Prove LHS=RHS
SOLVE LHS ONLY
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sin²@/cos²@+cos²@/sin²@+2
(sin⁴@+cos⁴@+2sin²@cos²@)/sin²@cos²@
(sin²@+cos²@)²/sin²@cos²@
1/sin²@cos²@
sec²@.cosec²@
LHS=RHS
THANKS ME PLEASE
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