Question

simplify x(2x²-4)-1 and find its value when x =1​

Answer 1

Hey, Your answer is (-3).

Step-by-step explanation:

x(2x²-4)-1

=2x³-4x-1

If x = 1,

2x³-4x-1

= 2(1)³ -4(1) - 1

=2-4-1

=(-2)-1

=(-3)

Hope this helps you!

Answer 2

Answer:

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