Now find models to demonstrate that the following sequents are not valid, with brief explanations: (c) (Vx) (F(x) = G(x)), (7.

Find faults in the following arguments, with brief explanations:

• Attachment 1
• Attachment 2

Now find models to demonstrate that the following sequents are not valid, withbrief explanations:(c) (Vx) (F(x) = G(x)), (7.) F(x) + (Vr) G(x)+ (RX) H (RE) (IA) (P)(Fx) (By) (H(x, y) A H(y, x))