Find the exact value of the expression.sin 30°
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Factor.21x2 - 91x - 70
A. 21x2 - 91x - 70 B. (21x + 14)(x - 5) C. 7(3x + 2)(x - 5) D. 7(3x - 2)(x + 5)
Mathematics
Give the domain and range of the relation.
A. domain: {4, 5, 7}; range: {12, 13} B. None of these C. domain: {4, 7, 12}; range: {5, 13} D. domain: {5, 13}; range: {4, 7, 12}
Mathematics
Solve the problem.The matrices give points and rebounds for five players in two games. Find the matrix that gives the averages.
A. 
B. 
C. 
D. 
Mathematics
Divide.
A. 124 B. 125 C. 127 D. 126
Mathematics