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Class 10MathematicsPolynomialsPolynomials in one variableExpert
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If (p(x)=5x^2-20x+20), what is the sum of its zeroes?

Answer and explanation

Correct answer: (4)

The sum is (-\frac{b}{a}=-\frac{-20}{5}=4). Even if a common factor is removed first, the sum remains the same.

Related tags

Sum-ZeroesQuadraticFormulaPolynomials In One VariablePolynomialsMathematicsClass 10 Mcq
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