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Mohan claims that and both have no real roots.
Is his claim correct?

Class 10Discriminant and Nature of RootsAlgebra — Quadratics
  • ANo; the second one has real roots
  • BYes; both have no real roots
  • CNo; the first one has real roots
  • DBoth have equal roots

Step-by-Step Solution

First: D = 9 - 32 = -23 < 0 (no real roots). Second: D = 9 + 32 = 41 > 0 (real, distinct). So Mohan is wrong about the second.
Answer: A) No; the second one has real roots

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