Which graph represents this equation? y = 3/2x^2 - 6x
ОА .
у
6+
4
21
B.
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o

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days