Posted by **Anonymous** on Thursday, July 26, 2012 at 4:50pm.

What is the period of y = ã3sin (1/3x-ã1/3)?

A, 6ƒÎ

B. ã3ƒÎ

C, 2ƒÎ/3

D. ƒÎ/3

What is tan^-1 ã3/3?

A. ƒÎ/6

B. ƒÎ/4

C. -ƒÎ/3

D. -ƒÎ/4

What is the frequency of y = tan (ƒÎ/3 x) ?

A. 3

B. 1/6

C. ƒÎ/3

D. 1/3

What is the amplitude of y = 1/5 sin (ã5x+1/ã5)?

A. ã5

B. 1/5

C. 1/ã5

D. ã5ƒÎ

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