Find the exact value of the expression.sin 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the exact value of the real number y.y = tan-1 (-1)
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.3 = 
A. r = 
B. r = 
C. r = 4.8
D. r = 4.6
Mathematics
Solve the problem.Candy and Delvis are riding bicycles in the same direction. Candy is traveling at the speed of 4 miles per hour, and Delvis is traveling at the speed of 11 miles per hour. In 4 hours what is the distance between them?
A. 25 mi B. 37 mi C. 29 mi D. 28 mi
Mathematics
Let P = 
, X = 
, and T = 
, where all the elements are real numbers. Use these matrices to determine whether the statement is true or false for 2 × 2 matrices.k(X + T) = kX + kT, for any real number k.
A. True B. False
Mathematics