If A=23-12 and fx=x2-4x+7, show that f(A) = 0 Use this find A5 - Maths - Matrices

Question

If A = 2 3 - 1 2   and   f x = x 2 - 4 x + 7 , show that
f(A) = 0 Use this find A5

Rambaboo Khatana · Accepted Answer

If A = 2 3 - 1 2 and f x = x 2 - 4 x + 7 , show that f(A) = 0. Use this find A5.