^You don*t look very well.Are you OK? ^No.I*ve got a stomachache ^Oh dear.How long have had that? ^It started last night.I ate a big Chinese meal. ^So take some medicine and go to bed. ^Good idea!
^You don*t look very well.Are you OK? ^No.I*ve got a stomachache ^Oh dear.How long have had that? ^It started last night.I ate a big Chinese meal. ^So take some medicine and go to bed. ^Good idea!
a=(x-2)/(x-1)
Черти ось кооридинат: по горизонтали ось ох, по вертикали ось оа
Строим график этой функции
Икс не равен 1
Проводим прямую х=1 и закрашиваем область, выше этой прямой
Значит, а (-беск;1)