Posted by Daisy on Sunday, April 6, 2008 at 10:52pm.
Find the period and, where appropriate, the amplitude of the following function:
y=2sin(x)

PreCalculus  Reiny, Sunday, April 6, 2008 at 10:56pm
Look at my post 10 down from this one, and let me know what you get.

PreCalculus  Daisy, Sunday, April 6, 2008 at 11:06pm
would the period then be 2pi because k equals 1?

PreCalculus  Reiny, Sunday, April 6, 2008 at 11:54pm
yes
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