Given the following equation: y = ex Which of the following equation represents the first derivative? (Click to select) v A y' = 2x By'= xex cy=e Dy = exGiven the following: y = Ln (x 2 ) Which of the following represents the derivative of this expression? (Click to select) v A y' = 2/x By = 1/x 2 C y' = 2Lm(x) D y' = Ln(2)he relationship between sales (units sold) and profit is shown in the diagram below: A Quadratic $18.00 $16.00 $14.00 $12.00 $10.00 Profit $8.00 $6.00 $4.00 $2.00 50.00 $-2.00 -1 Units Sold (thousands) Other than zero, at what level of output are profits equal to $0.00 thousand. At what level of output are profits a maximum? | thousand