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OpenStudy (anonymous):
Simplify : -16r^2/20r^3 A. -4/5 B. -4r/5 C. -4/5r 16xy^7/4xy^3 A. 4xy^4 B. 4y^4 C. 4xy^10 (3/5)^-2 = (9a/4b)^0 = (6x^4/2xy^3)^3 = The area of a rectangle is 50ab and it's width is 10b. What is it's length? A. 5a B. 500ab^2 C. 5ab D. 60ab Please help me with these problems, I have some homework to do and these problems are stumping me, I would appreciate the help it is just difficult right now
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OpenStudy (anonymous):
C, B, 25/9, 1, 27x^9/y^9
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