OpenStax, Elementary Algebra 2e §9.8 Rational Exponents · Exercise 80 · Algebra · Radicals & surds

Rational Exponents · Exercise 80

Gravity An airplane dropped a flare from a height of 1024 feet above a lake. Simplify $\frac{102 4 ^{\frac{1}{2}}}{1 6 ^{\frac{1}{2}}}$ to find how many seconds it took for the flare to reach the water.

~8 minWritten answer · check your work with Lemma

OpenStax, Elementary Algebra 2e · §9.8 Rational Exponents · Exercise 80

Stuck? A gentle nudge

No hints for this one.

Something off?

Workspace

Your working

Check your full solution

Attach photos of your pages (up to 3) or one PDF — or check what you typed above. Lemma reads the work and verifies the reasoning, not just the answer.

Your first check today doesn't need an account.

Your photos and PDFs are read once and not stored — only the transcription is kept.