Find the trigonometric function value of angle ?.cos ? = 
and ? in quadrant IVFind sin ?.
A. - 
B. - 
C. - 3
D. - 
Answer: D
Mathematics
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Use the graph to identify domain and range.
A. domain: (0, ?) range: (-?, ?) B. domain: (0, ?) range: (0, ?) C. domain: (-?, ?) range: (-?, ?) D. domain: (-?, ?) range:(0, ?)
Mathematics
Solve the linear equation with the intersection-of-graphs method. Approximate the solution to the nearest hundredth if necessary.9.9(x - 1) = 
x - 2.1
A. -1.28 B. 0.75 C. 0.83 D. -1.15
Mathematics
Find the exact value of the expression.sin 
A. 
B. 
C. 
D. 
Mathematics
Round the number as indicated.40,798 to the nearest ten
A. 40,900 B. 40,790 C. 40,810 D. 40,800
Mathematics