Concept explainers
To find:The screen area after zoom out four times.
Answer to Problem 34E
The screen size is 24576 square units after zoom out four times.
Explanation of Solution
Given information:The graphing calculator screen displays an area of 96 square units. After zoom out once, the area is 384 square units. After zoom out a second time, the area is 1536 square units.
Calculation:The area at the beginning
The area after zoom out once
The area after zoom out twice
It is observed the area after zoom out form a sequence in which each term is obtained by multiplying a constant 4 with the preceding term.
Thus,
Then, the area after zoom out three times
The area after zoom out four times
Thus, the screen size is 24576 square units after zoom out four times.
Chapter 6 Solutions
BIG IDEAS MATH Algebra 1: Common Core Student Edition 2015
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