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If $\alpha$ and $\beta$ are the zeroes of the polynomial $p(x) = x^2-ax-b$, then the value of $(\alpha + \beta + \alpha\beta)$ is equal to :
- (a)$a + b$
- (b)$-a-b$
- (c)$a-b$
- (d)$-a+b$
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Sol. (C) $a - b$
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 :
CBSE Class 10 Maths PYQ · Polynomials · Relationship of Zeros and Coefficients · 1 Mark · March 2025 · Standard
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