tan theta =3/4 find 2 sec theta / 1+ tan² theta
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tan theta=3/4
sec^2 theta= 1+tan^2theta
=1+(3/4)^2
= 1+9/16
=25/16
sec theta=√25/16
=5/4
2sectheta /1+tan^theta =(2×5/4)/25/16
=8/5 (Answer)
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