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Using prime factorisation method find the …

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Using prime factorisation method find the hcf and limits of 30,72 and432 also show that hcf*lcm is not equal to product of three numbers

    • Posted by Sujal Singh 6 years, 6 months ago

    CBSE > Class 10 > Mathematics
    • 1 answers

    Sia ? 6 years, 6 months ago

    {tex}30 = 2 \times 3 \times 5{/tex}
    {tex}{72=8×9=2}^3\times3^2{/tex}
    {tex}{432=16×27=2}^4\times3^3{/tex}
    Therefore, HCF  = 2 {tex}\times{/tex} 3 = 6
    LCM  {tex}= 2^4 \times 3^3 \times 5 = 2160{/tex}

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