Question

plsss help meee with it​

Answer 1

Answer:

1) ⟹p=−6

Step-by-step explanation:

1) x=−2

x4−3x3−px−5=23

⟹(−2)4−3(−2)3−p(−2)−5=23

⟹16+24+2p−5=23

⟹35+2p=23

⟹2p=23−35=−12

⟹p=−6