leonardo bought four snacks that cost $0.50, $1.00, $1.50, and $1.00. what is the average of the deviations from the mean?
1 answer:
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Answer: Ana will hit the water after 3 seconds.
Step-by-step explanation:
The exercise gives you the following function which models Anna's height above the water (in meters) after diving "x" seconds:
You can rewrite the function with :
In order to calculate the number of seconds Ana will hit the water after diving, the procedure is:
- Substitute into the function:
- Solve for "x".
By the Zero Product Property, you know that if , then
or
.
Then you get:
- Choose the positive value ()
Then, Ana will hit the water after 3 seconds.
Step-by-step explanation:
Whereas the basic formula for the area of a rectangular shape is length × width, the basic formula for volume is length × width × height.
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