Question

What is the factored form of x2 - 4x - 5?

Answer 1

Answer:

Option D, (x - 5)(x + 1)

Step-by-step explanation:

Step 1:  Factor

$x^2 - 4x - 5$

$x^2 - 5x + x - 5$

$(x - 5)(x + 1)$

Answer:  Option D, (x - 5)(x + 1)

Answer 2

Answer:

(x-5) (x+1)

Step-by-step explanation:

x^2 -4x -5

What two numbers multiply to -5 and add to -4

-5*1 = -5

-5+1 = -4

(x-5) (x+1)