using division method find square root of 169?
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The square root of a number is the number that when multiplied to itself gives the original number as the product.
169 = a × a = a2
Thus, a = √169 = √(13 × 13)
13 × 13 = 169 or -13 × -13 = 169.
Thus the square root of 169 is +13 or -13.
This shows that 169 is a perfect square.
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Answer:
13
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