C-11-Q032mediumsingle_mcqa:b=c:da:b=c:da:b=c:d হলে বিয়োজন প্রয়োগে —aa−bb=c−dd\dfrac{a-b}{b} = \dfrac{c-d}{d}ba−b=dc−dba+bb=c+dd\dfrac{a+b}{b} = \dfrac{c+d}{d}ba+b=dc+dcaa−b=cc−d\dfrac{a}{a-b} = \dfrac{c}{c-d}a−ba=c−dcdb−ab=d−cd\dfrac{b-a}{b} = \dfrac{d-c}{d}bb−a=dd−c