GRE
|$$3+x-x^{2}$$|
|$$x^{2}-x-3$$|
The number of tenths equal to 1.4
The number of hundredths equal to 1.3
The price after discounted 15% and then $20 off
The price after $20 off and then discounted 15%
25000 +道题目
236本备考书籍