A light shines from the top of a pole 50 ft high. A ball is dropped from
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A light shines from the top of a pole 50 ft high. A ball is dropped from the same height from a point 30 ft away from the light. How fast is the shadow of the ball moving along the ground 1/2 sec later? (Assume the ball falls a distance s = 16t2 ft in t sec.)
Transcribed Image Text:
50-ft pole Light Ball at time t = 0 1/2 sec later 30 Shadow x(1) X
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ANSWER We can see that the triangle formed by the pole the ball and the shadow is similar to the tri...View the full answer
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Related Book For
Thomas Calculus Early Transcendentals
ISBN: 9780321884077
13th Edition
Authors: Joel R Hass, Christopher E Heil, Maurice D Weir
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