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Mathematics, 21.06.2019 18:30
Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =
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Mathematics, 21.06.2019 22:00
Given sinβ
= 1/3 and 0 < β
< Ο/2 ; find tan2β
a. (4β2)/9 b. 9/7 c. (4β2)/7 d.7/9
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Mathematics, 21.06.2019 23:30
Scenario: a rectangular plot of ground is 5 meters longer than it is wide. its area is 20,000 square meters. question: what equation will you find the dimensions? note: let w represent the width. options: w(w+5)=20,000 w^2=20,000+5 (w(w+5))/2=20,000 w+2(w+5)=20,000
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