Convert to an exponential equation.log7 49 = 2
A. 749 = 2
B. 492 = 7
C. 27 = 49
D. 72 = 49
Answer: D
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Answer the question.The mayor of one city has been conducting an anti-smoking campaign in high schools. Each year local government researchers estimate the number of teenagers in the city who smoke. The number of smokers has declined steadily in each of the past five years. The mayor's office constructs a bar graph showing the number of teenage smokers in each of the past five years. If the mayor wished to exaggerate the success of his anti-smoking campaign, would it be to his advantage to truncate the bar graph? Explain your thinking.
What will be an ideal response?
Multiply or divide.
A. 7 B. -7 C. 0.7 D. 70
Solve the problem.Tracy wants to save $40,000 for a down payment towards a house. She puts $26 every month in an annuity that has a 5% annual interest rate. How long will it take her to save for the down payment? Round your answer to the nearest month.
A. 482 months B. 479 months C. 490 months D. 484 months
Find an equation of the line representing the given data. Write the equation in slope-intercept form, unless otherwise indicated.With 22.5% commitment, a company can clean up 50% of an acid rain forest. With 23.5% commitment, it can clean up 58% of an acid rain forest. Let y be the percent cleanup for x percent commitment.
A. y = 8x - 130 B. y = 8x + 1 C. y = 8x + 130 D. y = x + 8