Draw a unit circle centered at the origin and sketch ?A = 240°. Label as P where the side of A, not on the x-axis, intersects the unit circle. Find and label the coordinates of P on the unit circle.
What will be an ideal response?
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Rewrite the expression in terms of exponentials and simplify the results.(sinh x + cosh x)3
A. 
B. e3x
C. e3x - e-3x
D. ex3
Write the first five terms of the sequence {an}.a1 = 1, an + 1 = an + 3
A. 1, 4, 7, 10, 13, 16 B. 4, 7, 10, 13, 16 C. 1, 4, 7, 10, 13 D. 1, 3, 9, 27, 81, 243
Solve the problem. First use front end rounding. Then find the exact answer.The number of vacationers at the lake was 5450 on Friday. If this was 4375 more than on Thursday, how many people were at the lake on Thursday?
A. Estimate: 9900 vacationers; exact: 9825 vacationers B. Estimate: 1000 vacationers; exact: 1075 vacationers C. Estimate: 1100 vacationers; exact: 1070 vacationers D. Estimate: 9000 vacationers; exact: 9830 vacationers
Factor completely.xz-xy
A. x B. x(z + y) C. xz(-xy) D. x(z - y)