Mathematics, 08.07.2021 21:40 deniseelyons15
Câu 21: [TMD] Cho hàm số f x( ) có đạo hàm liên tục trên R và có đồ thị hàm số y f x '( ) như hình vẽ bên dưới. Hỏi hàm số f x 2sin 1 nghịch biến trên khoảng nào dưới đây ?
Answers: 2
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The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?
Answers: 1
Mathematics, 21.06.2019 19:30
Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.
Answers: 1
Mathematics, 21.06.2019 19:30
If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).
Answers: 3
Mathematics, 22.06.2019 00:20
Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cos of 61.6
Answers: 2
Câu 21: [TMD] Cho hàm số f x( ) có đạo hàm liên tục trên R và có đồ thị hàm số y f x '( ) như hình...
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