# Recent questions tagged equations

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Do I need to know discrete math for data science?
Do I need to know discrete math for data science?Do I need to know discrete math for data science? ...
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Do I need to know calculus for data science?
Do I need to know calculus for data science?Do I need to know calculus for data science? ...
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Do I need to know statistics for data science?
Do I need to know statistics for data science?Do I need to know statistics for data science? ...
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Do I need to know Functions, Variables, Equations, and Graphs for data science?
Do I need to know Functions, Variables, Equations, and Graphs for data science?Do I need to know Functions, Variables, Equations, and Graphs for data science? ...
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Determine $D_{x}\left(\frac{x^{3}+3 x^{2}+6 x+8}{x+2}\right)$
Determine $D_{x}\left(\frac{x^{3}+3 x^{2}+6 x+8}{x+2}\right)$Determine \ D_{x}\left(\frac{x^{3}+3 x^{2}+6 x+8}{x+2}\right) \ ...
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Differentiate $k(t)=\frac{(t+2)^{3}}{\sqrt{t}}$ with respect to $t$
Differentiate $k(t)=\frac{(t+2)^{3}}{\sqrt{t}}$ with respect to $t$Differentiate $k(t)=\dfrac{(t+2)^{3}}{\sqrt{t}}$ with respect to $t$ ...
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Differentiate $g(t)=4(t+1)^{2}(t-3)$ with respect to $t$
Differentiate $g(t)=4(t+1)^{2}(t-3)$ with respect to $t$Differentiate &nbsp;$g(t)=4(t+1)^{2}(t-3)$ with respect to $t$ ...
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Differentiate the function $m=\frac{3}{2} n^{4}-1$
Differentiate the function $m=\frac{3}{2} n^{4}-1$Differentiate the function $m=\frac{3}{2} n^{4}-1$ ...
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Differentiate the function $y=3 x^{5}$
Differentiate the function $y=3 x^{5}$Differentiate the function $y=3 x^{5}$ ...
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The system of linear equations has $$\left\{\begin{array}{l} x-2 y+z=1 \\ -2 x+4 y-2 z=-3 \\ -x+2 y-z=-2 \end{array}\right.$$
The system of linear equations has $$\left\{\begin{array}{l} x-2 y+z=1 \\ -2 x+4 y-2 z=-3 \\ -x+2 y-z=-2 \end{array}\right.$$The system of linear equations has $$\left\{\begin{array}{l} x-2 y+z=1 \\ -2 x+4 y-2 z=-3 \\ -x+2 y-z=-2 \end{array}\right.$$ &nbsp; A) infinitely ...
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Solve the system $$\left\{\begin{array}{l} 4 x_{1}+2 x_{2}+3 x_{3}+4 x_{4}=0 \\ x_{1}+x_{3}+2 x_{4}=1 \\ x_{1}-x_{2}+x_{3}=1 \\ -3 x_{1}-2 x_{2}-2 x_{3}-2 x_{4}=1 \end{array}\right.$$Solve the system $$\left\{\begin{array}{l} 4 x_{1}+2 x_{2}+3 x_{3}+4 x_{4}=0 \\ x_{1}+x_{3}+2 x_{4}=1 \\ x_{1}-x_{2}+x_{3}=1 \\ -3 x_{1}-2 x_{2}-2 x_ ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Calculate the determinant$$ \left|\begin{array}{rrrr} 4 & 2 & 3 & 4 \\ 1 & 0 & 1 & 2 \\ 1 & -1 & 1 & 0 \\ 5 & 1 & 4 & 3 \end{array}\right| $$0 answers 8 views Calculate the determinant$$ \left|\begin{array}{rrrr} 4 & 2 & 3 & 4 \\ 1 & 0 & 1 & 2 \\ 1 & -1 & 1 & 0 \\ 5 & 1 & 4 & 3 \end{array}\right| $$Calculate the determinant$$ \left|\begin{array}{rrrr} 4 &amp; 2 &amp; 3 &amp; 4 \\ 1 &amp; 0 &amp; 1 &amp; 2 \\ 1 &amp; -1 &amp; 1 &amp; 0 \\ 5 &amp; ...
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Which of the following is the coefficient matrix for the system  \begin{array}{c} x+4 y=6 \\ 4 x+2 y=z \text { ? } \\ y+5 z=-6 \end{array}
Which of the following is the coefficient matrix for the system  \begin{array}{c} x+4 y=6 \\ 4 x+2 y=z \text { ? } \\ y+5 z=-6 \end{array}Which of the following is the coefficient matrix for the system \begin{array}{c} x+4 y=6 \\ 4 x+2 y=z \text { ? } \\ y+5 z=-6 \end{array} A. $\left\b ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 The system $$\left\{\begin{array}{c} x+2 y-3 z=4 \\ 3 x-y+5 z=2 \\ 4 x+y+2 z=-2 \end{array}\right.$$ 0 answers 4 views The system $$\left\{\begin{array}{c} x+2 y-3 z=4 \\ 3 x-y+5 z=2 \\ 4 x+y+2 z=-2 \end{array}\right.$$The system $$\left\{\begin{array}{c} x+2 y-3 z=4 \\ 3 x-y+5 z=2 \\ 4 x+y+2 z=-2 \end{array}\right.$$ &nbsp; A. has a uni ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 $$\text { Write the system }\left\{\begin{array}{l} z=x+y \\ x-y=3 \text { in the form } A X=B \text {. Then } \\ x=-y \end{array}\right.$$ 0 answers 3 views $$\text { Write the system }\left\{\begin{array}{l} z=x+y \\ x-y=3 \text { in the form } A X=B \text {. Then } \\ x=-y \end{array}\right.$$ \text { Write the system }\left\{\begin{array}{l} z=x+y \\ x-y=3 \text { in the form } A X=B \text {. Then } \\ x=-y \end{array}\righ ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Interpret the solution of the given system of equations geometrically on the diagram: 0 answers 2 views Interpret the solution of the given system of equations geometrically on the diagram: Interpret the solution of the given system of equations geometrically on the diagram: $$\begin{gathered} 3 x-6 y+9 z=3 \\ 2 x-3 y+5 z=7 \\ 2 ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 The system of linear equations$$ \begin{gathered} x-2 y+z=1 \\ -2 x+4 y-2 z=-3 \\ -x+2 y-z=-2 \end{gathered} $$0 answers 2 views The system of linear equations$$ \begin{gathered} x-2 y+z=1 \\ -2 x+4 y-2 z=-3 \\ -x+2 y-z=-2 \end{gathered} $$The system of linear equations$$ \begin{gathered} x-2 y+z=1 \\ -2 x+4 y-2 z=-3 \\ -x+2 y-z=-2 \end{gathered} $$has &nbsp; A) infinitely many solut ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Which of the following operations over a system of linear equations changes the solution set? 0 answers 5 views Which of the following operations over a system of linear equations changes the solution set?Which of the following operations over a system of linear equations changes the solution set? &nbsp; A) interchanging two equations B) multiplying ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Solve the system$$ \begin{gathered} 4 x_{1}+2 x_{3}=4 \\ 3 x_{1}-2 x_{4}=0 \\ 2 x_{1}+x_{2}+x_{4}=1 \end{gathered} $$0 answers 2 views Solve the system$$ \begin{gathered} 4 x_{1}+2 x_{3}=4 \\ 3 x_{1}-2 x_{4}=0 \\ 2 x_{1}+x_{2}+x_{4}=1 \end{gathered} $$Solve the system$$ \begin{gathered} 4 x_{1}+2 x_{3}=4 \\ 3 x_{1}-2 x_{4}=0 \\ 2 x_{1}+x_{2}+x_{4}=1 \end{gathered} $$... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Calculate the determinant$$ \left|\begin{array}{rrrr} -2 & 1 & -1 & 1 \\ 3 & 2 & 0 & -4 \\ -1 & 1 & 2 & -1 \\ 1 & -1 & 3 & -2 \end{array}\right| $$0 answers 6 views Calculate the determinant$$ \left|\begin{array}{rrrr} -2 & 1 & -1 & 1 \\ 3 & 2 & 0 & -4 \\ -1 & 1 & 2 & -1 \\ 1 & -1 & 3 & -2 \end{array}\right| $$Calculate the determinant$$ \left|\begin{array}{rrrr} -2 &amp; 1 &amp; -1 &amp; 1 \\ 3 &amp; 2 &amp; 0 &amp; -4 \\ -1 &amp; 1 &amp; 2 &amp; -1 \\ 1 & ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 What is the process of solving separable differential equations? 1 answer 6 views What is the process of solving separable differential equations?What is the process of solving separable differential equations? ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 When is a differential equation separable? 1 answer 7 views When is a differential equation separable?When is a differential equation separable? ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Which of the following equations are separable? 0 answers 6 views Which of the following equations are separable?Which of the following equations are separable? a.$\dot{y}=\sin (t y)$b.$\dot{y}=e^{t} e^{y}$c.$y \dot{y}=t$d.$\dot{y}=\left(t^{3}-t\right) ...
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What is the difference between confounding variables, independent variables and dependent variables?
$3 x+1 ; 2 x ; 3 x-7$ are the first three terms of an arithmetic sequence. Calculate the value of $x$.
$3 x+1 ; 2 x ; 3 x-7$ are the first three terms of an arithmetic sequence. Calculate the value of $x$.$3 x+1 ; 2 x ; 3 x-7$ are the first three terms of an arithmetic sequence. Calculate the value of $x$. ...