GRE
The perimeter of pentagon ABCDE
The perimeter of pentagon MNPOR
$$(-1)^{n+1}$$
1
$$k$$
$$10$$
The remainder when n is divided by 7
$$ \frac{(a+1)^{▼}}{a^{2}}$$
1▼(2▼3)
(1▼2) ▼3
The standard deviation of all the even integers from 8 to 44, inclusive
The standard deviation of all the odd integers from 59 to 95, inclusive
p(1-p)
0.4
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