Question

if X + 2 is a factor of 2 X square + 2 ax + 5 x + 10 find a​

Answer 1

Answer:

Explanation:

x + 2 = 0

x = -2

2(-2)² + 2(-2)a + 5(-2) + 10

8 - 4a -10 + 10 = 0

8 = 4a

a = 2

hope it helps