Trigonometric equation solver

This calculator can solve basic trigonometric equations such as: $s i n (x) = \frac{1}{2}$ or $2 c o s (- \frac{3 x}{4}) - 1 = 0$ . The calculator will find exact or approximate solutions on custom range. Solution can be expressed either in radians or degrees.

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( · x ) =

Find:

exact solutions (default)

an approximate solution

Choose range:

find all solutions (default)

≤ x ≤

Display solutions in:

radians (default)

degrees

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Examples

ex 1:

Solve equation $sin (2 x) = \frac{3}{2} for 0 \leq x \leq 36 0^{\circ}$ .

ex 2:

Find all solutions of the equation $cos (\frac{3 x}{2}) = - \frac{2}{2}$ . Express the results in degrees.

ex 3:

Find exact solutions of the equation $tan (- \frac{4 x}{3}) = 0.4$ . Express the results in radians.

ex 4:

Solve $2 sin (x) + 2 = 0 for - 18 0^{\circ} \leq x \leq 18 0^{\circ}$ . Express the results in degrees.

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