32-43 x+4-0 – InterviewSolution

1.

32-43 x+4-0

Answer»

Compare with a² -2ab + b² = (a-b)²

3x² - 4√3x + 4 = 0

(√3x)² - 2 × (√3x) × 2 + 2² = 0

(√3x - 2)² = 0

So, x = 2/√3

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