Represent the quantity with an integer.a deposit of $257.50 in your checkbook
A. +257.5
B. -257.5
Answer: A
Mathematics
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Convert the polar equation to a rectangular equation.r cos ? = 9
A. y2 = 9 B. x2 + y2 = 9 C. x = 9 D. y = 9
Mathematics
Find the volume of the described solid.The base of a solid is the region between the curve y = 5cos x and the x-axis from x = 0 to x = ?/2. The cross sections perpendicular to the x-axis are squares with diagonals running from the x-axis to the curve.
A. 
?
B. 
?
C. 6?
D. 
?
Mathematics
Simplify the expression. Assume that all variables are positive.
? 
A. 1
B. 
C. 
D. 
Mathematics
Solve and check.6g = 0
A. g = -6 B. No solution C. g = 0 D. g = 6
Mathematics