Math, asked by kanhaiyakumar15, 1 year ago

cos 15 degree minus Cos 75 degree by sin 75 degree minus sin 15 degree

Answers

Answered by sgichatarahul

14

Answer

(cos15 - cos75)/(sin75 -sin 15)

=(cos15-cos75)/[sin(90-15)- sin(90-75)]

(Cos15-cos75)/cos15-cos75)=1

Step-by-step explanation:

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