Question

Find the value of p if the value of x⁴-3x⁴-px-5is equal to 23 when x=-2

Answer 1

Step-by-step explanation:

x ^4 - 3x^4 - px - 5 =23

x=-2

(-2)^4 - 3(-2)^4 - p(-2)-5=23

8 - 3(8) + 2p - 5=23

8 - 24 + 2p - 5=23

8 - 29 + 2p=23

-21 + 2p=23

2p = 23+21

2p = 44

P = 44/2

P = 22