Solve the equation.7.4x + 7.7 = -25.6
A. -4.5
B. -6.6
C. -48.7
D. -33.3
Answer: A
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Find the amount of any refund or tax due. The letter following the name indicates marital status. Assume a 52-week year and that married people are filing jointly. Use $3700 for each personal exemption; a standard deduction of $5800 for single people, $11,600 for married people, and $8500 for head of household; and the tax rate schedule. 
A. $304.48 refund B. $7357.79 refund C. $304.48 due D. $7357.79 due
Graph the function as a solid curve and its inverse as a dashed curve.f(x) = 
A. 
B. 
C. 
D. 
Solve the right triangle using the information given. Round answers to two decimal places, if necessary. 
a = 5, b = 3; Find c, A, and B.
A. c = 5.83 A = 59.04° B = 30.96° B. c = 5.83 A = 60.04° B = 29.96° C. c = 4 A = 59.04° B = 30.96° D. c = 4 A = 60.04° B = 29.96°
Find the exact value of the expression.cot 240°
A. 1
B. - 
C. 
D. -2