Answer in Brief
Sketch the graph of the following curves on the same scale and the same axes:
\[y = \cos^2 x \text{ and }y = \cos x\]
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Solution
First, we draw the graph of y = cos2 x.
Let us now draw the graph of y = cos x.
Then, we will obtain the following graph:
Concept: Graphs of Trigonometric Functions
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