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What is the inverse of the logarithmic function f(x)=log2X

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3 votes

Answer: See Image

Explanation:

The inverse is a exponential

What is the inverse of the logarithmic function f(x)=log2X-example-1
User Akavall
by
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2 votes
f(x)=log2(x+2)
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Exponential form: x+2 = 2^y
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To find the inverse:
1st: Interchange x and y to get:
y + 2 = 2^x

2nd: Solve for "y":
y = 2^x - 2
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That is the inverse of y = log2(x+2)
User Bank
by
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