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Subjects
Class 10MathematicsReal NumbersFundamental Theorem of ArithmeticMediumLevel 5
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What are the distinct prime factors of 1155?

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Answer and explanation

Correct answer: 3, 5, 7 and 11

Step 1: Write (1155=105\times11). Step 2: (105=3\times5\times7), so (1155=3\times5\times7\times11). Step 3: The distinct prime factors are 3, 5, 7, and 11.

Related tags

Distinct-Prime-FactorsPrime-FactorisationMedium

Frequently asked questions

What is the correct answer to this question?

3, 5, 7 and 11

Why is this the correct answer?

Step 1: Write (1155=105\times11). Step 2: (105=3\times5\times7), so (1155=3\times5\times7\times11). Step 3: The distinct prime factors are 3, 5, 7, and 11.

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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