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 Show My Work (Optional)