Find the moment or center of mass of the wire, as indicated.Find the moment about the y-axis of a wire of constant density that lies along the curve y = x2 from 
to
A. 
B. 2
C. 
D. 
Answer: D
Mathematics
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Fill in the missing value.2095 mg = ___________ hg
A. 0.2095 B. 0.02095 C. 2,095,000 D. 2.095
Mathematics
Rationalize the denominator. Assume all variables represent positive numbers.
A. 
B. 
C. 
D. 
Mathematics
Divide, if possible.396 ÷ (-99)
A. - 
B. -14
C. 4
D. -4
Mathematics
Find the vertex for the parabola whose equation is given.y = -3x2 + 30x - 9
A. (-5, -234)
B. 
C. (5, 66)
D. 
Mathematics