Recycling
Not necessarily. x to sqrt(x) is a relation, but (apart from 0) the first component in each pair corresponds to two second components eg (4, -2) and (4, +2). The square root is, nevertheless, a relation, though it is not a function.
The following is the answer.
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the answer is B. 32
16
PL-3, PL-4, and PL-5 are levels of the Pay Band Scale used in the federal government to classify and determine the pay grade for positions. These levels typically represent professional and technical roles with increasing responsibilities and experience required as you move up the scale.
Conduct preventative patrols in areas designated PL 4
The main difference between 2 pin and 4 pin PL lamps is the number of pins used to connect the lamp to the fixture. A 2 pin PL lamp has two pins for connection, while a 4 pin PL lamp has four pins. Additionally, 4 pin PL lamps typically have an integrated starter and ballast, while 2 pin PL lamps may require an external ballast.
pl click the following link for the detailsed answer for the above question
Ribose
Water
waveguide
The "Pl" is the domain code for Poland (.pl).
Pl go to the following link http://mathworld.wolfram.com/KaprekarNumber.html http://en.wikipedia.org/wiki/Kaprekar_number
slip rings
Water
Glucose