cant prove it
MC Squidge BOS' Apex Predator Joined May 13, 2008 Messages 267 Location none Gender Male HSC 2009 May 14, 2009 #1 cant prove it
D Drongoski Well-Known Member Joined Feb 22, 2009 Messages 4,254 Gender Male HSC N/A May 14, 2009 #2 MC Squidge said: cant prove it Click to expand... f(-x) = sin(-4x)cos(-2x) = -sin(4x) cos(2x) = - f(x) ==> f(x) is odd.
MC Squidge said: cant prove it Click to expand... f(-x) = sin(-4x)cos(-2x) = -sin(4x) cos(2x) = - f(x) ==> f(x) is odd.
MC Squidge BOS' Apex Predator Joined May 13, 2008 Messages 267 Location none Gender Male HSC 2009 May 14, 2009 #3 ahhh thanks
I Iruka Member Joined Jan 25, 2006 Messages 544 Gender Undisclosed HSC N/A May 14, 2009 #4 When you multiply an even function by an odd function, you get an odd function. You may wish to pause and consider the arithmetic of positive and negative numbers to realize why this is so.
When you multiply an even function by an odd function, you get an odd function. You may wish to pause and consider the arithmetic of positive and negative numbers to realize why this is so.