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Rationalise the denominator 3-root2/3-root2

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Rationalise the denominator 3-root2/3-root2

    • Posted by Sahil Nalawade 4 years, 3 months ago

    CBSE > Class 09 > Mathematics
    • 1 answers

    Aryan Bhura 4 years, 3 months ago

    3-√2/3-√2 =(3-√2)(3+√2)/(3-√2)(3+√2) =(3)²-(√2)²/(3)²-(√2)² [•.• (a-b)(a+b)=a²-b²] =9-2/9-2 =7/7 =1 (Ans)

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