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Class 10

Solving by Factorisation, Quiz

Five questions on solving quadratics by factorisation. Pick one answer for each.

5 questions, one mark each. 3 to pass. Suggested time: 10 minutes. Your answers are not recorded.

  1. Solve x2−8x+15=0x^2 - 8x + 15 = 0.
  2. To split the middle term of 2x2+5x−32x^2 + 5x - 3, which pair of numbers do you need?
  3. Solve 2x2+5x−3=02x^2 + 5x - 3 = 0.
  4. Solve x2=6xx^2 = 6x.
  5. The product of two consecutive positive integers is 182182. What is the smaller integer?
Unanswered questions are marked wrong.

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