6 of 50 2.0 Points What are the intercepts of the equation? Graph the equation. -3x + 4y = -12 A. x-intercept: (-3, 0) B. x-intercept: (4, 0) C. x-intercept: (4, 0) D. x-intercept: (-3, 0) Question 7 of 50 2.0 Points Let g(x) be the reflection of f(x) = x 2 + 3 in the x-axis. What is the function rule for g(x)? A. g(x) = -x 2 - 3 B. g(x) = -x 2 + 3 C. g(x) = x 2 - 3 D. g(x) = x 2 + 3 Question 8 of 50 2.0 Points The function f(x) is represented by the table below. What are the corresponding values of g(x) for the transformation g(x) = 6f(x)? A. B. C. D. Question 10 of 50 2.0 Points Which sum is equal to A. B. ? C. D. Question 19 of 50 2.0 Points How can you write the expression with rationalized denominator? A. B. C. D. Question 20 of 50 2.0 Points What is the solution of A. x = 0 B. x = 0 and x = 16 C. x = 0 and x = -16 D. x = 16 and x = -16 Question 22 of 50 2.0 Points Let f(x) = x2 - 16 and g(x) = x + 4. Find and its domain. A. x + 4; all real numbers except x -4 B. x - 4; all real numbers except x -4 C. x - 4; all real numbers except x 4 D. x + 4; all real numbers except x 4 Question 23 of 50 2.0 Points What is the inverse of the given function? y = 3x + 9 Answer Point A. y = 1/3x + 3 B. y = 3x + 3 C. y = 3x - 3 D. y = 1/3x - 3 Question 26 of 50 2.0 Points Find f -1. Let f(x)= A. f -1 (x) = x 2 + 25; y 25 B. f -1 (x) = x 2 + 5; y 5 C. f -1 (x) = (x + 5) 2; y 5 D. f -1 (x) = x 2 + 25; y > 5 Question 27 of 50 2.0 Points Graph the logarithmic equation. y = log 5 x A. B. C. D. Question 28 of 50 2.0 Points Write the equation in exponential form. A. B. 42 = 16 C. D. Question 30 of 50 2.0 Points Graph the function. y = 7(6) x+2 + 1 A. B. C. D. Question 32 of 50 2.0 Points Graph the exponential function. y = 4(3) x A. B. C. D. Question 34 of 50 2.0 Points Simplify the rational expression. State any restrictions on the variable. A. t + 4; t 8 B. - t + 4; t - 8 C. t - 4; t - 8 D. - t - 4; t 8 Question 36 of 50 2.0 Points Find the least common multiple of x 3 - x 2 + x - 1 and x 2 - 1. Write the answer in factored form. A. (x + 1) 2(x - 1) B. (x + 1)(x - 1)(x 2 + 1) C. (x 3 - x 2 + x - 1)(x 2 - 1) D. (x + 1)(x - 1)(x 2 - 1) Question 42 of 50 2.0 Points The graph below shows height as a function of time for a ride on a Ferris wheel. Find a sine equation for the graph. A. B. C. D. Question 43 of 50 2.0 Points The image below shows the graph of a sound recorded on an oscilloscope. What are the period and the amplitude? (Each unit on the t-axis equals 0.01 seconds.) A. 0.05 seconds; 4.5 B. 0.05 seconds; 9 C. 0.025 seconds; 4.5 D. 0.025 seconds; 9 Question 45 of 50 2.0 Points Find the amplitude and the equation of the midline of the periodic function. A. 2; y = 2 B. 2; y = 4 C. 2; y = 3 D. 3; y = 2 Question 46 of 50 2.0 Points Simplify the trigonometric expression: cot tan A. cot B. 1 C. sin D. tan Question 50 of 50 2.0 Points What are the values that satisfy the trigonometric equation for: A. B. C. D