Use reference angles to find the exact value of the expression. Do not use a calculator.csc 
A. - 
B. - 
C. - 
D. - 
Answer: D
Mathematics
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Write the fraction in lowest terms.
A. 
B. 
C. 
D. 
Mathematics
Solve using Cramer's rule. 7a- 5c = -19-7a + 4b + 4c = 39-5a - 9b= -78
A. (3, -7, -8) B. (4, 5, 8) C. (7, 8, 7) D. (3, 7, 8)
Mathematics
Evaluate.111
A. 11 B. 111 C. 1 D. 0
Mathematics
Graph the function. State whether it is increasing, decreasing, or constant..h(x) = -5x - 6
A. increasing
B. decreasing
C. decreasing
D. increasing
Mathematics