If sec A+tanA=x then find the value of tanA??
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heya friend !!!
secA+tanA=x -------1)
if you rationalise it..it become ..
secA-tanA/sec^2A-tan^2A=1/x....
so,secA-TanA=1/x------2)
subtracting 1 and 2 equation ,then we get...
secA+tanA-secA+tanA=x-1/x
=>2tanA=x^2-1/x
tanA=x^2-1/2x.ans..
hope it help you.
@Rajukumar☺
secA+tanA=x -------1)
if you rationalise it..it become ..
secA-tanA/sec^2A-tan^2A=1/x....
so,secA-TanA=1/x------2)
subtracting 1 and 2 equation ,then we get...
secA+tanA-secA+tanA=x-1/x
=>2tanA=x^2-1/x
tanA=x^2-1/2x.ans..
hope it help you.
@Rajukumar☺
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