Posted by **Deborah** on Monday, January 14, 2013 at 12:22pm.

Simplify (2t^–3)^3(0.4r)^2

A.)3.2r2

B.)1.28r^2/t^-6

C.)1.28R^2/t^9

D.)0.8r^2/t^-6

I think it is A.

Thank You.

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