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What is the correct prime factorisation of 1620?
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Answer and explanation
Correct answer: (2^2\times3^4\times5)
Step 1: Write (1620=162\times10). Step 2: (162=2\times3^4) and (10=2\times5), so (1620=2^2\times3^4\times5). Step 3: Count the total power of 2 correctly.
Frequently asked questions
What is the correct answer to this question?
(2^2\times3^4\times5)
Why is this the correct answer?
Step 1: Write (1620=162\times10). Step 2: (162=2\times3^4) and (10=2\times5), so (1620=2^2\times3^4\times5). Step 3: Count the total power of 2 correctly.
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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