GRE
n!-k!
(n-k)!
x
2
The remainder when 11,999,999 is divided by 12
11
The tens digit of ($$4^{100}$$)($$5^{99}$$)
The tens digit of ($$4^{100}$$)($$5^{101}$$)
The greatest prime factor of $$2m$$
The greatest prime factor of $$m^{2}$$
y+2
x-2
k
The number of points in plane P whose distance from line l is 2 and whose distance from point Q is 3
4
$$a+b$$
90
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