Mathematics for IGCSE & O level - Surds (Section 2 - No. 19)

What is the simplest form of 3√18 + 2√8?

13√2

22√2

11√2

5√10

הֶסבֵּר

3√18 + 2√8 = 9√2 + 4√2 = 13√2

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