Question

sin theta+cos theta=(√5-1)/2 so what is theta​

Answer 1

Answer:

Step-by-step explanation:

sin^2 ∅ + cos ^2 ∅ + 2 cos ∅ sin ∅ = 5+1 - 2√5 / 4

4cos∅ sin∅ =  √5

cos∅ = √5/4sin∅

tan ∅ = 4 sin ∅/ √5 ..........................................