Answer:
Step-by-step explanation:
The leading coefficient of x^2 is positive....so this quadratic is bowl shaped parabola in the form a x^2 + b x + c = 0
The minimum value occurs at x = - b/(2a) = - (-4) / (2 * 2) = 1
when x = 1 the value of the equation is
2 (1^2) - 4(1) -2 = -4
