Mathematics, 18.03.2021 20:20 gizmo50245
Zayn pour rice husks on the horizontal land at the rate of (13/90)π m³ per minute to form a conical pile of semi vertical angle 30°.
i) Find the rate of change of the height of rice husks at the instant when t= 15 minutes.
ii) Find the rate of change of radius of the rice husk in terms of r
Answers: 3
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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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