Add or subtract as indicated. Write the answer in simplest form.-  + 

A. -  
B.
C. - 
D. - 


Answer: A

Mathematics

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Find the length of the curve.The curve r = 5 sin3 , 0 ? ? ? 

A. (5? - 8)
B. (2? - 3)
C. (5? - 9)
D. (3 - ?)

Mathematics

Solve the problem.If  converges conditionally, what can be said about ?

A. The series always converges. B. The series always diverges. C. The series may converge or diverge.

Mathematics

The point P(x, y) on the unit circle that corresponds to a real number t is given. Find the values of the indicated trigonometric function at t.?Find sin t.

A.
B. - 
C. - 
D. - 

Mathematics

Solve.ln e9x = 63

A. 63 B. 14 C. 7 D. 17

Mathematics