Question

tan 45º
1+cos 45º
-
--
1+ sin 45°
cot 45°​

Answer 1

tan 45° = 1

1+cos 45° = 1+1/√2

= {√(2)+1}/√2

1+sin 45° = 1+1/√2

= {√(2)+1}/√2

cot 45° = 1

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