Find two real numbers between -2? and 2? that determine the point on the unit circle.
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Answer: D
Mathematics
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Solve the problem.The shape and density of a thin shell are indicated below. Find the moment of inertia about the z-axis.Shell: portion of the cone x2 + y2 - z2 = 0 between z = 2 and z = 3Density: ? = 1
A. Iz = 
?
B. Iz = 65?
C. Iz = 65
D. Iz = 
Mathematics
Simplify the square root.
A. -37
B. 
C. 6.083
D. 37
Mathematics
Express the statement as an equation involving the indicated variables.The circumference C of a circle is the product of ? and its diameter d.
A. C = ?d
B. C = 2?d
C. C = 
D. C = ? + d
Mathematics
Use the distributive property to rewrite the algebraic expression without parentheses. Simplify.2(2x + 2 + y)
A. 4x + 2 + y B. 4x + 4 + y C. 4x + 2 + 2y D. 4x + 4 + 2y
Mathematics