Answer
$2$
Work Step by Step
$45^o$ is a special angle whose tangent value is $1$ and whose cotangent value is $1$.
Thus,
$\tan{45^o} + \cot{45^o} =1+1 = 2$.
Trigonometry 7th Edition
by McKeague, Charles P.; Turner, Mark D.
Published by
Cengage Learning
ISBN 10:
1111826854
ISBN 13:
978-1-11182-685-7
Chapter 2 - Test - Page 111: 7
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