Car Engines In an eight-cylinder V8 engine, the even-numbered cylinders are on the left and the odd-numbered cylinders are on the right. A good firing order is a sequence of the numbers 1 through 8 in which right and left sides alternate. (a) How many possible good firing sequences are there? _______ firing sequences (b) How many good firing sequences are there that start with a cylinder on the left? ________firing sequences

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Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.