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5:57 Done myopenmath.com AA Assignment 4.2: Graphs of Exponential Functions Score: 0/60 0/6 answered Progress saved Done VO . . . Question 6 0/ 10 pts 9 5 99 0 Details Describe the long run behavior of f(ac) = - 4(3)"' + 3: As a - - 00, f(ac) - ? As ac - co, f(ac) - (? Question Help: D Vi V ? Submit Question OO -0O O B 0/10 pts '0 5 8 99 6) Details The fox population in a certain region has a continuous growth rate of 8 percent per year. It is estimated that the population in the year 2000 was 20500. (a) Find a function that models the population 75 years after 2000 (t : 0 for 2000). Hint: Use an exponential function with base 6. (b) Use the function from part (a) to estimate the fox population in the year 2008. Your answer is (the answer must be an integer) Question Help: E] Video Submit Question Jump to Answer Done 0 myopenmath.com AA (3 Assignment 4.1: Exponential Functions Score: 0/100 0/10 answered Progress saved Done (a) 'l/c. 0 Question 4 v B 0/10 pts '0 5 8 99 6) Details $5000 are invested in a bank account at an interest rate of 8 percent per year. Find the amount in the bank after 6 years if interest is Find the amount in the bank after 6 years if interest is compounded quarterly. E Find the amount in the bank after 6 years if interest is Finally, find the amount in the bank after 6 years if interest is compounded continuously. : Question Help: El Video Submit Question Jump to Answer \fDone 6 myopenmath.com AA (3 Assignment 4.2: Graphs of Exponential Functions Score: 0/60 0/6 answered Progress saved Done (a) 'l/c. 0 Question 2 v B 0/10 pts '0 5 8 99 6) Details T'll ll If all the graphs above have equations with form y : abm, Which graph has the largest value for b? Select an answer 0 Which graph has the smallest value for b? Select an answer 0 Which graph has the largest value for a? Select an answer 0 Question Help: El Video Submit Question Jump to Answer Done 6 myopenmath.com AA 0 Assignment 4.2: Graphs of Exponential Functions Score: 0/60 0/6 answered Progress saved Done (a) Vic. 0 Question 5 v B 0/10 pts '0 5 8 99 6) Details Starting with the graph of ns) 2 5m, write the equation of the graph that results when: (a) f(a:) is shifted 9 units downward. y : (b) f(E) is shifted 7 units to the right. y : (c) f(:1:) is reflected about the x-axis and the y-axis. y : Question Help: E] Video Submit Question Jump to Answer Done 6 myopenmath.com AA (3 Assignment 4.1: Exponential Functions Score: 0/100 0/10 answered Progress saved Done (a) 'l/c. 0 Question 6 v B 0/10 pts '0 5 8 99 6) Details The fox population in a certain region has an annual growth rate of 5 percent per year. It is estimated that the population in the year 2000 was 11400. (a) Find a function that models the population 75 years after 2000 (t : 0 for 2000). (b) Use the function from part (a) to estimate the fox population in the year 2008. Your answer is (the answer should be an integer) Question Help: El Video Submit Question Jump to Answer 5:56 Done myopenmath.com AA C Assignment 4.2: Graphs of Exponential Functions Score: 0/60 0/6 answered Progress saved Done . . . Question 4 > 0/ 10 pts 9 5 99 0 Details Match the formula of the exponential function to its graph. Graphs of Exponential Functions -5 -4 -3 -2 -1 1 2 4 - C -5 -4 - 3 -2 -1, 3 4 55:54 Done myopenmath.com AA Assignment 4.1: Exponential Functions Score: 0/100 0/10 answered Progress saved Done VO. . . . Question 5 0/ 10 pts 9 5 99 0 Details An exponential function f(x) = ab passes through the points (0, 4) and (2, 100). What are the values of a and b? Q = b = Question Help: DVideo Submit Question Jump to Answer B 0/10 pts '0 5 Z 99 6) Details A bank features a savings account that has an annual percentage rate of r : 3.3% with interest compounded Quarterly. Alexandra deposits $2,000 into the account. The account balance can be modeled by the exponential kt formula A(t) : a(1 + g) , where A is account value after 75 years , a is the principal (starting amount), 7" is the annual percentage rate, k is the number of times each year that the interest is compounded. (A) What values should be used for a, r, and k? a: , r: , k: (B) How much money will Alexandra have in the account in 7 years? Amount = S Round answer to the nearest penny. (C) What is the annual percentage yield (APY) for the savings account? (The APY is the actual or effective annual percentage rate which includes all compounding in the year). APY : % Round answer to 3 decimal places. Question Help: E] Video 0/ 10 pts 9 5 99 0 Details O R Q Match each equation with a graph above - y = 2(0.8) a. black (K) - y = 3(1.25)* b. orange (0) - y = 2(1.49)* c. green (G) d. red (R) - y = 2(0.67) * e. blue (B) - y = 2(1.25)* Question Help: DVideo Submit Question Jump to Answer ADone 0 myopenmath.com AA (3 Assignment 4.1: Exponential Functions Score: 0/100 0/10 answered Progress saved Done (a) 'l/c. 0 Question 1 v B 0/10 pts '0 5 8 99 6) Details A population of bacteria is growing according to the equation P(t) : 1650e0-19t. Use a graphing calculator to estimate when the population will exceed 4873. Give your answer accurate to one decimal place. Question Help: El Video Submit Question Jump to Answer 5:56 Done myopenmath.com AA Assignment 4.2: Graphs of Exponential Functions Score: 0/60 0/6 answered Progress saved Done VO . . . Question 3 B 0/10 pts '0 5 8 99 6) Details A population numbers 20,000 organisms initially and decreases by 2.4% each year. Suppose P represents population, and t the number of years of growth. An exponential model for the population can be written in the form P : abt, where P- Question Help: E] Video 1 Video 2 Submit Question Jump to Answer Done 0 myopenmath.com AA (3 Assignment 4.1: Exponential Functions Score: 0/100 0/10 answered Progress saved Done (a) '15\" 0 Question 8 v B 0/10 pts '0 5 8 99 6) Details A population numbers 16,000 organisms initially and grows by 7.3% each year. Suppose P represents population and t represents the number of years of growth. An exponential model for the population can be written in the form P : abt, where P- Question Help: E] Video 1 Video 2 Submit Question Jump to