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Expanding Bracketed Expressions and Grouping
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Expanding Bracketed Expressions and Grouping
IP 1
6 marks
Expand and simplify \(-\frac13\left[3a\left(\frac2a+3b\right)-6b\left(a-\frac1{2b}\right)\right]\).
[3]
Factorise \(3q-2p-(4pr-6qr)\) completely.
[3]
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Answer:
(a) \(-ab-3\) (b) \((3q-2p)(1+2r)\)
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