Lemma
MediumRadicals & surds
OpenStax, Elementary Algebra 2e §9.8 Rational Exponents · Review Exercise 197 · Algebra · Radicals & surds

Rational Exponents · Review Exercise 197

Solve. Round approximations to one decimal place.

Officer Morales measured the skid marks of one of the cars involved in an accident. The length of the skid marks was 245 feet. Use the formula to find the speed of the car before the brakes were applied.

Its source prints no answer for this problem, so there's nothing to check against.

~8 minWritten answer · compare with the solution

OpenStax, Elementary Algebra 2e · §9.8 Rational Exponents · Review Exercise 197

Stuck? A gentle nudge

No hints for this one.

Something off?
Workspace
Your working

Check your full solution

Upload photos of your handwritten work or a PDF, and Lemma will read it and tell you whether it's right — and where it first goes wrong if not.