Sketch the graph of the function. (Include two full periods.) Use a graphing utility to verify your result.

Question

y = 1/9  cot(x + 𝜋)

A.

B.

C.

D.

Answer 1

A and B are cot graphs . C and D are tangent graphs. Then asymptotes of cot occur at 0 and multiples of pi which would be graph B