F FMMurphy Junior Member Joined Mar 12, 2006 Messages 51 Sep 11, 2006 #1 I have several problems so if someone could help me with one then I hope I can figure out the rest. The problem is f(x)= -3 + 4x ; f (-1/2). I have to say if the function is linear and then evaluate for the given x.

I have several problems so if someone could help me with one then I hope I can figure out the rest. The problem is f(x)= -3 + 4x ; f (-1/2). I have to say if the function is linear and then evaluate for the given x.

skeeter Senior Member Joined Dec 15, 2005 Messages 2,396 Sep 11, 2006 #2 yes, the function is linear ... f(-1/2) = -3 + 4(-1/2) = -3 - 2 = -5 ... that's all folks