MCQ1 markYear: 2025EasyCBSE Class 10
polynomialszeroessum-product-relation
Question
If α and β are the zeroes of the polynomial p(x)=x2−ax−b, then the value of (α+β+αβ) is equal to:
Solution
1
For p(x)=x2−ax−b: α+β=a, αβ=−b. So α+β+αβ=a+(−b)=a−b.
+1 mark