The Central Bank

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Electronic Cheque Clearing System

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question 1 of 1 Grade: Eleven - G11

Q: Which among the following is the odd one out?

x² - 6x + 4 = 0 → x² - 6x = -4 → x² - 6x + 9 = -4 + 9 → (x - 3)² = 5 → x - 3 = ±√5 → x = 3 ± √5

Share your knowledge:

x² - 6x + 4 = 0 → x² - 6x = -4 → x² - 6x + 9 = -4 + 9 → (x - 3)² = 5 → x - 3 = ±√5 → x = 3 ± √5

Break down complex topics into smaller, manageable chunks for easier recall.

Zambia