Question

2. Find the value of the polynomial 5x-4xsquare
+3at x=2 and x=-1​

Answer 1

Answer:

5x-4x^2+3 when x= 2

5 x 2 -4 x 2+3

=5

when x=-1 then,

5 x-1 -4 x -1+3

-5+4+3

=2

Answer 2

Answer:

when x= 2 the ans is -3 and when x=-1 the ans is -6

Step-by-step explanation:

when x=2

(5*2) - (4*2*2) +3

10 - 16 +3

-6+3

-3 (ans)

when x=-1

(5*-1) -(4*-1*-1) +3

-5-4+3

-9+3

-6(ans)

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