GRE
RS
3
The sum of any two interior angles in Δ ABC
The sum of any two interior angles in Δ PQR
a
b
x
90
$$(x-0.7)^{2}$$
$$(0.7-x)^{2}$$
$$\frac{3^{50}}{4^{50}}$$
$$\frac{6^{25}}{8^{25}}$$
q
0
The range of the integers in S
2n
The remainder when n is divided by 6
2
xy
300
25000 +道题目
6本备考书籍