## The Six Trigonometric Functions Calculator

Calculus: Integral with adjustable bounds. example. Calculus: Fundamental Theorem of Calculus

## Trigonometric Equation Calculator

Signs of Trigonometric Functions in Each Quadrant We know that cos α = x/r. Since r > 0, the sign of the cosine function depends only on the sign of x. Therefore, the cosine is positive in the 1st

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## Trigonometric functions

Use The Six Trigonometric Functions Calculator. 1 - Enter the angle: in Degrees. example 745. in Radians as a fraction of π: example 12/5 π as shown below or a number with a decimal point: