What is the exact value of the trigonometric expression? tan (7π/4) a) -√2/2 b)1 c)-1 d)√2/2

Aleixfabra asked Sep 23, 2022

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What is the exact value of the trigonometric expression?

tan (7π/4)
a) -√2/2
b)1
c)-1
d)√2/2

Aleixfabra asked Sep 23, 2022

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24 votes

The answer is C, which is -1. tan(7pi/4) = tan(3pi/4) = tan(135*)= -tan(45*) = -1

Gonzojive answered Sep 28, 2022

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