Trigonometry Examples

$y = 2 \sec (\frac{π}{2})$

Step 1

Simplify $2 \sec (\frac{π}{2})$ .

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Step 1.1

Rewrite $\sec (\frac{π}{2})$ in terms of sines and cosines.

$y = 2 \frac{1}{\cos (\frac{π}{2})}$

Step 1.2

The exact value of $\cos (\frac{π}{2})$ is $0$ .

$y = 2 (\frac{1}{0})$

Step 2

The equation cannot be solved because it is undefined.

$Undefined$