Using double integration, find the area for x > 0 that is enclosed by the y-axis, the curve y = 4−x^2 and the line y = 3x. Sketch the area of integration.
Using double integration, find the area for x > 0 that is enclosed by the y-axis, the curve y = 4−x^2 and the line y = 3x. Sketch the area of integration.
Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter61: Areas Of Circles, Sectors, And Segments
Section: Chapter Questions
Problem 2A: Find the area of the shaded portion of this figure. Round your answer to 2 decimal places.
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Question
Using double
the curve y = 4−x^2
and the line y = 3x.
Sketch the area of integration.
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Follow-up Question
The area described in question 1(b) is filled by a flat metal plate with a surface
density σ = 3x. If the plate is secured to the y-axis by massless hinges,
calculate its moment of inertia about the y-axis.
[Note: the moment of inertia of a point mass, m is I = md^2
, where d is the
distance to the rotation axis under consideration].
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