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Which is the prime factorisation of 168?
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Answer and explanation
Correct answer: (2^3\times3\times7)
Step 1: Write (168=8\times21). Step 2: (8=2^3) and (21=3\times7), so (168=2^3\times3\times7). Step 3: 8 and 21 are composite, so break them further.
Frequently asked questions
What is the correct answer to this question?
(2^3\times3\times7)
Why is this the correct answer?
Step 1: Write (168=8\times21). Step 2: (8=2^3) and (21=3\times7), so (168=2^3\times3\times7). Step 3: 8 and 21 are composite, so break them further.
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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