Bn le quang tuyen oi bn co the ghi ro hon k ngoai cach nay ra con cach nao de hieu hon k minh chua hieu lam ahjjj
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tim x biet: |x-3|+|5-x|+2|x-4|=2 AI GIAI GIUP MINH VOI
Ai giai giup minh bai nay voi
A=1+1/2(1+2)+1/3(1+2+3)+......+1/2011(1+2+3+.....+2011)
cho a = 1/2 + 3/4 +5/6 +7/8 + .... + 79/80
CTR , a<1/9
giai giup minh voi nhe
\(\frac{\frac{1}{2}+\frac{1}{3}+\frac{1}{4}+....+\frac{1}{2011}}{\frac{2010}{1}+\frac{2009}{2}+\frac{2008}{3}+....+\frac{1}{2010}}\)
Cac ban giai giup minh voi minh minh kiem tr roi
giai co loi giai nha
minh kich dung cho
4x^2 -1 = 0
cac ban giai giup minh voi nha
\(\left[-\frac{2}{5}x^3.\left(2x-1\right)^m+\frac{2}{5}x^{m+3}\right]:\left(-\frac{2}{5}x^3\right)\)
tim x nguyen
giai ra giup minh voi
ai giai giup minh bai nay voi
Cho2011 so khac 0:\(a_1;a_2;.....;a_{2011}\) thoa man \(a_2^2=a_1.a_3;a_3^2=a_2.a_4;.......;a_{2010}^2=a_{2009}.a_{2011}\)
CMR:\(\frac{a_1^{2010}+a_2^{2010}+.....+a_{2010}^{2010}}{a_2^{2010}+a_3^{2010}+.....+a_{2011}^{2010}}=\frac{a_1}{a_{2011}}\)
giai giup minh voi minh tick cho
Tim gia tri nho nhat
A=/x-2010/+/x-2011/
B=/x-1/+/x-2/+/x-3/+2011
C=5\(x^2\)+20x+2010
cac ban giai va cach trinh bay nhe
minh kich dung cho
giai giup minh voi
xac dinh dau cua c biet rang 2a3bc trai dau voi -3a5b3c2
giai bai nay giup minh nhe