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plz help me to solve this. If secA=x+1/(4x 2 ), prove that,secA+tanA=2x(or)1/(2x)

plz help me to solve this.
 
If secA=x+1/(4x2), prove that,secA+tanA=2x(or)1/(2x) 

Grade:10

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
4 years ago
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