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Subjects
Class 10MathematicsReal NumbersFundamental Theorem of ArithmeticEasyLevel 5
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Which is the prime factorisation of 125?

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Answer and explanation

Correct answer: (5^3)

Step 1: Write (125=5\times25). Step 2: (25=5\times5), so (125=5^3). Step 3: 25 is composite, so (25\times5) is not the final prime form.

Related tags

Prime-FactorisationPowersEasy

Frequently asked questions

What is the correct answer to this question?

(5^3)

Why is this the correct answer?

Step 1: Write (125=5\times25). Step 2: (25=5\times5), so (125=5^3). Step 3: 25 is composite, so (25\times5) is not the final prime form.

Which subject and chapter does this question cover?

This is a Class 10 Mathematics question. Chapter: Real Numbers. Topic: Fundamental Theorem of Arithmetic.

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