Factor Completely: x² - 4
A)
(x - 2)(x + 2)
(x - 4)(x + 1)
(x - 2)(x - 2)
(x + 2)(x + 2)

An energy plant is looking into putting in a system to remove harmful pollutants from its emissions going into earth's atmosphere. the cost of removing the pollutants can be modeled using the function c = 25000p/100 -p what is the vertical asymptote?

Which of the following is true for the relation f(x)=2x^2+1

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).