1.

Expand f(x) = 1⁄x about x = 1.

A. 1 – (x-1) + (x-1)2 – (x-1)3 + ….
B. 1 + (x-1) + (x-1)2 + (x-1)3 + ….
C. 1 + (x-1) – (x-1)2 + (x-1)3 + ….
D. 1 – (x+1) + (x+1)2 – (x+1)3 + ….
Answer» B. 1 + (x-1) + (x-1)2 + (x-1)3 + ….


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