How to take out a square root
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you can take out square root by taking out its l.c.m.
for example :
√16 is there then take out l.c.m of 16
it will be 2×2×2×2 then you need to pair it like √2×2 × √2×2 ≈ √2² × √2² then root and square get cancelled so it will be 2×2 ≈ 4
∴ √16 ≈ 4.
for example :
√16 is there then take out l.c.m of 16
it will be 2×2×2×2 then you need to pair it like √2×2 × √2×2 ≈ √2² × √2² then root and square get cancelled so it will be 2×2 ≈ 4
∴ √16 ≈ 4.
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