Question: 5.A small rocket is fired straight up from a moveable platform which is 47 feet high. After the rocket is fired the platform is
5.A small rocket is fired straight up from a moveable platform which is 47 feet high. After the rocket is fired the platform is moved away, so the rocket will land on the ground. If y is the height of the rocket in feet x seconds after takeoff, then y= -16 x +94 x + 47. Give exact answers to the following 5 questions. (i) How high, in feet does the rocket get? (ii) How long, in seconds, is the rocket going up? (iii) How long, in seconds, is the rocket going down? (iv) How long, in seconds, is the rocket in the air? (v) How far does the rocket travel, in feet, in all?
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given tii y 16x 94x 47 for maximum height dy 0 32x 94 0 32 94 94 x 32 29375 seco... View full answer
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