# How do you determine the amplitude of #y= -2 cos x#?

##### 1 Answer

Jun 5, 2015

Graphically:

graph{-2cos(x) [-21.52, 13.93, 23.7, 41.42]}

Jun 5, 2015

Graphically:

graph{-2cos(x) [-21.52, 13.93, 23.7, 41.42]}

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