Question

The value of 4x + x - 2xsquare + x - 1 when x= -1 is
1) 9
2)5
3) -9
4)-5
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Answer 1

Step-by-step explanation:

4x+x-2x^2+x-1

4×(-1)+(-1)-2×(-1)^2+(-1)-1

-4-1-2-1-1

-5-3-1

-8-1

-9..

therefore-9 is the answer

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Answer 2

Answer:

3) -9

Step-by-step explanation:

because put value of x= -1

4×(-1) +(-1)-2(-1)²+(-1)-1

-4-1-2-1-1

-5-4

=-9 answer

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