Question

if x+2 is a factor of polynomial 2x^4+2px^2+3x+6 then find the value of p​

Answer 1

Answer:

Step-by-step explanation:

the x + 2 =0

x + 2 =0

x = -2

now

p(-2) = 2(-2)⁴ + 2p(-2)² + 3 x -2+6

        = 32 + 8p -6+6 =0

         = 32 + 8p = 0

         = 8p = -32

          = p = -3