Find the square root by using factor method(441)
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4
21 is ur ans..............
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Answered by
3
441÷3
147÷3
49÷7
7÷7
1
3×3×7×7
Let us take the common 3×7
I.e.=3×7=21
21 is the square of 441
147÷3
49÷7
7÷7
1
3×3×7×7
Let us take the common 3×7
I.e.=3×7=21
21 is the square of 441
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