pls help me pls pls pls
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If Sec∅+Tan∅=p
then, Prove 
A=∅
Put the Value of p in the Equation↓
→ 
=>Sec²A+Tan²A+2SecATanA-1 ←Upper Fraction,[Note→Sec²A+Tan²A=1]
=>2SecATanA ←Lower Fraction
→
→
=1
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