Math, asked by krishsingh135, 1 year ago

Evaluate:
cos 40%+cos 50/
sinº 40° + sinº 50
+
4(cos 70 cosec 20")/
7(tan 5 tan 25 tan 45 tan 65° tan 85")

Answers

Answered by bhavanapammi2810

1

Step-by-step explanation:

remember to use identity

cos (90-A)=sinA

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