A ball is thrown vertically upward from the top of a building of height 29.4 metre and with an initial velocity 24.5 metre per second if the height H of the ball from the ground level is given by H=29.4 + 24.5t - 4.9t^2 then find the time taken by the ball to reach the ground?
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Solve the following pair of equations by reducing them to pair of linear equations: 2/3x+y/3x-y=17/5 and 5/2(3x+y)-1/2(3x-y)=2
Explanation:
A ball is thrown vertically upward from the top of a building of height 29.4 metre and with an initial velocity 24.5 metre per second if the height H of the ball from the ground level is given by H=29.4 + 24.5t - 4.9t^2 then find the time taken by the ball to reach the ground?
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