GRE
The area of the triangular region
9
The area of the smaller circular region
The area of the shaded region
The greatest member of set P
$$\frac{3}{2}$$
The sum of the first 100,000 terms of the sequence
3
The percent of the people in the club who are both more than 55 years old and married
26%
The number of different positive 4-digit integers in which two of the digits are equal to 5 and the other two digits are equal to 7
6
x
$$\frac{5}{18}$$
The value of P when x is $$\frac{1}{2}$$
The value fo P when x is $$-\frac{1}{2}$$
25000 +道题目
199本备考书籍