Concept explainers
(a)
To calculate: The time required by the ball to reach the highest point in its path.
The required value of
Given Information:
The given functions is
Maximum height is 0.5 m.
Calculation:
Consider the given functions
Substitute
Hence, the required time is
(b)
To check whether it is possible to find the amount of time that the ball is in air before it hits the court.
It is not possible to find the amount of time that the ball is in air before it hits the court.
Given Information:
The given functions is
Calculation:
Consider the given function
But here the distance of the tennis player and the court is not given.
Hence, it is not possible to find the amount of time that the ball is in air before it hits the court.
Chapter 9 Solutions
High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9
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