SOLUTION: Simplify the complex fraction. Assume no division by 0. (x^-3 - 3x^-4) divided by (3x^-3 - 9x^-4)

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Question 1129049: Simplify the complex fraction. Assume no division by 0.
(x^-3 - 3x^-4) divided by (3x^-3 - 9x^-4)

Found 3 solutions by MathLover1, MathTherapy, greenestamps:
Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!



















Answer by MathTherapy(10555)   (Show Source): You can put this solution on YOUR website!

Simplify the complex fraction. Assume no division by 0.
(x^-3 - 3x^-4) divided by (3x^-3 - 9x^-4)




------ Applying KCF
------------- Factoring numerator and denominator
--------- Cancelling numerators and denominators

Answer by greenestamps(13203)   (Show Source): You can put this solution on YOUR website!


The two responses you have received before mine both give the right answer, after a lot of work.

Expressions like this are simplified far more easily by multiplying numerator and denominator by an appropriate power of the variable to eliminate the negative exponents.

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