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secondary 3 | A Maths
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Date Posted: 5 years ago
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Date Posted:
5 years ago
For 12i, you can group the powers of x as a single group.
For example, in 12ia, the expression can be written as
x2 - (a + b) x + ab
and you can do similar groupings for 12ib.
For example, in 12ia, the expression can be written as
x2 - (a + b) x + ab
and you can do similar groupings for 12ib.
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