Question

Find the square root of following number by prime factoristation method 6400

Answer 1

Step-by-step explanation:

$\sqrt[2]{6400} = \sqrt[2]{2 \times 2 \times 2 \times 2 \times 2 \times 2 \times 2 \times 2 \times 5\times 5 }$

$= \sqrt[2]{ {2}^{2} \times {2}^{2} \times {2}^{2} \times {2}^{2} \times {5}^{2} }$

$= 2 \times 2 \times 2 \times 2 \times 5$

$=80$

Answer 2

Answer:

80

Step-by-step explanation:

√6400=√80x80=80

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