Solve the problem.Find sin 
, given that cos ? = 
and ? terminates in 0 < ? < 90°.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve. r(r - 6) = -9
A. -3 B. 3 C. 9, 3 D. 3, -3
Mathematics
Solve the problem.A runner is competing in an 8-mile race. As the runner passes each miles marker (M), a steward records the time elapsed in minutes (t) since the beginning of the race, as shown in the table. What is the runner's average speed over the first 3 miles? Round your answer to four decimal places.
A. 0.0862 miles/min B. 14.3266 miles/min C. 0.0649 miles/min D. 0.0698 miles/min
Mathematics
Evaluate the expression.
A. 1.18 B. 78.4 C. 0.63 D. 72.11
Mathematics
Multiply.( y + 4 )( y - 4)
A. y2 - 8y - 16 B. y2 - 16 C. y2 + 8y + 16 D. y2 + 16
Mathematics