PLEASE HELP MY Dum self Find the coordinates of the point of intersection of all parabolas that have equation y=x2+px+q with p+q=2020

What basic trigonometric identity would you use to verify that sin x cos x tan x =1-cos^(2)x?

Find the equation of the ellipse with the following properties. the ellipse with foci at (0, 6) and (0, -6); y-intercepts (0, 8) and (0, -8).edit: the answer is x^2 over 28 + y^2 over 64 = 1

What is the slope of any line parallel to the line 8x+9y=3 in the standard (x,y) coordinate plane?