Y = -4(x + 6)(x - 8)
How do you write this in standard form?

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

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

How can you construct perpendicular lines and prove theorems about perpendicular lines