Question

the value of of the following polynomial is 5x-4x²+3 at x=-1​

Answer 1

Answer:

$5( - 1) - 4( - 1) {}^{2} + 3$

-5-4+3

=-6

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Answer 2

Answer:

-6

Step-by-step explanation:

as x = -1

let's substitute the value of x in the polynomial

5(-1)-$4(-1^{2} )$+3 =

-5 - 4 + 3 =

-9 + 3 =

-6

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