Question

If cos theta =1/root2 then find the value of 4+ sin theta

Answer 1

Answer:

4+(1/√(2))

Step-by-step explanation:

cos(θ)=1/√(2)

we know

sin²(θ)+cos²(θ)=1

cos²(θ)=1-sin²(θ)

1/2=1-sin²(θ).....given cos(θ)=1/√(2)

sin²(θ)=1/2

sin(θ)=1/√(2)

to find

4+sin(θ)

4+(1/√(2))

hope it helps u