Вычислить 0.5^2-0.5/0.4^2+0.1^2+2*0.4*0.1

Объяснение:

0.5^2-0.5/0.4^2+0.1^2+2*0.4*0.1 = (1/2)^2-1/2 / (2/5)^2+(1/10)^2+0.08= 1/4-1/2 / 4/25+1/100+2/25= -1/4 / 4+2/25+1/100 = -1/4 / 6/25+1/100 = -1/4 / 24+1/100 = -1/4 / 25/100 = -1/4/1/4 = -1