What is the minimum value of 5x^2-20x+1357+x^2-4x?
y = 5x^2-20x+1357+x^2-4x =
y = 6x^2 - 24x + 1357 will have a minimum value (y) at th4e 'x' value given by -b /2a = 24/12 = 2
Use this value of x in the equation to find the minimum value = 1333
+36916 
