Evaluate the following:
(i) 
(ii) 
(iii) 
(iv) 
(v) 
(i) sin60° cos30° + sin30° cos 60°
= (
(
+ (
(
= 
= 1
(ii) 2tan245° + cos230° - sin260°
= 2 (1)2 + (
2 - (
2
= 2 + 
– 
= 2
(iii) 
= 
= 
= 
= 
= 
= 
(iv) 
= 
= 
= 
= 
= 
= 
= 
(v) 
= 
= 
10
Evaluate the following:
(i)
(ii)
(iii)
(iv)
(v)
(i) sin60° cos30° + sin30° cos 60°
= ( ( + ( (
=
= 1
(ii) 2tan245° + cos230° - sin260°
= 2 (1)2 + (2 - (2
= 2 + –
= 2
(iii)
=
=
=
=
=
=
(iv)
=
=
=
=
=
=
=
(v)
=
=