Solve the problem.Find the moment of inertia about the y-axis of a lamina in the first quadrant bounded by the coordinate axes and the curve  if .

A. Iy ? 
B. Iy ? 
C. Iy ? 
D. Iy ? 


Answer: C

Mathematics

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Graph the polar equation.r = 3(2 + 2 sin ?)

A.

B.

C.

D.

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Solve.Choose the closest estimate of the length of a football field.

A. 1000 cm B. 90 m C. 2 km

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Write the expression as a product of a whole number and a power of 10. Use an exponent to represent the power of 10.5,000,000,000

A. 5 × 1010 B. 5 × 109 C. 5 × 108 D. 5 × 1011

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Add or subtract. Simplify your answer to lowest terms. +  + 

A.
B.
C.
D.

Mathematics