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If a, b are roots of the equation ax2 + bx + c = 0, then the value of a3 + b3 is
  • a)
  • b)
  • c)
  • d)
Correct answer is option 'C'. Can you explain this answer?
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Most Upvoted Answer
If a, b are roots of the equation ax2+ bx + c = 0, then the value of a...
Sum of roots = a+b =(-b/a)

product of roots=ab=(c/a)

given equation , a^3+b^3=[(a+b){(a+b)^2-3ab}]

= (-b/a)(b^2/a^2-3c/a)

= (3abc-b^3)/a^3
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If a, b are roots of the equation ax2+ bx + c = 0, then the value of a3+ b3isa)b)c)d)Correct answer is option 'C'. Can you explain this answer?
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