If p3 + 3p2 + 3p = 26, then the value of p2 + 2p is :

If p³ + 3p² + 3p = 26,

then the value of p² + 2p

Put the value of p = 2 (This value will satisfy the given equation)

The value of p² + 2p = 2² + 2(2)

p² + 2p = 8