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ISRO 2011- ECE Mathematics
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isro2011-ece
engineering-mathematics
linear-algebra
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Feb 28, 2017
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Linear Algebra
sh!va
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Mar 10, 2019
by
Naveen Kumar 3
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I hope $\sum \alpha^2$ means the sum of roots.
Sum of roots $= \alpha^2 + \beta^2 = (\alpha + \beta)^2 - 2\alpha\beta=$ (sum of roots)$^2$ - $2$(prod of roots) = $p^2 - 2q$.
Hence, the answer is C.
answered
Mar 10, 2017
Gaurav Sharma
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