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So sánh a/b (b lon hon 0 ) và a+n/b+n (n thuoc N*)Xac dinh so nguyen x de x mu 2 -3/x mu 2 -1 la so nguyen
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so nguyen am x de 1/x nguyen la x=
Tim so nguyen a de so huu ti x=-101/x+7 la 1 so nguyen
tim cac gia tri nguyen cua x de gia tri bieu thuc y=2x^2+1/2x-1 la so nguyen
Tim cac gia tri nguyen cua x de cac gia tri bieu thuc sau la so nguyen
a, 9-2x/x-3
b,3x-5/x-2
c,-3/4-x
cho A=\(\frac{\sqrt{x}+1}{\sqrt{x}-3}\)(x\(\ge\)0)
tim so nguyen de A co gia tri la so nguyen
\(\frac{5}{\sqrt{2x+1+2}}\).Tim x de x la so nguyen
tim x nguyen de \(\frac{2012\sqrt{x+5}}{1006\sqrt{x+1}}\)la so nguyen
tim cac gia tri nguyen cua x de cac gia tri bieu thuc sau la so nguyen
a,9-2x/x-3
b,3x-5/x-2
c,-3/4-x