ACTIVITY

Direction: Answer the following questions. Write the correct answer.

10. Your classmate Linus encounters difficulties in showing a sketch of the graph of y = 2x +3x -4x - 6. You know that the quickest technique is the Leading Coefficient Test. You want to help Linus in his problem. What hint/clue should you give? A. The graph falls to the left and rises to the right. B. The graph rises to both left and right. C. The graph rises to the left and falls to the right. D. The graph falls to both left and right. 11. If you will be asked to choose from -2, 2, 3, and 4, what values for a and n will you consider so that y = ax" could define the graph below? A. a =2 . n=3 B. a=3 . n=2 C. a=-2 , n=4 D. a= -2 , n=3 12. A car manufacturer determines that its profit, P, in thousands of pesos, can be modeled by the function P(x) = 0.00125x* + x - 3. where x represents the number of cars sold. What is the profit when x = 3007 A. Php 101.25 C. Php 3,000,000.00 B. Php 1.039,500.00 D. Php 10,125,297.00 13. A demographer predicts that the population, P, of a town f years from now can be modeled by the function P(f) = 60 - 57 + 200t + 12 000. What will the population of the town be two (2) years from now? A. 12 456 C. 1 245 600 B. 124 560 D. 12 456 000 14. Consider this Revenue-Advertising Expense situation: The total revenue R (in millions of pesos) for a company is related to its advertising expense by the function R - 1 100 000 (-x) +600x'). Osxs 400 where x is the amount spent on advertising (in ten thousands of pesos).Currently, the company spends Php 2,000,000.00 for advertisement. If you are the company manager, what best decision can you make with this business circumstance based on the given function with its restricted domain? A. I will increase my advertising expenses to Php 2,500,000.00 because this will give a higher revenue than what the company currently earns. B. I will decrease my advertising expenses to Php 1,500,000.00 because this will give a higher revenue than what the company currently earns. C. I will decrease my advertising expenses to Php 1,500,000.00 because lower cost means higher revenue. D. It does not matter how much I spend for advertisement, my revenue will stay the same