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Viktor [21]
3 years ago
12

Find the square root of 1764 by factorisation method​

Mathematics
2 answers:
kogti [31]3 years ago
8 0

Answer:

42

Step-by-step explanation:

1764 = 2 * 882

        = 2 * 2 * 441

        = 2 * 2 *  3 * 147

        = 2 * 2 * 3 * 3 * 49

        = 2 * 2 * 3 * 3 * 7 * 7

\sqrt{1764} = \sqrt{2*2*3*3*7*7} = 2*3*7 = 42

Monica [59]3 years ago
3 0

Answer:

42

Step-by-step explanation:

prime factorisation of 1764 = 2^2 × 3^2 × 7^2

hence,

√1764 = √(2^2 × 3^2 × 7^2) =2 x 3 x 7 = 42

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