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Which is the prime factorisation of 3969?
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Answer and explanation
Correct answer: (3^4\times7^2)
Step 1: Write (3969=81\times49). Step 2: (81=3^4) and (49=7^2), so (3969=3^4\times7^2). Step 3: Write both parts as prime powers.
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What is the correct answer to this question?
(3^4\times7^2)
Why is this the correct answer?
Step 1: Write (3969=81\times49). Step 2: (81=3^4) and (49=7^2), so (3969=3^4\times7^2). Step 3: Write both parts as prime powers.
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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