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Popular >

inverse of f(x)=4^{x+7}

Solution

inverse

f (x) = 4^{x + 7}

Solution

\frac{ln ( x )}{2 ln ( 2 )} - 7

Solution steps

y = 4^{x + 7}

Replace

x

with

y

x = 4^{y + 7}

Solve for

y, x = 4^{y + 7}

\frac{ln ( x )}{2 ln ( 2 )} - 7

Popular Examples

domain of 4/(x^2)domain

\frac{4}{x ^{2}}

symmetry-9x^7+3x^5+2x^4-x^3-2x^2+4x+6 symmetry

- 9 x^{7} + 3 x^{5} + 2 x^{4} - x^{3} - 2 x^{2} + 4 x + 6

inverse of f(x)= 1/9 x-2 inverse

f (x) = \frac{1}{9} x - 2

line (0,6),(2,0)line

(0, 6), (2, 0)

inflection f(x)=(x^2)/(3x-3)inflection points

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

Frequently Asked Questions (FAQ)

What is the inverse of f(x)=4^{x+7} ?
The inverse of f(x)=4^{x+7} is (ln(x))/(2ln(2))-7