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What is the prime factorisation of 63?
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Answer and explanation
Correct answer: (3^2\times7)
Step 1: Write (63=9\times7). Step 2: (9=3^2), so (63=3^2\times7). Step 3: 9 and 21 are composite, so do not keep them in the final form.
Frequently asked questions
What is the correct answer to this question?
(3^2\times7)
Why is this the correct answer?
Step 1: Write (63=9\times7). Step 2: (9=3^2), so (63=3^2\times7). Step 3: 9 and 21 are composite, so do not keep them in the final form.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Real Numbers. Topic: Fundamental Theorem of Arithmetic.
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