Question

Value of (sin30° + cos30°) – (sin 60° + cos60°).​

Answer 1

Answer:

0.

given that,

=(sin30+cos30)-(sin60+cos60)

[sin30=1/2,cos30=root3/2 and sin60=root3/2 ,cos60=1/2]

Now,

=(1/2+root3/2)-(root3/2-1/2)

=(root3+1÷2)-(root3+1÷2)

Here,same values with + and - =0

so ,=0.