Use reference angles to find the exact value of the expression. Do not use a calculator.tan 
A. 
B. -
C. 
D. - 
Answer: A
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Find the mode(s) for the given sample data. 20, 21, 46, 21, 49, 21, 49
A. 21 B. 46 C. 32.4 D. 49
Solve the system of equations.2x2 + y2 = 173x2 - 2y2 = -6
A. (1, 3) and (-1, -3) B. (2, -3) and (-2, 3) C. (1, 3), (1, -3), (-1, 3), (-1, -3) D. (2, 3), (2, -3), (-2, 3), (-2, -3)
Solve.Richard's team wants to plant 140 trees in 5 months. How many trees per month do they need to plant?
A. 28 trees B. 38 trees C. 56 trees D. 33 trees
Complete the following:(a) Use the Leading Coefficient Test to determine the graph's end behavior.(b) Find the x-intercepts. State whether the graph crosses the x-axis or touches the x-axis and turns around at each intercept.(c) Find the y-intercept.(d) Graph the function.f(x) = (x + 2)(x - 3)2
What will be an ideal response?