Question

For matrix $A = \begin{bmatrix}3&1\\\ 7&5\end{bmatrix}$, the values of x and y so that $A^2+xI=yA$ are:

• A. x=6, y=8
• B. x = 8,y=6
• C. x=8, y=8
• D. x=6, y=6

Answer 1

Answer: (C)

x=8, y=8

Answer 2

The correct option is(C):x=8, y=8