Please help me answer these questions

Algebra
Tutor: None Selected Time limit: 1 Day

Simplify and express answers using positive exponents only

1)  14x^7y^3 over 21x^5y^10

2) -16x^-2

Jan 19th, 2015

 14x7y3 / 21x5y10 =2/3 x7-5 y3-10= 2/3 x2/y7

-16x-2 = -16/x2


Jan 19th, 2015

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Jan 19th, 2015
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Jan 19th, 2015
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