Use the following information to answer the next question. The graph of the function f(x) = asin[b(x - =)]+ d, a > 0, is shown below. Numerical Response 4. The values of a, b, c, and d are, respectively, and 10. Which of the following functions have the same period? f(x) = 2sin[4(x - 7)]+1 g(x)=2cos(x-)+5 h(x) = 3tan[2(x - #) ] k ( x ) = sin [ 2 ( x - #) ]+5 A. f(x) and g(x) B. f(x) and h(x) C. h(x) and k(x) D. g(x) and k(x) 11 Two x-intercepts of a trigonometric function, y = f(x), are x = 10 and x = 170. If y = f(x) is transformed to y = 2f(x + 10), then the transformed x-intercepts are: A. 0 and 160 B. 10 and 170 C. 10 and 330 D. 20 and 180 12. The graph of y = cosx is horizontally stretched by a factor of 3 and vertically stretched by a factor of . The horizontal distance, to the nearest degree, between the first two positive x-intercepts is: A. 60 B. 90 C. 360 D. 540 Math 30-1 Unit 2 Exam (Winter 2015) Center for Learning at Home Page 5 of 11Use the following information to answer the next question. Two trigonometric functions, f(x) and g(x), can be modelled by the equation y = acos[b(x - c)]+d. 13. How can f(x) be transformed to g(x)? A. An increase in b and an increase in d B. An increase in b and a decrease in d C. A decrease in b and an increase in d D. A decrease in b and a decrease in d Numerical Response 5. The exact value of sin(3 (2x ) + cot? /4. can be written as avb + C . The values of a, b, and c, respectively, are and 14. How many of the following statements are true for f(x) = acos |2x + where a > 1 and d