Find the exact value of the expression.
-$\cot 45 ^ { \circ }$
A) $\sqrt { 2 }$
B) 1
C) $\frac { 2 \sqrt { 3 } } { 3 }$
D) $\frac { \sqrt { 2 } } { 2 }$

Name: Find the exact value of the expression. -$\cot 45 ^ { \circ }$ A) $\sqrt { 2 }$ B) 1 C) $\frac { 2 \sqrt { 3 } } { 3 }$ D) $\frac { \sqrt { 2 } } { 2 }$
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Question

Quizplus · Accepted Answer

The cotangent of 45 degrees is equal to 1 because cotangent is the reciprocal of tangent, and $\tan 45^\circ = 1$, making $\cot 45^\circ = \frac{1}{\tan 45^\circ} = 1$.

Find the Exact Value of the Expression cot⁡45∘\cot 45 ^ { \circ }cot45∘

Find the Exact Value of the Expression $\cot 45 ^ { \circ }$