Question

2x^2-2x-2 where x=(-2)​

Answer 1

Answer:

(2(-2))^2-2(-2)-2

= (-4)^2+4-2

= 16+4-2

= 20 - 2 = 18

Answer 2

Solution :-

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=> 2x^2 - 2x -2 ( x = -2)

=> 2(-2)^2 - 2(2) - 2

=> 8 - 4 - 2

=> 8 - 6

=> 2

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