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Simplify the following: (y^8*y^-5)/y^-7 What is the value of the exponent in the simplified answer?

Guest Apr 17, 2017
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\(\frac{y^8\cdot y^{-5}}{y^{-7}}=\frac{y^{8+(-5)}}{y^{-7}}=\frac{y^3}{y^{-7}}=y^{3-(-7)}=y^{10}\)   smiley

hectictar Apr 18, 2017

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