Question

The value of ‘p’ if px2 - x + p is divisible by -x -1 is
A-2 B) ½ C) 2 D) -½

Answer 1

Answer:

-1/2

Step-by-step explanation:

Given the equation px² - x + p is divisible by -x-1, therefore x = -1 is a solution to the equation.

p (-1)² -(-1) + p = 0

p+1+p = 0

2p+1 = 0

2p = -1

p = -1/2