Sum
Find x/y when `x^2 + 6y^2 =5xy`
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Solution
`x^2 + 6y^2 =5xy`
Dividing both sides by `y^2` we get
`x^2/y^2 + (6y^2)/y^2 = (5xy)/(y^2)`
`(x/y)^2 + 6 = 5(x/y)`
`(x/y)^2 - 5(x/y) + 6 = 0`
Let `x/y = a`
`a^2 - 5a + 6 = 0`
=> (a - 2)(a - 3) = 0
=> a = 2, 3
hence `"x"/"y"` = 2, 3
Concept: Concept of Ratio
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