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If (x+y \neq 0), what is the simplified form of (\dfrac{x^2-y^2}{x+y})?
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Answer and explanation
Correct answer: (,x-y,)
Because (x^2-y^2=(x-y)(x+y)), ((x+y)) cancels and (x-y) remains. In exams, identify difference of squares quickly.
Frequently asked questions
What is the correct answer to this question?
(,x-y,)
Why is this the correct answer?
Because (x^2-y^2=(x-y)(x+y)), ((x+y)) cancels and (x-y) remains. In exams, identify difference of squares quickly.
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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