Mathematics, 10.09.2021 19:00 risaroo070618

Help me The equation for a projectile's height versus time is h(t)= -16t^2+V0t+hb
A tennis ball machine serves a ball vertically into the air from a height of two
feet, with an initial speed of 120 feet per second. After how many seconds
does the ball attain its maximum height?
Round to the nearest hundredth.

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The equation for a projectile's height versus time is h(t)= -16t^2+V0t+hb
A tennis ba

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A tennis b...

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