08-09-2016
Mathematics

contestada

What is (2x) exponent of 2 + 3x exponent of 2 - y

Y is 12
X is 3
Z is 8

Write what the answer and equation is and explain your answer.

Respuesta :

nobillionaireNobley nobillionaireNobley

09-09-2016

(2x)^2 + 3x^2 - y = (2(3))^2 + 3(3)^2 - 12 = (6)^2 + 3(9) - 12 = 36 + 27 - 12 = 51.

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