Odpowiedzi

2010-01-30T15:16:24+01:00
P=|y|/x

x=y/p lub x=-y/p


1/f=1/y+1/x

1/f=1/y+p/y_______ lub ________ 1/f=1/y-p/y
1/f=(1+p)/y ____________________1/f=(1-p)/y

y=f(1+p)________________________y=f(1-p)

y=180cm_______________________y=-120cm