Expand the following, in ascending powers of x, up to and including the term in x 3 State the range of values of x for which each expansion is valid a (1 x) 2 b (1 3x) 1 c (1 2x) 4 d e f g h i 1 2...

a 1 x 2 1 2x 3x2 4x3 Range of x 1 x 1 b 1 3x 1 1 3x 9x2 27x3 Range of x 13 x 13 c 1 2x 4 1 8x ...

Expand the following, in ascending powers of x, up to and including the term in x 3

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Expand the following, in ascending powers of x, up to and including the term in x³. State the range of values of x for which each expansion is valid.

a. (1 + x)⁻²

b. (1 + 3x)⁻¹

c. (1 − 2x)⁻⁴

e.f.

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Cambridge International AS & A Level Mathematics Pure Mathematics 2 & 3 Coursebook

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Expand the following, in ascending powers of x, up to and including the term in x 3

Question:

1 + 2

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a 1 x 2 1 2x 3x2 4x3 Range of x 1 x 1 b 1 3x 1 1 3x 9x2 27x3 Range of x 13 x 13 c 1 2x 4 1 8x ...View the full answer

Cambridge International AS & A Level Mathematics Pure Mathematics 2 & 3 Coursebook

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