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Posts by dunstan

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nigerian roads : economic challenge

sequence algebra
find the n th term uf the sequence 3/2 6/4 9/5 12/6 15/7

Is it possible to do this 432(140-x)^3 = 60480-432x^3 or do i have to expand it like this 432(140-x)(140-x)(140-x)

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