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The height of a rocket at different times after it was fired is shown in the table. Time- 0.00 | 1.00 | 2.00 | 3.00 | 4.00 | 5.00 | Height- 50.0 | 65.1 | 70.4 | 65.9 | 51.5 | 27.5 | Find an equation for
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3 votes
The height of a rocket at different times after it was fired is shown in the table.

Time- 0.00 | 1.00 | 2.00 | 3.00 | 4.00 | 5.00 |
Height- 50.0 | 65.1 | 70.4 | 65.9 | 51.5 | 27.5 |

Find an equation for the data shown.
What is the maximum height?
How long will it stay in the air?

20 points to whoever answers all three. Thanks

User Krzysztof Wolny
by
8.0k points

1 Answer

3 votes
I'll round off the first equation to 3 decimal points
1 -
y=-4.848 x^(2)+19.985x+50.011
2 - 70.391 units
3 - 7.582 sec
User Bezet
by
7.8k points
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