x2 In the circuit of the figure above if the input x5 is tied to VCC (logic '1), the resulting equivalent circuit of the function f has the following properties O It is equivalent to a simple NAND function of four inputs (x1, x2, x3 and x4) O It is equivalent to a simple NOR function of four inputs (x1, x2, x3 and x4) O The output of f is always 1' disregard of the values of x1, X2, Xg and x4 O The output of f is always '0' disregard of the values of x1, X2, Xg and x4 x2 In the circuit of the figure above if the input x5 is tied to VCC (logic '1), the resulting equivalent circuit of the function f has the following properties O It is equivalent to a simple NAND function of four inputs (x1, x2, x3 and x4) O It is equivalent to a simple NOR function of four inputs (x1, x2, x3 and x4) O The output of f is always 1' disregard of the values of x1, X2, Xg and x4 O The output of f is always '0' disregard of the values of x1, X2, Xg and x4