SOLUTION: what do I do when multiplying rational functions. My teacher said add them across then subtract or somethin like that. But I looked up the answer and i cannot figure out where the

Question 427397: what do I do when multiplying rational functions. My teacher said add them across then subtract or somethin like that. But I looked up the answer and i cannot figure out where the 4 came from.
(6x^3 y)* (3x^2 y)
_______ ________ ....the correct answer is 9x over 4. Help?!
(xy^2) * (8x^3)
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!



Hi

 Note: x^2*x^3 = x^(2+3) OR x^(1+4)



 

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