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Which option correctly writes \(\left(x^{2}-4\right)\)?
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Answer and explanation
Correct answer: \((x-2)(x+2)\)
We use \(x^{2}-4=x^{2}-2^{2}=(x-2)(x+2)\). In exams, remember the difference of squares form \((a^{2}-b^{2})\).
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What is the correct answer to this question?
\((x-2)(x+2)\)
Why is this the correct answer?
We use \(x^{2}-4=x^{2}-2^{2}=(x-2)(x+2)\). In exams, remember the difference of squares form \((a^{2}-b^{2})\).
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Polynomials. Topic: Operations on real numbers and the laws of exponents.
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