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Question
Write the greatest common factor in the following terms.
–18a2, 108a
Sum
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Solution
We have,
–18a2 = –18 × a × a
108a = 18 × 10 × a
∴ The greatest common factor i.e. GCF is 18a.
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Chapter 7: Algebraic Expression, Identities and Factorisation - Exercise [Page 233]
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