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Why is (25^2\times7) not considered a final form in prime factorisation?
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Answer and explanation
Correct answer: Because 25 is composite
Step 1: In final prime factorisation, the base must be prime. Step 2: 25 is composite and (25=5^2). Step 3: Therefore, (25^2\times7) must be changed into (5^4\times7).
Frequently asked questions
What is the correct answer to this question?
Because 25 is composite
Why is this the correct answer?
Step 1: In final prime factorisation, the base must be prime. Step 2: 25 is composite and (25=5^2). Step 3: Therefore, (25^2\times7) must be changed into (5^4\times7).
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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