What is nbr2 at the end of the program segment execution? nbr2 = 0 calc = 1 x = 7 while x >=3 calc = calc * x x = x - 2

Four equations are shown below.equation 1: y=2*equation 2: y=2x-5equation 3: y=x2 + 6equation 4: tdentify one linear equation and one nonlinear equation from the list.why each equation you identified is linear or nonlinear.nd one nonlinear equation from the list. state a reasonlinear equation