Chứng minh bất đẳng thức : \(a +4/(a-b)(b+1)^2\) ≥3

Combine the sentences us1ing conjunctions

1, We study hard. We want to pass the final examination

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2, Her sister is interested in sports. She's also interested in collecting stamps

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3, People are going to save electricity. They are going to use solar energy

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4, You can go there by bus. You can go there by train

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5, He will be here at 5. He may be here at 6

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