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If (N=2^2 \times 7^2), what is the value of (N)?
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Answer and explanation
Correct answer: 196
Step 1: (2^2=4) and (7^2=49). Step 2: (4 \times 49=196), so (N=196). Step 3: Knowing squares helps solve such calculations quickly.
Frequently asked questions
What is the correct answer to this question?
196
Why is this the correct answer?
Step 1: (2^2=4) and (7^2=49). Step 2: (4 \times 49=196), so (N=196). Step 3: Knowing squares helps solve such calculations quickly.
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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