In the problem, P = (x, y) is the point on the unit circle that corresponds to the real number t. Find the exact value of the indicated trigonometric function of t.
?Find cot t.
A. 
B. - 
C. - 
D. 
Answer: D
Mathematics
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Indicate whether the statement is true or false.When graphing a linear inequality, the origin can always be used as a test point for determining which side of a boundary line should be shaded.
A. True B. False
Mathematics
Use the graph to determine the domain and range of the function. 
A. domain: {x|x ? 3} range: {y|y ? 4} B. domain: {x|x ? 4} range: {y|y ? -3} C. domain: {x|x ? 4} range: {y|y ? 3} D. domain: {x|x ? -3} range: {y|y ? 4}
Mathematics
Solve the equation.-3(x + 4) - (-4x + 2) = -2
A. -12 B. 12 C. -16 D. 4
Mathematics
Solve, finding all solutions in [0, 2?).2 sin x cos x - 2 sin x + cos x = 1
A. 0, 
, 
B. 0, 
, 
C. 0, 
, 
D. No solution
Mathematics