Question

If tan =3/4,find the value of sec and cos

Answer 1

Answer:

Given tanx = 3/4

tanx = opposite / adjacent

In a right triangle, opposite side = 3

adjacent side = 4

then hypoteneous = sqrt(9+16) = 5

Then, cosx = adjacent/hypo = 4/5

secx = 1/cosx = 5/4.