# How to solve inverse tangent without calculator

The answer is − π 4 Explanation: Alright, archtan / tan−1(x) is the inverse of tangent. Tan is sin cos. Like the inverse of sin, the inverse of tan is also restricted to quadrants 1 and 4. Knowing this we are solving for the

Solve Now  ## Inverse trigonometric functions without calculator, arcsin, arctan

👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 an
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What our users say    ## How to find the sine, cosine, and tangent inverse without a

You can replace the value of sin 30° in this formula from the table given above. 1 / 2 = opposite / 5 Therefore, opposite = 5 / 2 = 2.5 Hence, we can easily find the other angles and
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## Evaluating Inverse Trigonometric Functions Without

Evaluating an inverse trig function without using a calculatorVisit ferullomath.com for videos and materials on precalculus and calculus

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## How to use the inverse tangent without a calculator

\$\begingroup\$ Tables of the tangent function were made by Islamic mathematicians about a millenium ago. If my calculator dies, no problem, it is back to the tables. Any further Get help from expert professors

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