solve the system of two equations in two unknowns. \begin{aligned} &x=1-2 y \\ &3 x+6 y=10 \end{aligned}Solve the system of two equations in two unknowns. \ \begin{aligned} &amp;x=1-2 y \\ &amp;3 x+6 y=10 \end{aligned} \ ...
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Does every system of equations have a unique solution?
Does every system of equations have a unique solution?Does every system of equations have a unique solution? ...
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Solve the system of equations by the Elimination Method. \begin{aligned} &0.5 x-0.25 y=-0.5 \\ &-2 x+3 y=10 \end{aligned}
Solve the system of equations by the Elimination Method. \begin{aligned} &0.5 x-0.25 y=-0.5 \\ &-2 x+3 y=10 \end{aligned}Solve the system of equations by the Elimination Method. \ \begin{aligned} &amp;0.5 x-0.25 y=-0.5 \\ &amp;-2 x+3 y=10 \end{aligned} \ ...
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Solve the system of equations by the Elimination Method. \begin{aligned} &0.1 x+0.3 y=1.4 \\ &9 x-3 y=-24 \end{aligned}
Solve the system of equations by the Elimination Method. \begin{aligned} &0.1 x+0.3 y=1.4 \\ &9 x-3 y=-24 \end{aligned}Solve the system of equations by the Elimination Method. \ \begin{aligned} &amp;0.1 x+0.3 y=1.4 \\ &amp;9 x-3 y=-24 \end{aligned} \ ...
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Solve the system of equations by the Elimination Method. \begin{aligned} &-2 x-5 y=18 \\ &10 x+2 y=2 \end{aligned}
Solve the system of equations by the Elimination Method. \begin{aligned} &-2 x-5 y=18 \\ &10 x+2 y=2 \end{aligned}Solve the system of equations by the Elimination Method. \ \begin{aligned} &amp;-2 x-5 y=18 \\ &amp;10 x+2 y=2 \end{aligned} \ ...
Solve the system of equations by the Elimination Method. \begin{aligned} &2 x+3 y=-1 \\ &7 x-6 y=13 \end{aligned}
Solve the system of equations by the Elimination Method. \begin{aligned} &2 x+3 y=-1 \\ &7 x-6 y=13 \end{aligned}Solve the system of equations by the Elimination Method. \ \begin{aligned} &amp;2 x+3 y=-1 \\ &amp;7 x-6 y=13 \end{aligned} \ ...