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If quadratic equation (1+m)x^(2)-2(1+3m)...

If quadratic equation `(1+m)x^(2)-2(1+3m)x-2(1+m)=0` has one root greater than 5 and other root less than `(-1)/3`, then number of integal values of `m` is:

A

`9`

B

`10`

C

`5`

D

`7`

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