Mathematics (AS & A Level) · Oct / Nov 2016 · Paper 21 · Question 7
9709
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The polynomial px is defined by px = ax3 + 3x2 + bx + 12, where a and b are constants. It is given that x + 3 is a factor of px . It is also given that the remainder is 18 when px is divided by x + 2 .
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7(i)[5]
7(ii)[7]
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