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Rules of Exponents Review Simplify the following expressions. Use only positive exponents in your answer. Simplify `(5x^5)(3x^3)`
Simplify `(2x^5)^4`
Simplify `(21 x^7)/(7x^5)`
Simplify `3x^-5`
`15 x ^8`
`16 x^20`
`3 x^2`
`3/x^5`