Toán 11 Phương trình lượng giác

hanhytls@gmail.com

Học sinh mới
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10 Tháng năm 2018
6
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cô lập m rồi tìm min max của (1-2sinx)/(cosx+1)
mik đặt (1-2sinx)/(cosx+1) =fx nha
có min fx =<m<max fx vậy là tìm đc m
 

pinkmath

Học sinh
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8 Tháng chín 2018
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THPT Số 1 An Nhơn
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