Question

If a,b,c are in प्रोप्रशन then ( a)ac= bd (2)b2=ac(3)c2=ab (4) none of these​

Answer 1

Answer:

$Since \: a, b, c \: are \: in \: continued \: proportion, \: therefore \\ \frac{a}{b} = \frac{b}{c} </p><p> \\ {b}^{2} = ac$

Option (2) is correct.