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SecA + tanA=m and secA - tanA=n find the value of under root mn

SecA + tanA=m and secA - tanA=n find the value of under root mn

Grade:10

1 Answers

Shailendra Kumar Sharma
188 Points
6 years ago
SecA + tanA=m and secA - tanA=nMultiply themSec2A-tan2A = mn = 1Taking square root both side So sqrt(MN) =1

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