हिंदी

From the Quadratic Equation If the Roots Are 6 and 7.

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प्रश्न

From the quadratic equation if the roots are 6 and 7.

योग
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उत्तर

Let α = 6 and β = 7

Sum of roots = α + β

= 6 + 7

α + β = 13

Products of the root = α × β

= 6 × 7

= 42

The quadratic equation is given by ,

`"x"^2 - (α + "β")x + "αβ" = 0`

`"x"^2 - 13"x" + 42 = 0`

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2013-2014 (October)

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