Trigonometry Examples

$\sec^{2} (69) - \tan^{2} (69)$

Step 1

Evaluate $\sec (69)$ .

${2.7904281}^{2} - \tan^{2} (69)$

Step 2

Raise $2.7904281$ to the power of $2$ .

$7.78648903 - \tan^{2} (69)$

Step 3

Evaluate $\tan (69)$ .

$7.78648903 - {2.60508906}^{2}$

Step 4

Raise $2.60508906$ to the power of $2$ .

$7.78648903 - 1 \cdot 6.78648903$

Step 5

Multiply $- 1$ by $6.78648903$ .

$7.78648903 - 6.78648903$

Step 6

Subtract $6.78648903$ from $7.78648903$ .

$1$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$