gyexisromero10
15.10.2020 •
Mathematics
A rocket is launched from a tower. The height of the rocket, y in feet, is related to the time after launch, x in seconds, by the given equation. Using this equation, find out the time at which the rocket will reach its max, to the nearest 100th of a secondy=−16x2+193x+128.
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Ответ:
All you have to do in this problem, is know what s is, we find this by using the equation: s+8+2s+s=84 (we use 84 because it is the perimeter of the triangle.
Perimeter= 84 inches
1st side: 19
2nd side: 19+8=27
3rd side: 2*19=38