In a sheet metal operation, three notches and four bends are required. if the operations can be done in any order, how many different ways of completing the manufacturing are possible?

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05-01-2017
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In a sheet metal operation, three notches and four bends are required. if the operations can be done in any order, how many different ways of completing the manufacturing are possible?

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MissPhiladelphia MissPhiladelphia · Answer 1 · 2017-01-10T16:03:43+01:00

MissPhiladelphia MissPhiladelphia

10-01-2017

For the answer to the question above, the 4 bends and 3 notches are indistinguishable, so each ordering can be rearranged in 4! * 3! ways by permuting the bends and notches, so the answer is
7!/(4!*3!)
in other words, there are 7 different ways to of completing the manufacturing.I hope my answer helped you.

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