Find the open intervals where the function graphed below is a) increasing, or b) decreasing. AV 4 a) List the open interval(s) on which the function is increasing. Select the correct choice below and, if necessary, ll in the answer box to complete your choice. 0 A- The function is increasing on the interval(s) (Type your answer in interval notation. Simplify your answer. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.) C) B. The function is never increasing. Suppose that the graph below is the graph of f'(x), the derivative of a function f(x). Find the open intervals where f(x) is a) increasing, or b) decreasing. AY Jam1') r3 ob Q q IZ' a) List any open interva|(s) on which f(x) is increasing. Select the correct choice below and, if necessary, ll in the answer box to complete your choice. 0 A. (Type your answer in interval notation. Use a comma to separate answers as needed.) O B. The function f(x) is never increasing. For the function below, find a) the critical numbers; b) the open intervals where the function is increasing; and c) the open intervals where it is decreasing. f(x) = 12x3- 63x2 - 540x +4 . . . a) Find the critical number(s). Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The critical number(s) is/are (Type an integer or a simplified fraction. Use a comma to separate answers as needed.) O B. There are no critical numbers.For the following function, find (a) the critical numbers, (b) the open intervals where the function is increasing, and (c) the open intervals where it is decreasing. y= - 3x - 11 . . . (a) Identify the critical numbers of the function. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The critical number(s) is/are (Type an integer or a simplified fraction. Use a comma to separate answers as needed.) O B. There are no critical numbers.For the function below, find a) the critical numbers; b) the open intervals where the function is increasing; and c) the open intervals where it is decreasing. f ( x ) = 1x2+2 a) Find the critical number(s). Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The critical number(s) is/are (Type an integer or a simplified fraction. Use a comma to separate answers as needed.) O B. There are no critical numbers.For the following function, nd (a) the critical numbers; (b) the open intervals where the function is increasing; and (c) the open intervals where the function is decreasing. f(x) = (x 3); 4" (E a. Find the critical numbers. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. {33' A- The critical number(s) is/are (Type an integer or a simplied fraction. Use a comma to separate answers as needed.) {:3 B. There are no critical numbers for this function. Suppose the total cost C(x) (in dollars) to manufacture a quantity x of weed killer (in hundreds of liters) is given by the function C(x) =x3 - 3x2 + 4x + 40, where x > O. a) Where is C(x) decreasing? b) Where is C(x) increasing? a) Select the correct choice below and fill in any answer boxes within your choice. 5:3? A- The function is decreasing on the open interva|(s) (Type your answer in interval notation. Simplify your answer. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.) {:2 B. The function is never decreasing