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)


=


=


1
1