" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
b/ay-by = b/y(a - b)
wspólny mianownik to xy(a - b)
a/ax-bx i b/ay-by ?
a/(a-b)x i b/(a-b)y
ay/(a-b)xy i bx/(a-b)yx
widać, że wspólny mianownik to (a-b)xy
przy zał.: a≠b i x≠0 i y≠0