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If AC = 2x - 11 +(50)/( x), then MC is ...

If `AC = 2x - 11 +(50)/( x)`, then MC is
a) 4x+11 b)4x-11 c)4x-11/x d)none of the above

A

`4x + 11`

B

`4x - 11`

C

`4x - (11)/(x)`

D

none of the above

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