SOLUTION: Simplify and write with positive exponents 9x ( x^-3) / 18 x^15. Thank you for your help. Gabriel

Algebra ->  Algebra  -> Exponential-and-logarithmic-functions -> SOLUTION: Simplify and write with positive exponents 9x ( x^-3) / 18 x^15. Thank you for your help. Gabriel      Log On

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Question 154319: Simplify and write with positive exponents 9x ( x^-3) / 18 x^15.
Thank you for your help.
Gabriel
Answer by ankor@dixie-net.com(12706) About Me  (Show Source):
You can put this solution on YOUR website!
Simplify and write with positive exponents 9x ( x^-3) / 18 x^15.
:
Use the reciprocal to get rid of the neg exponent:
%289x%29%2Fx%5E3 / %2818x%5E15%29
Same as:
%289x%29%2Fx%5E3 * 1%2F%2818x%5E15%29
:
Cancel 9x into 18x^15, multiply denominators:
1%2Fx%5E3 * 1%2F%282x%5E14%29 = 1%2F%282x%5E17%29