Unformatted text preview: 3 for all n ≥ 1. (b) Find a closed form formula for n X i =1 (1) i (2 i1) 2 for n ≥ 1. 4: (a) Expand (2 x + 5) 4 . (b) Expand ( x1 2 x ) 8 . (c) Find the term involving x 8 in the expansion of ± x 3 612 x 2 ² 11 . 5: (a) Evaluate n X i =0 ± n i ² 1 2 i . (b) Evaluate n X i =0 ³ 2 n 2 i ´ 1 2 i . (c) Evaluate n X i =0 ³ n + i i ´ 1 2 i ....
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 Spring '08
 ANDREWCHILDS
 Algebra, De Rham cohomology, Let, Halle Berry, Famke Janssen, form formula

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