an =2an 1 1 – – an = 2 an 1 3 – – X f(x) 75. Which function is modeled by this table? 1 8 2 11 f(x) = x + 7 3 14 f(x) = x + 9 4 17 f(x) = 2x + 5 f(x) = 3x + 5 76. explicit formula describes the pattern in this table? C d d = 3.14 x C 2 6.28 3.14 x C = d 3 9.42 3.14 x 10 = C 5 15.70 10 31.40 C = 3.14 x d 77. If f(12) = 4(12) 20, what is f(x)? – A. f(x) = 4x B. f(x) = 12x C. f(x) = 4x 20 – D. f(x) = 12x 20 – The amount accumulated in a bank account over a time period t and based on an initial 78. deposit of $200 is found using the formula A(t) = 200(1.025)t, t 0. Time, t, is represented on the horizontal axis. The accumulated amount, A(t), is represented on the vertical axis. a. What are the intercepts of the function? b. What is the domain of the function? c. Why are all the t values non-negative? d. What is the range of the function? e. Does the function have a maximum or minimum value?
an =2an – 1 – 1 an = 2 an – 1 – 3 X f(x) 1 8 2 11 3 14 4 17 75. Which function is modeled by this table? f(x) = x + 7 f(x) = x + 9 f(x) = 2x + 5 f(x) = 3x + 5 d C 2 6.28 3 9.42 5 15.70 10 31.40 76. explicit formula describes the pattern in this table? d = 3.14 x C 3.14 x C = d 3.14 x 10 = C C = 3.14 x d 77. If f(12) = 4(12) – 20, what is f(x)? A. f(x) = 4x B. f(x) = 12x C. f(x) = 4x – 20 D. f(x) = 12x – 20 78. The amount accumulated in a bank account over a time period t and based on an initial deposit of $200 is found using the formula A(t) = 200(1.025)t, t 0. Time, t, is represented on the horizontal axis. The accumulated amount, A(t), is represented on the vertical axis. a. What are the intercepts of the function? b. What is the domain of the function? c. Why are all the t values non-negative? d. What is the range of the function? e. Does the function have a maximum or minimum value?
CoorAlg-EOCT-from-state-study-guide-2aic09j.docx