Question

Find the value of ‘p’ if the value of x3 + px2 + 2x is equal to7 when x= -1
pls ans

Answer 1

Answer:

Thanks for your question...

Your required answer :

• Given x = -1
• x³ + px² + 2x = 7

• ( -1 )³ + p ( -1 )² + 2 ( -1 ) = 7

• -1 + p - 2 = 7

• p - 3 = 7

• p = 7 + 3

• p = 10

Brainliest Please