sec2 A+cosec2 A=sec2 A.cosec2 A. prove
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Answered by
164
Hey ;!
Sec²A + cosec²A from LHS
=>1/cos²A + 1/ sin²A
=> Cos²A + sin²A / cos²A × sin²A
=> 1 / sin²A × cos²A
=> Cosec²A × sec²A RHS prooved
Hope it helps !!
#Rajukumar111@@@@
Sec²A + cosec²A from LHS
=>1/cos²A + 1/ sin²A
=> Cos²A + sin²A / cos²A × sin²A
=> 1 / sin²A × cos²A
=> Cosec²A × sec²A RHS prooved
Hope it helps !!
#Rajukumar111@@@@
Answered by
29
cosec^2(90 degree - 2A) +cosec^2A
=cosec^2(90degree-2A)
sec^2A+cosec^2=sec^2A+cosec^2A
1=1
proved
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