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Class 10 Mathematics Real Numbers Prime FactorisationMediumLevel 10

Which is the prime factorisation of (144)?

Answer and explanation

Correct answer: (2^4 \times 3^2)

Step 1: (144=16 \times 9). Step 2: (16=2^4) and (9=3^2), so (144=2^4 \times 3^2). Step 3: Recognising square numbers helps in prime factorisation.

Tags

real-numbersprime-factorisation144

Frequently asked questions

What is the correct answer to this question?

(2^4 \times 3^2)

Why is this the correct answer?

Step 1: (144=16 \times 9). Step 2: (16=2^4) and (9=3^2), so (144=2^4 \times 3^2). Step 3: Recognising square numbers helps in prime factorisation.

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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