I need to know the answer

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

The variable in a relation who’s value depends on the value of the independent variable is called what?

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?