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Interactive practice questions
Fill in the missing number.
a
What is the amplitude of the graphs of $y=\sin x$y=sinx and $y=\cos x$y=cosx?
b
What is the period of the graphs of $y=\sin x$y=sinx and $y=\cos x$y=cosx in radians?
Easy
< 1min
Consider the expression $\cos\theta$cosθ.
Easy
6min
How does the graph of $y=4\cos x$y=4cosx differ from the graph of $y=\cos x$y=cosx?
Easy
< 1min
Is the following statement true or false?
"The amplitude of $y=5\cos x$y=5cosx is greater than the amplitude of $y=\cos x$y=cosx."
Easy
< 1min
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