Find the requested value of the variable.y varies directly as z. If y = 120 when z = 12, find y when z = 14.
A. y = 100
B. y = 196
C. y = 144
D. y = 140
Answer: D
Mathematics
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Provide an appropriate response.Mentally divide by using powers of 10: 
A. 9 B. 3 C. 900 D. 300
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Describe the figure as completely as possible, using the properties simple, closed, polygonal curve, and polygon.
A. Closed, not simple B. Simple, not closed C. Polygon D. Simple, closed
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Rewrite the polynomial in descending order.10 - 8p2 + 5p9 + 4p3 - 2p
A. 10 - 8p2 + 5p9 + 4p3 - 2p B. -8p2 - 2p + 4p3 + 5p9 + 10 C. 10 - 2p - 8p2 + 4p3 + 5p9 D. 5p9 + 4p3 - 8p2 - 2p + 10
Mathematics
Evaluate the double integral
?
?
for the given function f(x, y) and the region R.
?
f(x, y) = 2y + x; R is the rectangle defined by 
and 
.
?
A. 
B. 
C. 
D. 26
Mathematics