Homework 01

# Homework 01 - homework 01 GADHIA TEJAS Due 4:00 am Question...

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homework 01 – GADHIA, TEJAS – Due: Jan 27 2007, 4:00 am 1 Question 1 part 1 of 1 10 points A spherical balloon with radius r inches has volume 4 3 πr 3 . Find a function that represents the amount of air required to in±ate the balloon from a radius of r inches to a radius of r + 2 inches. 1. 4 3 πr 3 2. 4 3 π ( 4 r + 6 r 2 + 8 ) 3. 4 3 π ( r + 2) 3 4. 4 3 π ( 12 r + 2 r 2 + 8 ) 5. 4 3 π ( 12 r + 6 r 2 + 8 ) Question 2 part 1 of 1 10 points An open rectangular box with volume 2 m 3 has a square base. Express the surface area of the box as a function S ( x ) of the length x of a side of the base. 1. S ( x ) = 2 x + 2 x 2. S ( x ) = x 2 + 4 x 2 3. S ( x ) = x 2 + 8 x 4. S ( x ) = x 2 + 4 x 5. S ( x ) = 2 x 2 + 2 x 2 6. S ( x ) = x 2 + 8 x 2 Question 3 part 1 of 1 10 points A newly discovered Jupiter-like planet has an average radius 11 times that of the Earth and a mass 314 times that of the Earth. Calculate the ratio of new planet’s mass

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Homework 01 - homework 01 GADHIA TEJAS Due 4:00 am Question...

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