Question

(sin 30° + cos 30°) - (sin 60° + cos 60°)​

Answer 1

Answer:

∣

∣

∣

∣

∣

∣

1/2

−

3

/2

3

/2

1/2

∣

∣

∣

∣

∣

∣

=

2

1

×

2

1

+

2

3

×(

2

−

3

)

=

4

1

+

4

3

=1

OR

sin30cos60+cos30sin60

=sin(30+60)=sin90=1

Answer 2

i hope this will help you.