Question

1 - tan a
6 If sec a =
5
4
evaluate
1 + tana​

Answer 1

Answer:

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Sec@ =5/4

we know ,

sec@ =h/b =5/4

p=√(5^2-4^2)=3

now, tan@ =p/b =3/4

so, (1 - tan@)/(1 +tan@)

=>(1 -3/4)/(1+3/4)

=>(1/4)/(7/4)=1/7 (answer)