R
rori


cho y=(mx^2 +(2-4m)x +4m+1) : (x+1)
khao sat va ve do thi khi m=1
tim m de ham so co cuc tri va 2 gia tri cuc tri trai dau
bai 2 :giai pt
log(x^2)16+log(2x)16=3
bai 3
I=can (cos3x/sinx+1)+dx
khao sat va ve do thi khi m=1
tim m de ham so co cuc tri va 2 gia tri cuc tri trai dau
bai 2 :giai pt
log(x^2)16+log(2x)16=3
bai 3
I=can (cos3x/sinx+1)+dx