very urgent, need this today

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Questions

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A spot of light is made to travel across a computer screen in a straight line so that, a t seconds after starting, it's distance from the left hand edge (d cm) is given by the function d(t) =7t - t² +2. Find the furthest distance the spot light travels an...
8 years ago

Answers

The following answers were posted by visitors named very urgent, need this today.