Find the measure of the missing angle(s).
A. x = 100° y = 80°
B. x = 110°y = 70°
C. x = 10° y = 170°
D. x = 80° y = 100°
Answer: D
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A point on the terminal side of angle ? is given. Find the exact value of the indicated trigonometric function of ?.(3, -4) Find sin ?.
A. - 
B. 
C. -4
D. 
Find the horizontal asymptote, if any, of the rational function.f(x) = 
A. y = 0 B. y = 1 C. y = 3 D. None
Use a calculator to find the root or power rounded to six decimal places.
A. -2.280800 B. -2.617547 C. 1.691069 D. 2.280800
Evaluate the expression.The expression (rule) for finding the total time for a commuting trip is d + 15 where d is the normal driving time and 15 is the number of minutes added to allow for delays. Find the total commuting time when the normal driving time is 49 minutes.
A. 98 min B. 49 min C. 64 min D. 34 min