PHOTO HERE^ help????????
Please put a thanks so i know your question was answered. It helps since im new here and really boosts my morale :Dif x =4 and y =-3F = \(\frac{ x^{2}-4y }{2} = \frac{ (4)^{2}-4(-3) }{2} = \frac{ 16+12 }{2} = 14\)