Find The Exact Value Tan(-pi/4) - Mathway

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Enter a problem... Trigonometry Examples Popular Problems Trigonometry Find the Exact Value tan(-pi/4) Step 1Add full rotations of until the angle is greater than or equal to and less than .Step 2Apply the reference angle by finding the angle with equivalent trig values in the first quadrant. Make the expression negative because tangent is negative in the fourth quadrant.Step 3The exact value of is .Step 4Multiply by .

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