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ZIMSEC O-Level Additional Mathematics

6.1.7.2Nature of roots

Nature of roots in ZIMSEC O-Level Additional Mathematics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic19 practice questions1 lesson

Learning objectives

What the syllabus expects you to be able to do.

  1. 6.1.7.2.1Form 3: use the discriminant to determine the nature of the roots of a quadratic equation.

Lessons

  • The discriminant and the nature of roots

    35 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Nature of roots: sample question

1 mark

Describe the roots of x2−10x+25=0x^2 - 10x + 25 = 0.

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