SOLUTION: Do not use negative exponents y^-5*y. I had worked this problem out and got it wrong on my homework. Can you show me how you work it out before I have the test? Thank you in advanc

Algebra ->  Exponents -> SOLUTION: Do not use negative exponents y^-5*y. I had worked this problem out and got it wrong on my homework. Can you show me how you work it out before I have the test? Thank you in advanc      Log On


   

Question 721244: Do not use negative exponents y^-5*y. I had worked this problem out and got it wrong on my homework. Can you show me how you work it out before I have the test? Thank you in advance.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Do not use negative exponents y^-5*y. I had worked this problem out and got it wrong on my homework. Can you show me how you work it out before I have the test?
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y%5E%28-5%29%2Ay+=+y%5E%28-5+%2B+1%29+=+y%5E%28-4%29
= y%5E-4%2F1
Multiply NUM and DEN by y^4
= y%5E0%2Fy%5E4
= 1%2Fy%5E4