sboyd2521 sboyd2521

12-07-2018
Mathematics

contestada

-2x^3-3x^2+4 for x= -2

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st4rgrl st4rgrl

12-07-2018

The answer is 8.

Substitute x for -2 and solve with pemdas, starting with the exponents.

-2x³-3x²+4
-2(-2)³-3(-2)²+4
-2(-8)-3(4)+4
16-12+4
8

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