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Popular >

(1/9)^x=243

Solution

(\frac{1}{9})^{x} = 243

Solution

x = - \frac{5}{2}

+1

Decimal Notation

x = - 2.5

Solution steps

(\frac{1}{9})^{x} = 243

Apply exponent rules

- 2 x = 5

Solve

- 2 x = 5 : x = - \frac{5}{2}

x = - \frac{5}{2}

Popular Examples

4^{x} = 32

6^{x} = 8^{2 x - 1}

1 0^{4 x + 1} = 132

4^{x} - 6 \cdot 2^{x} - 16 = 0

ln(e^{t^2-t})=6

ln (e^{t^{2} - t}) = 6

Frequently Asked Questions (FAQ)

What is the answer to (1/9)^x=243 ?
The answer to (1/9)^x=243 is x=-5/2
Solve for x: (1/9)^x=243
The solution is x=-5/2