GRE
1▼(2▼3)
(1▼2) ▼3
$$x$$
$$210$$
|$$-b^{3}$$|
$$-b^{3}$$
($$x^{2}$$-5)-(x-5)
0
$$a$$
$$b$$
The number of points in plane P whose distance from line l is 2 and whose distance from point Q is 3
4
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