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What is the simplified value of ( (x+6)^2-(x+2)(x+10) )?
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Answer and explanation
Correct answer: (16)
The first expansion is (x^2+12x+36) and the second is (x^2+12x+20). Exam tip: cancel like terms and compare constants.
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What is the correct answer to this question?
(16)
Why is this the correct answer?
The first expansion is (x^2+12x+36) and the second is (x^2+12x+20). Exam tip: cancel like terms and compare constants.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Exploring Algebraic Identities. Topic: Algebraic identities.
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