Question

Find the value of the polynomial -8x-4x²+3 at x=-1

Answer 1

Answer:

the answer : substitute the x value in the polynomial : we get 7

-8(-1) -4(-1)*²+3

8-4+3

7

Answer 2

Answer: The value of the polynomial a x = -1 is 7.

Step-by-step explanation:

-8x-4x^2+3

-4x^2-8x+3

Put x = -1

(-4)(-1)^2-8(-1)+3

(-4)(1)+8+3

-4+11

= 7

Hope it helps :)

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