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Question
Multiply the following:
–7st, –1, –13st2
Sum
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Solution
We have,
–7st, –1 and –13st2
∴ –7st × (–1) × (–13st2) = [–7 × (–1) × (–13)]st × (st2)
= – 91s2t3
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Chapter 7: Algebraic Expression, Identities and Factorisation - Exercise [Page 231]
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