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Popular >

inverse of f(x)=2a^x

Solution

inverse

f (x) = 2 a^{x}

Solution

\frac{ln ( \frac{x}{2} )}{ln ( a )}

Solution steps

y = 2 a^{x}

Replace

x

with

y

x = 2 a^{y}

Solve for

y, x = 2 a^{y}

\frac{ln ( \frac{x}{2} )}{ln ( a )}

Graph

Popular Examples

inverse of 3-12x+2 inverse

3 - 12 x + 2

inverse of f(x)=3^{(x+3)-6}inverse

f (x) = 3^{(x + 3) - 6}

inverse of (1-41x)/x inverse

\frac{1 - 41 x}{x}

inverse of f(x)=((3x+1)^2)/2-4 inverse

f (x) = \frac{( 3 x + 1 ) ^{2}}{2} - 4

inverse of y=7x^2-55 inverse

y = 7 x^{2} - 55

Frequently Asked Questions (FAQ)

What is the inverse of f(x)=2a^x ?
The inverse of f(x)=2a^x is (ln(x/2))/(ln(a))