1) 47*632+632*53 = 632*(47+53)=<span>632*100=63200
2) </span><span>598*49-597*49=49*(598-597)=49*1=49
3) </span><span>754*324-754*314=754*(324-314)=754*10=7540
4) </span><span>37*46-18*37+37*72=37*(46-18+72)=37*(118-18)=37*100=3700</span>
ТЫ ТУПОЙ!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
4^(2*log4 3)=4^(log4 3²)=4^(log4 9) =9^(log4 4)=9^1=9