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Mathematics 9 Online
OpenStudy (anonymous):

Which is equal to 3x • 3x • 3x

OpenStudy (anonymous):

A. 27x B. 6x C. 6x3 D. 27x3

OpenStudy (anonymous):

You multiply it like so (3x)(3x)(3x) and so you get 27x^3

OpenStudy (anonymous):

thx

OpenStudy (anonymous):

Be careful when you are multiplying that you also multiply the x's in the ()

OpenStudy (anonymous):

If you were adding 3x+3x+3x then you would get 9x, see the difference?

OpenStudy (anonymous):

ok I see

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