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MathsMediumMCQ2022 · 28 Jun Shift 2

Q61.Let f(x) be a quadratic polynomial such that f(−2) +f(3) = 0. If one of the roots of f(x) = 0 is −1, then the sum of the roots of f(x) = 0 is equal to (1) 11 (2) 7 3 3 (3) 12 (4) 14 3 3

What This Question Tests

This question involves using the properties of quadratic polynomials, specifically the relationship between coefficients and roots, along with given conditions to find the sum of the roots.

Concepts Tested

Properties of quadratic polynomialSum and product of rootsFactor theorem

Formulas Used

If α and β are roots of ax^2 + bx + c = 0, then α + β = -b/a

f(x) = k(x-α)(x-β)

📚 NCERT Sections This Tests

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