If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains ***.kastatic.org** and ***.kasandbox.org** are unblocked.

Main content

Not feeling ready for this? Check out Get ready for Algebra 2.

- Evaluate logarithmsGet 3 of 4 questions to level up!
- Evaluate logarithms (advanced)Get 3 of 4 questions to level up!
- Relationship between exponentials & logarithmsGet 3 of 4 questions to level up!

- Use the properties of logarithmsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 400 Mastery points

- Evaluate logarithms: change of base ruleGet 3 of 4 questions to level up!
- Use the logarithm change of base ruleGet 3 of 4 questions to level up!

- Solve exponential equations using logarithms: base-10 and base-eGet 3 of 4 questions to level up!
- Solve exponential equations using logarithms: base-2 and other basesGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 500 Mastery points

Up next for you:#### Unit test

Level up on all the skills in this unit and collect up to 900 Mastery points!