OpenStax, Elementary Algebra 2e §9.2 Simplify Square Roots · Exercise 90 · Algebra · Radicals & surds
Simplify Square Roots · Exercise 90
ⓐ Melissa accidentally drops a pair of sunglasses from the top of a roller coaster, 64 feet above the ground. Simplify to determine the number of seconds it takes for the sunglasses to reach the ground.
ⓑ Suppose the sunglasses in the previous example were dropped from a height of 144 feet. Simplify to determine the number of seconds it takes for the sunglasses to reach the ground.
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Elementary Algebra 2e · §9.2 Simplify Square Roots · Exercise 90
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