Determine where the second derivative of the function is positive and where it is negative Z O positive 5 x 3 and x 0 negative x 5 and 3 x 0 O positive x 1 and x 0 7 negative 1 x 0 7 O positive x 5 and 3 x 0 negative 5 x 3 and x 0 O positive 5 x 3 and x 1 negative x 5 and 3 x 1