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What will be the factors of (4x^2+12x+9-y^2)?
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Answer and explanation
Correct answer: ( (2x+3-y)(2x+3+y) )
Write (4x^2+12x+9) as ((2x+3)^2) and then use difference of squares. Exam tip: forming a perfect square first is useful.
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What is the correct answer to this question?
( (2x+3-y)(2x+3+y) )
Why is this the correct answer?
Write (4x^2+12x+9) as ((2x+3)^2) and then use difference of squares. Exam tip: forming a perfect square first is useful.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Exploring Algebraic Identities. Topic: Factorisation.
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