Question

Solve the logarithmic equation. Check for extraneous solutions. Round the result to 3 decimal places if necessary.

In x=4

Answer 1

@ehuman

Answer 2

Exponentiate the log to solve.

Answer 3

how?

Answer 4

@nelsonjedi

Answer 5

is it x^2?

Answer 6

which x would be 2

Answer 7

When dealing with natural log (ln) to expointiate the log you would use e. Thus
lnx=4 would be as follows \[e ^{lnx}= e ^{4}\]

Answer 8

This converts to x= e^4. Solve from there.

Answer 9

e =2?

Answer 10

wait nvm do i plug it in to the calculator?

Answer 11

Do you have an e^x button on your calculator?

Answer 12

Yes i do have the e button i got 1.386
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