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 2 years ago
a man whose height is 1.8m is walking directly away from a lamp fast at contrite of 1.2m/s. if the lamp s 12m above the ground, find the rate of which shadow is lengthening
 2 years ago
a man whose height is 1.8m is walking directly away from a lamp fast at contrite of 1.2m/s. if the lamp s 12m above the ground, find the rate of which shadow is lengthening

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alfers101
 2 years ago
Best ResponseYou've already chosen the best response.0this is about time rates on differential calculus

completeidiot
 2 years ago
Best ResponseYou've already chosen the best response.1have you tried drawing a picture yet

completeidiot
 2 years ago
Best ResponseYou've already chosen the best response.1draw a picture, then figure out the equation where input is distance away from the lamp and out put is length of the shadow

completeidiot
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1349318841236:dw

completeidiot
 2 years ago
Best ResponseYou've already chosen the best response.1then find the derivative in respect to t

completeidiot
 2 years ago
Best ResponseYou've already chosen the best response.1dx/dt would be velocity which would be 1.2 and ds/dt would be rate the shadow increases over time
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