Pair of equations...STD - 09
x, y ഇവയുടെ വില കാണുക ?
Find the values of x and y ?x+ y= ................(A)
x+ y= ................(B)
(A)×
→
×
ie,
(C)-(B) →
∴ x=
=
Put this value in (A) ,
ie,
∴ =
∴ y =
=
x= :: y=
ie,
(C)-(B) →
∴ x=
=
Put this value in (A) ,
ie,
∴ =
∴ y =
=
x= :: y=

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