# Algebra

posted by .

( 3x^5 y^-8)^4 )
(------------- )
( z^-2 )

• Algebra -

I would eliminate the exponent (4) and move Z^-2 to the numerator and y^-8^4 to the denominator.
81X^20*Z^2/y^32

• Algebra -

How long will it take to earn \$525 in interest if \$3500 is invested at a 6% annual interest rate?

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