EXAMPLES III 47 



/i * \ 10 /i \ 10 /i 4 \* 



(26) Simplify (-L + -7-) + ( -i i. J and (4= + 4=) 



\V2 V2/ \VJ V/ V\/2 V2/ 



V2 \/2/ 



(27) Simplify (1 + \/3t) 5 + (1_- \/8t) 6 



(28) Simplify (\/3 + *) 4 - ( \/3 - t) 4 



Simplify the following expressions, giving each result in the 

 form a 4 bi : 



2 " 



(29) (5t-7) 5 (30) (7+10*)* 

 (31) (8 - 5i)* (32) ( - 6 - 



(33) 



(35) ^^ j (36) 



