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If a number is divisible by (3), what about its square?
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Answer and explanation
Correct answer: It will be divisible by (3)
If a number has factor (3), its square also has factor (3). This is useful in the proof of (\sqrt{3}).
Frequently asked questions
What is the correct answer to this question?
It will be divisible by (3)
Why is this the correct answer?
If a number has factor (3), its square also has factor (3). This is useful in the proof of (\sqrt{3}).
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Number Systems. Topic: Proof of irrationality of square root 2 and square root 3.
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