3. A frog is at the bottom of a 21-foot well. Each time the frog leaps, it moves up 3 feet. If the frog has not reached the top of the well, then the frog slides back 1 foot before it is ready to make another leap. How many leaps will the frog need to escape the well? Understand the problem Devise a plan

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.2: Exponential Functions
Problem 56E
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8:40
WS 10-12.docx
3. A frog is at the bottom of a 21-foot well. Each time the frog
leaps, it moves up 3 feet. If the frog has not reached the top
of the well, then the frog slides back 1 foot before it is ready
to make another leap. How many leaps will the frog need to
escape the well?
Understand the problem
Devise a plan
Carry out the plan
Look back
Transcribed Image Text:8:40 WS 10-12.docx 3. A frog is at the bottom of a 21-foot well. Each time the frog leaps, it moves up 3 feet. If the frog has not reached the top of the well, then the frog slides back 1 foot before it is ready to make another leap. How many leaps will the frog need to escape the well? Understand the problem Devise a plan Carry out the plan Look back
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