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If the opposite of each term of (10, 15, 20,\ldots) is taken and (4) is added, what will be (d) of the new sequence?
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Answer and explanation
Correct answer: (-5)
Taking opposites means multiplying by (-1), so (d=5) becomes (-5); adding the same (4) does not change (d). Pay attention to sign change.
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What is the correct answer to this question?
(-5)
Why is this the correct answer?
Taking opposites means multiplying by (-1), so (d=5) becomes (-5); adding the same (4) does not change (d). Pay attention to sign change.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Arithmetic Progressions (AP). Topic: Introduction to APs and common difference..
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