74-2=70+4-2=72
35-4=30+5-4=31
56-3=50+6-3=53
38-6=30+8-6=32
Формула квадрата суммы:
(х+5)^2=0
х+5=0
х=-5
(0,0009/((х*х)^(-1)+1))+0,0001
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1) 105,112,119,126,133,140,147,154,161,168,175,182,189,196
2) 315,350,385,420,455,490