can somebody please go on my profile and answer the questions i posted. but you can just use this 'question' for free points! ( its about math BTW )

What is the rate of change of a line that passes through (2,-5) and (6,-2)?

If the endpoints of the diameter of a circle are (8, 6) and (2,0), what is the standard form equation of the circle? a) (x + 5)2 + (y + 3)2 = 18 (x + 5)2 + (y + 3)2 = 3.72 (x - 5)2 + (y - 3)2 = 18 d) (x - 5)2 + (y - 3)2 = 32

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]