Question

What will be the factors of x2

+ 9x +20 ?

a) (x + 4) (x + 5) b)(x + 2)( x + 10) c) (x – 4) ( x – 5) d)None of these​

Answer 1

Answer:

$x {}^{2} + 9x + 20 \\ x {}^{2} + 5 x +4x + 20 \\ x(x + 5) + 4(x + 5) \\ (x + 4)(x + 5)$

Step-by-step explanation:

ok

Answer 2

Answer:

a) (x+4)(x+5)

Step-by-step explanation:

please mark my answer as brainlist