Question

What is the factorization of the trinomial below?

x² - 5x+4
O A. (x+2)(x-2)
O B. (x + 4)(-1)
O C. (x-4)(x-1)
O D. (x-2)(x-2)

Answer 1

(x-4)(x-1)

Explanation:

x²-5x+4

x²-4x-x+4

x (x-4)-1(x-4)

(x-4)(x-1)

Answer 2

Hey there!

x² - 5x + 4

x² - 4x - 1x + 4

(x² - 4x) + (-1x + 4)

x(x - 4) - 1(x - 4)

(x - 4)(x - 1) [option C]

Hope it helps ya!