GRE
The ratio of the radius of circle P to the radius of circle T
$$\frac{1}{2}$$
The greatest integer $$n$$ such that $$360^n$$ is a factor of $$2^{37}3^{25}2^{41}$$
11
$$(0.001)^{2,000}$$
$$(10)^{-4,000}$$
$$g(-1)$$
1
$$ (-1)^x$$
$$ (-1)^{-x}$$
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