Write the equation of a sine function that has the given characteristics.Amplitude: 2Period: ?Phase Shift: 
A. y = sin(2x + 5)
B. y = 2 sin(2x - 5)
C. y = 2 sin
D. y = 2 sin
Answer: B
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Estimate the product by rounding.
A. 25 B. 30 C. 20 D. 24
Solve the problem.Susan Smith bought 285 shares of Allied Steel at 
per share and 113 shares of Household Bank at 
per share. Find the total amount that she paid, assuming she was charged a commission of 0.5%.
A. $24,396.48 B. $24,263.70 C. $25,325.90 D. $24,651.90
Decide whether the given functions are inverses.
?
A. No B. Yes
Use the discriminant to determine whether the solutions for the equation are two rational numbers, one rational number, two irrational numbers, or two nonreal complex numbers. Do not actually solve.s2 - 3s + 2 = 0
A. one rational number B. two rational numbers C. two nonreal complex numbers D. two irrational numbers