Question

3/5*y=2 целых 9/10-2/10:у

Answer 1

(3у)/5=29/10-1/(5у)

у=29/15-2/(15у)

(15у^2-29у+2)/15у=0

у=(-(-29)±√((-29)^2-4*15*2))/3*15

у=(29±√721)/30