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Mathematics for IGCSE & O level - Surds (Section 2 - No. 41)

Which of the following is the simplified form of √(8) + √(32) - √(2)?
4√2
5√2
6√2
3√2

Vysvetlenie

√8 + √32 - √2 = 2√2 + 4√2 - √2 = 5√2

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