RD Sharma - Mathematics

Book: RD Sharma - Mathematics

Chapter: 2. Polynomials

Subject: Maths - Class 10th

Q. No. 5 of Exercise 2.1

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5

If α and β are the zeros of the quadratic polynomial , find the value of .

Let and β are the roots of the given eqn


Sum of the roots = = = =


Product of the roots = = =


On substituting values from above, we get


= = = = 7


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