Tim gia tri lon nhat va gia tri nho nhat cua bieu thuc sau: A=\(\frac{x+1}{x^2+x+1}\)
tim gia tri nho nhat cua P=\(\frac{x+3\sqrt{x}+2}{x}\)
tim gia tri nho nhat cua \(\frac{4x+1}{x^2+3}\)
tim gia tri nho nhat cua biểu thức sao:
P= x-2\(\sqrt{x-2}\)+3
Tim gia tri nho nhat va lon nhat cua bieu thuc sau: \(p=\frac{4x+3}{x^2+1}\)
Tim Gia Tri Nho Nhat Cua
a) A = x - 4 can x + 9
b) B = x - 3 can x - 10
c ) C = x - can x + 1
d ) D = x + can x + 2
tim gia tri nho nhat cua A=\(\frac{2010x+2680}{x^2+1}\)
voi a,b,x >0. tim gia tri nho nhat cua Q=(x+a)(x+b)/x
tim gia tri nho nhat cua \(\frac{3}{2+\sqrt{-x^2+2x+7}}\)