Simplify.102 + 7 ? 7 - (9 + 2 ? 4)
A. 148
B. 132
C. 732
D. 105
Answer: B
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Find all solutions of the equation in the interval [0°, 360°). Round the answers to the nearest tenth of a degree.sin ? = 0.5
A. {30.0°, 330.0°} B. {30.0°} C. {30.0°, 210.0°} D. {30.0°, 150.0°}
Find all values of the variable for which the rational expression is undefined.
A. -9 B. 19 C. 0 D. 9
Solve the problem.Using a phone card to make a long distance call costs a flat fee of $0.38 plus $0.13 per minute starting with the first minute. What is an equation of the form 
for this situation?
A. y = 0.13x + 0.38 B. y = 0.38x C. y = 0.38x + 0.13 D. y = 0.13x
Factor the sum or difference of two cubes.343x3 - 729
A. (7x - 9)(49x2 + 63x + 81) B. (7x - 9)(49x2 + 81) C. (7x + 9)(49x2 - 63x + 81) D. (343x - 9)(x2 + 63x + 81)