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What is the smaller value of x for which x\(^2\) - 3x + 2= 0?

Mathematics
WAEC 1995

What is the smaller value of x for which x\(^2\) - 3x + 2= 0?

  • A. 1
  • B. 2
  • C. 3
  • D. 4
  • E. 5
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Correct Answer: Option A
Explanation

x\(^2\) - 3x + 2 = 0

x\(^2\) - 2x - x + 2 = 0

x(x - 2) - 1(x - 2) = 0

(x - 2)(x - 1) = 0

x = 1 or 2. The smaller value of x = 1.


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