Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.tan ? = 
, ? < ? < 
Find sin(2?).
A. 
B. 
C. - 
D. - 
Answer: A
Mathematics
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Find the interval of convergence of the series.
A. 1 ? x ? 7 B. x < 7 C. 3 ? x ? 5 D. -7 < x < 7
Mathematics
Simplify. Be sure to rationalize the denominator. Assume that all variables represent positive real numbers.
A. 
B. 
C. 5
D. 
Mathematics
Sketch the right triangle and find the length of the side not given. If necessary, approximate the length to the nearest thousandth.leg = 15, hypotenuse = 25
A. 25 B. 18 C. 20 D. 24
Mathematics
Simplify.-13 + 43
A. -729 B. -77 C. 51 D. 77
Mathematics