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Maths CBSE Live product
Class 10 (2026-27)
Polynomials
Annual Revision II - Polynomials
5.
Determine 'k'
Question:
3
m.
If \(\alpha\) and \(\beta\) are zeros of the quadratic polynomial \(f(x)=kx^2+8x+8\) such that \(\alpha^2+\beta^2=8\), then
estimate the value of
\(k\).
The values of \(k\) are
\(k= 2\) or \(k = 4\)
\(k= -2\) or \(k = -4\)
\(k= -2\) or \(k = 4\)
\(k= 2\) or \(k = -4\)
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