diegoguanuchi0 diegoguanuchi0

20-09-2017
Mathematics

contestada

3a^2-4|a|+6 when a = -3

Respuesta :

HermioneGranger919 HermioneGranger919

20-09-2017

Your answer is: -33

Here is my work:

3a^2-4|a|+6

Input -3:
=3*(-3^2)-4|-3|+6

Remove parentheses:
=3*3^2-4|-3|+6

Apply exponent rule:
=3*3^2=3^3

Apply absolute rule:
=4*3

Multiply the numbers:
=4*3=12

Bring them together:
=-3^3-12+6

Refine:
=-33

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