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प्रश्न
Find the sum of the roots of the equation x2 – 8x + 2 = 0
विकल्प
8
–8
2
–6
MCQ
उत्तर
8
Explanation:
For general quadratic equation ax2 + bx + c = 0.
Sum of the roots = `(−"b")/"a"`
For x2 – 8x + 2 = 0
Sum of the roots = `(−(−8))/1` = 8
Sum of the roots of the equation is 8.
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