What is the HCF of (121) and (143)?
Answer and explanation
Correct answer: (11)
Step 1: (121=11^2) and (143=11\times13). Step 2: The common prime factor is (11). Step 3: Therefore, the HCF is (11).
Frequently asked questions
What is the correct answer to this question?
(11)
Why is this the correct answer?
Step 1: (121=11^2) and (143=11\times13). Step 2: The common prime factor is (11). Step 3: Therefore, the HCF is (11).
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Real Numbers. Topic: HCF and LCM using prime factorisation.
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