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Popular >

9^{2x-1}= 1/81

Solution

9^{2 x - 1} = \frac{1}{81}

Solution

x = - \frac{1}{2}

+1

Decimal Notation

x = - 0.5

Solution steps

9^{2 x - 1} = \frac{1}{81}

Apply exponent rules

2 x - 1 = - 2

Solve

2 x - 1 = - 2 : x = - \frac{1}{2}

x = - \frac{1}{2}

Popular Examples

e^{mx}(m^2+6m+5)=0

e^{m x} (m^{2} + 6 m + 5) = 0

4^{8^{3+2x}}=2^{2^{7x-1}}

4^{8^{3 + 2 x}} = 2^{2^{7 x - 1}}

2 \cdot 3^{\frac{x}{5}} = 1

9^{x+2}=81^{3x-1}

9^{x + 2} = 8 1^{3 x - 1}

3^a-3^{a-2}=6^3

3^{a} - 3^{a - 2} = 6^{3}

Frequently Asked Questions (FAQ)

What is the answer to 9^{2x-1}= 1/81 ?
The answer to 9^{2x-1}= 1/81 is x=-1/2
Solve for x: 9^{2x-1}= 1/81
The solution is x=-1/2