Question

Polynomial 2xcube +2x when x=-1/2

Answer 1

Given,     x = -1/2

2x³ + 2x       (On putting the given value of x)

2 × (-1/2)² + 2 × (-1/2)

2 × (-1/8) -1

-1/4 - 1    

-1/4-4/4      ( On taking LCM )

-5/4     (Answer)

That's it!!!!

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