Question

Q3. Attempt the following: (Any three)
1. Find the value of: a) cos 30° x cos 60° + sin 60° x sin 30°
b) (tan 45º + cot 459)/(sin 30° + cos 609) plz plz answer it very important plz​

Answer 1

ANSWERS-

A) √3

B) 2

EXPLAINATIONS ARE IN THE ATTACHMENS-

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