For the following, write an equivalent expression in standard form.
(x + 2)(x - 2)

In which source of water would a wave travel the fastest? o ice o cold o room temperature o hot mark this and return save and exit next

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?

Select true or false to tell whether the following conditional p q is true or false. use the truth table if needed. if a week has seven days, then a year has twenty months.