Unable to detect Nvidia Graphic on Fedora -


i bought lenovo y50 9 months has nvidia geforce gtx 4gb graphic card coupled intel 2gb internal graphic card. worked fine in windows. formatted system install fedora 21 favorite os. 2 bad things happened me.
1. dealing uefi first time, lost windows permanently.
2. fedora not detecting nvidia graphic card.

i searched lot past 8 months solution. changed bios setting switchable graphic uma , , reinstalled fedora several times , without uefi.

i cant started because when lspci | grep vga shows 1 graphic card (intel's), , everywhere written should show both graphic cards. same case when tried install fedora 22 week.

how can nvidia's graphic card detected in fedora. ( 21 or 22 ), if not both? , proper drivers it?


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