Which is the prime factorisation of 1575?
Answer and explanation
Correct answer: (3^2\times5^2\times7)
Step 1: Write (1575=225\times7). Step 2: (225=3^2\times5^2), so (1575=3^2\times5^2\times7). Step 3: Convert 225 into prime powers.
Frequently asked questions
What is the correct answer to this question?
(3^2\times5^2\times7)
Why is this the correct answer?
Step 1: Write (1575=225\times7). Step 2: (225=3^2\times5^2), so (1575=3^2\times5^2\times7). Step 3: Convert 225 into prime powers.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Real Numbers. Topic: Prime Factorisation.