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What is the correct prime factorisation of 98?
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Answer and explanation
Correct answer: (2\times7^2)
Step 1: Write (98=2\times49). Step 2: Since (49=7^2), (98=2\times7^2). Step 3: 49 is composite, so write (7^2) in the final form.
Frequently asked questions
What is the correct answer to this question?
(2\times7^2)
Why is this the correct answer?
Step 1: Write (98=2\times49). Step 2: Since (49=7^2), (98=2\times7^2). Step 3: 49 is composite, so write (7^2) in the final form.
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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