Graph the function.y = -cot 

A.

B.

C.

D.


Answer: A

Mathematics

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Find the equation of the circle from the given information.Center at (1, -5), radius 

A. (x - 5)2 + (y + 1)2 = 169 B. (x + 1)2 + (y - 5)2 = 13 C. (x - 1)2 + (y + 5)2 = 13 D. (x + 5)2 + (y - 1)2 = 169

Mathematics

Find the interval of convergence of the series.

A. -9 < x < 9 B. 7 < x < 9 C. x < 9 D. 7 ? x < 9

Mathematics

Solve and check.x2 - x - 20 = 0

A. -4, -5 B. -5, 4 C. 4, 5 D. -4, 5

Mathematics

Sketch the graph of the function. Label at least three points.f(x) = 

A.

B.

C.

D.

Mathematics