3√2+2√2= what how explanation
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= √3–2√2
= (√3–2√2) × (√3+2√2) [b/z, (√3+2√2) is the rationalising factor of (√3–2√2)]
= (√3)² - (2√2)² [b/z, a²-b²]
= 3 - 4(2)
= 3 - 8
= -5
Therefore, -5 is the answer for your problem.
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