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If (2x, x+9, 18) are in an arithmetic progression, what will be the value of (x)?
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Answer and explanation
Correct answer: No value
(2(x+9)=2x+18) gives an identity, so it is an arithmetic progression for every (x). Therefore no single value of (x) is obtained.
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What is the correct answer to this question?
No value
Why is this the correct answer?
(2(x+9)=2x+18) gives an identity, so it is an arithmetic progression for every (x). Therefore no single value of (x) is obtained.
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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