You take $9 out of your savings account each week for 7 weeks. at the end of 7 weeks what is the change in your savings account?

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Which of the following statements is not true? a.parallel lines are lines in the same plane that never intersect. b.congruent figures have the same shape and same size angles and sides. c.similar figures must have the same shape and the same size. d.a rotation is when you turn a figure around a certain point.

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9