8. A lamina occupies the top half of the disk x2 +y? < 4. The density at any point on the lamina is proportional to the distance from the origin. Find the mass of the lamina.

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8. A lamina occupies the top half of the disk x? +y <4. The density at any point on the
lamina is proportional to the distance from the origin. Find the mass of the lamina.
Transcribed Image Text:8. A lamina occupies the top half of the disk x? +y <4. The density at any point on the lamina is proportional to the distance from the origin. Find the mass of the lamina.
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