What are the first, fourth and eighth terms for A (n) = - 2*2^n-1

Question

Camilla

Mathematics

21 March, 06:24

What are the first, fourth and eighth terms for A (n) = - 2*2^n-1

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Braydon Coffey · Answer 1

The first term is - 2. The fourth term is - 16. And the last term is - 256.

To find them, lets say the first term, replace n with 1. You can use this idea to find out the rest (which I've already done, but just to explain to you.).