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Author Question: A star of radius R km has density k/ kg/km3 at distance km from its centre. Find its mass. (Read 72 times)

saliriagwu

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on: May 27, 2021

Question 1

Evaluate , where  R  is the region in the first octant of 3-space bounded by the surfaces
y = x2,  y = x2 + 1,  y = 2 - x2,  y = 4 - x2,  z = x2 + y2 + 1,  and  z = x2 + y2 + 4.
◦ 2
◦
◦ 1
◦
◦ none of the above

Question 2

A star of radius  R km  has density  k/ρ  kg/km3  at distance  ρ km  from its centre.  Find its mass.
◦ 2πkR2  kg
◦ 6πkR2  kg
◦ 4πkR2  kg
◦ πkR2  kg
◦ 3πkR2  kg
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Marked as best answer by saliriagwu on May 27, 2021

essyface1

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Reply #1 on: May 27, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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saliriagwu

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Reply 2 on: May 27, 2021
YES! Correct, THANKS for helping me on my review

scottmt

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Reply 3 on: Yesterday
Wow, this really help

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