Mr. Feeney bought triple as many pencils as Ms. Debatty. If Ms. Debatty purchased p pencils, then how many pencils did Mr. Feeney purchase?

Find x & pleassse me !

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

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas