Find the Exact Value arctan(tan((3pi)/4))

Math
Apply 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 second quadrant.
The exact value of is .
Multiply by .
The exact value of is .
The result can be shown in multiple forms.
Exact Form:
Decimal Form:
Find the Exact Value arctan(tan((3pi)/4))

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