1. Considering the following graph of f(x). -2 2 6 i. Circle the interval(s) where f '(x) is positive. a) (-infinity, 0), (2, 4) b) (-infinity, 1), (3, 4.5) с) (1, 3), (4, 4.5) d) (3, 2), (2, 5) ii. Circle the interval(s) where f '(x) is negative. a) (0, 1), (4.5, 6) b) (0, 2), (4, 4.5), (4.5, 6) c) (-infinity, 1), (3, 4.5), (5, 6) d) (-infinity, -3), (4.5, 6) 2. 2.

Identify the equation that defines y as a function of x (a) x + (y- 1) = 3 (b) x² - y = 3xy (c) 3x+ 5y = 1 (d) x*+y* =1 إختر أحد الخبارات: (b) (a) (d) O (c) O

33. (Refer to the graph of f below) Which of the following points can represent a possible point of inflection? yA y= f(x) 2 6 8 x -2 (5, 3) (1, 0) O (4, 2) O (7.-) (7, – 4. 2.

☐ 2. The figure below shows the graphs of f(x), f'(x), and ƒ"(x). Identify each ☐ 3. The figure below shows the graphs of f(x), f'(x), and f" (x). Identify each curve. orange Choices f(x) blue f'(x) black ƒ"(x) -2 black Choices blue orange R f(x) f'(x) f"(x) 6. The figure below shows the graphs of f(x), f'(x), and f" (x). Identify each curve. -2 black Choices f(x) blue f'(x) orange ƒ"(x)

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-10- 3x2 + 4x + 3 (3x + 6x2 + 9x +2) (a2 – 1)3 3x + 2 4. Let f(x) = x2 – with f'(x) = – - 1 and f"(x) = 2- (x2 – 1)2