Give an expression that generates all angles coterminal with the given angle. Let n represent any integer.345°
A. 345° + n ? 360°
B. 345° + 2n?
C. 345° + n ? 90°
D. 345° + n ? 180°
Answer: A
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Use a power-reducing identity to find the exact value of the expression.cos2 (75°)
A. 
B. 
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Solve the problem.During a certain football game, a player gained 91 yards rushing and -45 yards returning fumbles. Find his total yardage. Is this the same as the sum of the absolute values of the two categories? Why or why not?
A. 46 yards; Yes, it is the same. B. 46 yards; No, it is not the same because the sum of the absolute values is 136. C. 136 yards; No, it is not the same because the sum of the absolute values is 46 . D. -46; yards; No, it is not the same because the sum of the absolute values is -136.
Find an equation of the line with the given slope and y-intercept.Slope = -8.9, y-intercept = (0, 2.02)
A. y = 8.9x + 2.02 B. y = 2.02x - 8.9 C. y = -8.9x + 2.02 D. y = 2.02x + 8.9
Find the requested value.Find f(10) forf(x) = 
A. 20 B. -20 C. -400 D. undefined