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laonuongratcj
2 năm trước
Tìm GTLN của biểu thức P = 2 -5x ² - y ² - 6xy + 2x
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cho 5 sao và ctrlhn ạ ( gt cũng đc) 1. In terms of sales, the component side’s products are sold _______ than our company. Therefore, we have to take appropriate measures to make our products be _______. A. well/ attractively B. better/ more attractive C. better/ attractively D. well/ more attractive 2. The manufacturer made a decision to choose _______ strategy to make the company _______. A. the more appropriate/ powerful B. more appropriate/ the most powerful C. the most appropriate/ powerfully D. the most appropriate/ more powerful 3. The design competition’s organiser reported that the number of the participated is _______ 30 people, so you should try your _______ to be involved. A. fewer than/ best B. less than/ better C. more than/ better D. more than/ best 4. Thanks to the government’s appropriate policies related to the environmental problems, underground water source in my countryside is _______. A. more clean and polluted B. cleaner and less polluted C. cleaner and more polluted D. the cleaner and more polluted 5. In terms of qualification, I think Lisa is _______ collaborator I’ve ever known. A. more accomplished B. the friendliest C. the most enthusiastic D. the most accomplishe

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