Perform the indicated operation and simplify.
+ 
A. 
B. 
C. 
D. 
Answer: C
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Find the amount of each payment needed to accumulate the indicated amount in a sinking fund. Round to the nearest cent.
$5500, money earns 8% compounded semiannually, 5 years
A. $519.70 B. $937.53 C. $1015.47 D. $458.10
Solve the problem.A rectangular carpet has a perimeter of 248 inches. The length of the carpet is 72 inches more than the width. What are the dimensions of the carpet?
A. length: 98 in.; width: 26 in. B. length: 124 in.; width: 98 in. C. length: 124 in.; width: 111 in. D. length: 101 in.; width: 75 in.
Solve the system of equations by elimination.
x + 
y = 
6x + 2y = 48
A. (-6, 10) B. (-10, 7) C. (-10, 6) D. (10, -6)
Find the exact value of the indicated trigonometric function of ?.cot ? = - 
, cos ? < 0Find csc ?.
A. - 
B. 
C. - 
D. 