Question
Sketch the graphs of the following trigonometric functions:
$\text{u(x)}=\cos^2\frac{\text{x}}{2}$
$\text{u(x)}=\cos^2\frac{\text{x}}{2}$
✓
Answer
$\text{u(x)}=\cos^2\frac{\text{x}}{2}$
$\text{y}=\cos^2\frac{\text{x}}{2}$
The following graph is:
$\text{y}=\cos^2\frac{\text{x}}{2}$
The following graph is:
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