Question

If -5 is a root of the quadratic equation 2x² + px – 15 = 0, then

Answer 1

Step-by-step explanation:

f(x) => 2x²+px-15=0

f(-5) => 2(-5)² + p(-5) - 15 = 0

2(25)-5p-15=0

35-5p=0

5p=35

p=7

Answer 2

Answer:

answer for the given problem is given