# precalculus

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solve the following exponential equation. show all work.

4^(4x+2)= 1/64

• precalculus -

4^(4x+2)= 1/64
4^(4x+2)= 1/4^3
4^(4x+2)= 4^-3
so
4x+2 = -3
4x = -5
x = -5/4 or = -1.25

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