Question

If cot=1/√2then find the value of 3+sin theta

Answer 1

Answer:

(15+2√5)/5

Step-by-step explanation:

let cot=1/2

we know that cotx=Base/perpendicular

so hypotenuse is √1+4=√5

now find 3+sin.

"so sin =perpendicular /hypotenuse"

therefore sin=2/√5

3+sin =3-2/√5

=(15+2√5)/5