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Find the exact value of cot 315∘ in simplest form with a rational denominator.

Find the exact value of cot 315∘ in simplest form with a rational denominator.
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Find the exact value of cot 315∘ in simplest form with a rational denominator.

User Roshnal
by
8.1k points

2 Answers

7 votes
Apply the reference angle by finding the angle with equivalent trig values in the first quadrant. Make the expression negative because cotangent is negative in the fourth quadrant.
−
cot
(
45
)
User Leo Gaunt
by
7.0k points
14 votes

Answer: -1

Explanation:

User Evil Trout
by
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