Question

6] Find the value of the polynomial p(x) = 3x3 – x2 + 5x -9 when x = -1​

Answer 1

Answer:

-18

Step-by-step explanation:

3(-1)^3 - (-1)^2 + 5(-1) - 9 =

--3 -1 -5 - 9 =

- 18

Answer 2

Answer:

-18

Step-by-step explanation:

put x= -1 in the given equation we get p(x) =-18

p(x) = 3(-1)^3-(-1)^2+5(-1)-9

= -3-1-5-9

= -18