\(I=\left(x-1\right)\left(x-2\right)\)
\(I=x^2-3x+2\)
\(I=x^2-2x+1-x-1\)
\(I=\left(x-1\right)\left(x-2\right)\)
\(I=x^2-3x+2\)
\(I=x^2-2x+1-x-1\)
Tim gtnn cua bieu thuc A=(2x^2+4x-1)/(x^2+1)
tim GTLN hoac GTNN cua bieu thuc C= -x2+6x+1
Tim GTNN cua bieu thuc
\(M=\frac{x^4+x^2+5}{x^4+2x^2+1}\)
ap dung bdt co si tim gtnn cua bieu thuc y=x/3 +5/2x+1;x>1/2
Tim GTNN cua bieu thuc B=x2(2-x) với x nhỏ hơn hoặc bằng 4
Tim GTNN cua cac bieu thuc sau
A = x2 + 3x + 7
B = ( x - 2 ) . ( x - 5 ) . ( x2 - 7x - 10 )
tim gia tri cua x de bieu thuc co GTNN
a) 3x^2 - 6x - 1
b) ( x - 1)( x + 2 )( x + 3 )( x + 6 )
1/Tim GTLN cua bieu thuc \(M=\frac{4x^2}{x^4+1}\)
2/ Biet x+y =2. GTNN cua bieu thuc A=3x2+y2 là?
ban nao giai cho minh thi minh xin tang ban do 20 like.
tim GTLN hoac GTNN cua bieu thuc B= -x2-8x+5