rebelsoul rebelsoul

25-06-2018
Mathematics

contestada

Simplify 7x^2+2x^2

A) 7x^2

B) 9x^2

C) 14x^4

D) 9x^4

Respuesta :

mathstudent55 mathstudent55

25-06-2018

7x^2 + 2x^2 = x^2(7 + 2) = x^2 * 9 = 9x^2

When you add like terms, add the coefficients.

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