366 results for "matrix".
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Question in Habiba's workspace
$A$ a $3 \times 3$ matrix. Using row operations on the augmented matrix $\left(A | I_3\right)$ reduce to $\left(I_3 | A^{-1}\right)$.
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Question in Habiba's workspace
Solving a system of three linear equations in 3 unknowns using Gauss Elimination in 4 stages. Solutions are all integral.
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Question in Bill's workspace
Find the critical point $(0,a)$ of the function: $f(x,y)=ax^3+bx^2y+cy^2+dy+f$ and find its type using the test given by the Hessian matrix.
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Question in Eva's workspace
Multiplication of $2 \times 2$ matrices.
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Multiplication of $2 \times 2$ matrices.
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Multiplication of $2 \times 2$ matrices.
