Trigonometry Examples

$15^{2} + x^{2} = 17^{2}$

Step 1

Raise $15$ to the power of $2$ .

$225 + x^{2} = 17^{2}$

Step 2

Raise $17$ to the power of $2$ .

$225 + x^{2} = 289$

Step 3

Graph each side of the equation. The solution is the x-value of the point of intersection.

$x = - 8, 8$

Step 4