Question

If the
palynomial p(x)=2x³-x²-4 then find the value of p(2) & p(-1)​

Answer 1

Answer:

first take X=-1

therefore,2(-1)^3-(-1)^2-4

2(-1)+1-4

-2+1-4

-6+1

-5

THIS IS VALUE OF P(-1)

PLACE (2) IN PLACE OF X AND SOLVE