05 Íàéäèòå çíà÷åíèå âûðàæåíèÿ  `+`(`/`(7, 10), -`/`(3, 4)). 

ÐÅØÅÍÈÅ 

 

7/10-3/4 

http://www.wolframalpha.com/input/?i=7%2F10-3%2F4 

ÎÒÂÅÒ 

-0.05