Using the inverse matrix to solve equationsAx, B
Find the ( AX=B) from the system of equations.( [(array)(cc)1& -2 2& -7(array)]⋅ [(array)cx y(array)]=[(array)c-7 -29(array)])Find the inverse of the coefficientmatrix of ( [(array)(cc)1& -2 2& -7(array)]).( [(array)(cc)7/3& -2/3 2/3& -1/3(array)...
Find theAX=BAX=Bfrom thesystem of equations. [−3−51−5]⋅[xy]=[−26−38][-3-51-5][xy][-26-38] Find theinverseof thecoefficientmatrix. Tap for more steps... Theof a2×2can be found using the1ad-bc[d-b-ca]wheread-bcis the determinant. ...
Using matrix multiplication, we may define a system of equations with the same number of equations as variables as AX=BAX=B To solve a system of linear equations using an inverse matrix, let AA be the coefficient matrix, let XX be the variable matrix, and let BB...
Any matrix multiplied by its inverse is equal to 11 all the time. A⋅A−1=1A⋅A-1=1. [xy]=[7124−131131−531]⋅[21073][xy]=[7124-131131-531]⋅[21073]Multiply [7124−131131−531][21073][7124-131131-531][21073]. Tap for more steps... [192−5][192-5]...
【解析】 Find the$$ A X = B $$from the system of equations. $$ \begin{bmatrix} 1 \boxed 1 \\ \frac { 1 } { 2 0 } \boxed - \frac { 1 } { 5 } \end{bmatrix} . \begin{bmatrix} x \\ y \end{bmatrix} = \begin{bmatrix} 4 0 \\ - 1 \end{bmatrix} $$ ...
Solve equation using calculator and inverse trig functions to determine the principal root (not by graphing). Clearly state (a) the principal root and (b) all real roots.12sin(2θ )=13 相关知识点: 试题来源: 解析 a. θ≈0.3649; b. θ≈0.3649+π k, 1.2059+π k 本题考查汉字结构和...
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To solve the system of equations using the inverse of a matrix, we will follow these steps:Step 1: Write the system of equations in matrix form The given equations are: 1. \(5x - y + z = 4\) 2. \(3x + 2y - 5z = 2\) 3. \(x + 3y
6x+5y=196x+5y=19 , −3x−7y=22-3x-7y=22 Find the AX=BAX=B from the system of equations. [65−3−7]⋅[xy]=[1922][65-3-7]⋅[xy]=[1922]Find the inverse of the coefficient matrix. Tap for more steps... [727527−19−29][727527-19-29]...