N nrumble42 Member Joined Oct 3, 2016 Messages 64 Gender Female HSC 2017 Apr 30, 2017 #1 Find the general solutions to: a). cos4x +cos2x = 1 b). cos3x= cosx any help would be good !
I InteGrand Well-Known Member Joined Dec 11, 2014 Messages 6,109 Gender Male HSC N/A Apr 30, 2017 #2 nrumble42 said: Find the general solutions to: a). cos4x +cos2x = 1 b). cos3x= cosx any help would be good ! Click to expand...
nrumble42 said: Find the general solutions to: a). cos4x +cos2x = 1 b). cos3x= cosx any help would be good ! Click to expand...
I InteGrand Well-Known Member Joined Dec 11, 2014 Messages 6,109 Gender Male HSC N/A Apr 30, 2017 #3 nrumble42 said: Find the general solutions to: a). cos4x +cos2x = 1 b). cos3x= cosx any help would be good ! Click to expand...
nrumble42 said: Find the general solutions to: a). cos4x +cos2x = 1 b). cos3x= cosx any help would be good ! Click to expand...