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CISCE(English Medium) ICSE Class 9
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Syllabus

If (x^2 - 1)/x = 8, "find" x - 1/x. - Mathematics

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Question

If `(x^2 - 1)/x = 8, "find"  x - 1/x`.

Sum
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Solution

Here, `(x^2 - 1)/x = 8`

∴ `x - 1/x = 8`

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Q 9. (i)
Chapter 3: Expansions - EXERCISE B [Page 36]

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B Nirmala Shastry Mathematics [English] Class 9 ICSE
Chapter 3 Expansions
EXERCISE B | Q 9. (i) | Page 36
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