Question

Do anko ki sakhyao ke anko ka gudanfal 18 hai jab sakhya me se 27 ghtaya jata hai to sakhya ke sthan badal jate hai, sakhya yat kijiye

Answer 1

Answer:

let no.=10x+y

xy=18..........................(1)

10x+y-27=10y+x.........(2)

from (1) x=18/y.............(3)

put in (3)

10x+y-27=10y+x

y-17=10y+18

y

y^2—17y=10y+18

y^2—27y-18

required quadratic equation find value of y tnen of x