GRE
The range of the integers in S
2n
$$x^{5}$$
$$x^{7}$$
k
m
The median of x, y and z
The median of $$x^{2}$$, $$y^{2}$$, and $$z^{2}$$
|$$x$$|
$$2$$
x+y
x-y
The least possible value of $$\frac{3x-4}{y+7}$$
$$\frac{2}{5}$$
25000 +道题目
236本备考书籍