What is the answer to 4^{-2x}\times 4^x=64 ?

The answer to 4^{-2x}\times 4^x=64 is x=-3

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4^{-2x}\times 4^x=64

4^{- 2 x} \cdot 4^{x} = 64

x = - 3

Solution steps

4^{- 2 x} \cdot 4^{x} = 64

Apply exponent rules

- x = 3

Solve

- x = 3 : x = - 3

x = - 3

6^{2 x} + 6^{x} - 56 = 0

5^{2 x - 1} + 2 = 7

e^{x} = 2

3 6^{x + 3} = 216

2 = 10 0^{x}

What is the answer to 4^{-2x}\times 4^x=64 ?
The answer to 4^{-2x}\times 4^x=64 is x=-3
Solve for x: 4^{-2x}\times 4^x=64
The solution is x=-3