Math, asked by meenakshianand0, 1 year ago

sin48sec42+cosec42=2

Answers

Answered by zairawasim2000
0
your question is wrong ... it should be
sin48°sec42°+cos48°cosec42°
Solution:
LHS
sin48°sec42° + cosec42°
sin(90°-42°)sec42° + cos(90°-42°)cosec42°
cos42°sec42°+sin42°cosec42° = 1+1 = 2 = RHS {Proved}

bharat7193: its incomplete
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