Solve the problem.The five sales people at Southwest Appliances earned commissions last year of 
, 
, 
, 
, and 
. Find the mean commission.
A. $27,200
B. $25,840
C. $29,920
D. $28,560
Answer: A
Mathematics
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Factor completely. If unfactorable, indicate that the polynomial is prime.x2 + 39x + 40
A. (x + 8)(x - 5) B. (x - 8)(x + 5) C. (x + 40)(x - 1) D. prime
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Solve the problem.If u = 
, v = 
, and w = 
, evaluate u ? w + v ? w.
A. -34 B. -43 C. -32 D. -39
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Find the exact value of the expression. Do not use a calculator.1 - tan2 75° + csc2 15°
A. -1 B. 1 C. 2 D. 0
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Use a calculator to find the function value to four decimal places.sin 30°15'
A. 0.5832 B. 0.8638 C. 0.5038 D. 0.9880
Mathematics