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Popular >

8^{3x}= 1/256

Solution

8^{3 x} = \frac{1}{256}

Solution

x = - \frac{8}{9}

+1

Decimal Notation

x = - 0.88888 \dots

Solution steps

8^{3 x} = \frac{1}{256}

Apply exponent rules

9 x = - 8

Solve

9 x = - 8 : x = - \frac{8}{9}

x = - \frac{8}{9}

Popular Examples

3^{x} = 9

450000=200000(1.2)^x

450000 = 200000 (1.2)^{x}

2^{2x}+2^{x+1}-15=0

2^{2 x} + 2^{x + 1} - 15 = 0

5^{x^2}=25^{6x-16}

5^{x^{2}} = 2 5^{6 x - 16}

3^{n} = 1

Frequently Asked Questions (FAQ)

What is the answer to 8^{3x}= 1/256 ?
The answer to 8^{3x}= 1/256 is x=-8/9
Solve for x: 8^{3x}= 1/256
The solution is x=-8/9