# Math

Hey, I just need my answer checked.

Simplify:
y to the 4th power times y to the 3rd power

y to the 1st power

y to the 7th power **

y to the 12th power

y to the 43rd power

correct? If not, please show work for me. thanks.

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1. Yes
y^a * y^b = y^(a+b)

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