OpenStax, Elementary Algebra 2e §9.6 Solve Equations with Square Roots · Try It 28 · Algebra · Radicals & surds
Solve Equations with Square Roots · Try It 28
The skid marks of a vehicle involved in an accident were 122 feet long. Use the formula to find the speed of the vehicle before the brakes were applied. Round your answer to the nearest tenth.
OpenStax, Elementary Algebra 2e · §9.6 Solve Equations with Square Roots · Try It 28
Stuck? A gentle nudge
No hints for this one.
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.