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Which option is not a final prime factorisation?
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Answer and explanation
Correct answer: (10\times3^2\times7)
Step 1: Final prime factorisation must not contain a composite factor. Step 2: 10 is composite, so (10\times3^2\times7) is not final form. Step 3: Change 10 into (2\times5).
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What is the correct answer to this question?
(10\times3^2\times7)
Why is this the correct answer?
Step 1: Final prime factorisation must not contain a composite factor. Step 2: 10 is composite, so (10\times3^2\times7) is not final form. Step 3: Change 10 into (2\times5).
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Real Numbers. Topic: Prime Factorisation.
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