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Daniel J Smith Custom TMUA Set A Paper 1 · Q5

Paper 1Algebra

Consider

P(x)=(1+x)8(1−2x)5P(x)=(1+x)^8(1-2x)^5

The coefficient of x3x^3 in P(x)P(x) is equal to kk times the coefficient of x2x^2 in P(x)P(x)

What is the value of kk?

A−94-\frac94
B−14-\frac14
C00
D14\frac14
E94\frac94
F−43-\frac43

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