Question

Ans = - 30
find the value of x cube-8 x square+14x -7 when x= -1
plz tell me the solution not the ans​

Answer 1

Answer:

p(x) = x³-8x²+14x-7

x = -1

substitute value of x in p(x)

(-1)³-8(-1)²+14(-1)-7

-1-8-14-7

-16-14

-30