libbymae4323 libbymae4323

19-04-2016
Mathematics

contestada

If x= -2 calculate the value of: x cubed + 3

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RioTheNinja RioTheNinja

19-04-2016

-2^3 + 3

The first step is to cube -2. This means you do this:

-2 * -2 * -2

This is equal to -8. Now, your equation looks like this:

-8 + 3

The answer to the above is -5. Good luck!

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apologiabiology apologiabiology

21-04-2016

xcubed=x^3=x*x*x
if x=-2
-2 cubed+3=-2*-2*-2+3=4*-2+3=-8+3=-5

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