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2n^2(8)^3 Please Help!!!

Simplify. Express using exponents.

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Tamara J. | Math Tutoring - Algebra and Calculus (all levels)Math Tutoring - Algebra and Calculus (al...
4.9 4.9 (51 lesson ratings) (51)
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     2n2(8)3      ==>      2n2 · 83

  83 = 8 · 8 · 8 = 512

    2n2 · 83 = 2n2 · 512 = (512 · 2)n2 = 1024n 

 

Jack M. | Keys to Chemistry, Calculus, Literature and MoreKeys to Chemistry, Calculus, Literature...
4.7 4.7 (309 lesson ratings) (309)
1

With instructions to use exponents, I would do it this way:

2n2(8) = 2(23)3 n2 = 2(29) n2 = 210 n2

This is exactly the same as Tamara's answer above, but with an explicit powr of 2.