RS Aggarwal - Mathematics

Book: RS Aggarwal - Mathematics

Chapter: 10. Quadratic Equations

Subject: Maths - Class 10th

Q. No. 7 of Exercise 10F

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7

If the product of the roots of the equation x2 – 3x + k = 10 is - 2 then the value of k is

Given that the product of the roots of the equation is - 2




x2 - 3x + (k - 10) = 0


comparing with general equation


Product of the roots =


=




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