Select‌ ‌the‌ ‌correct‌ ‌answer.‌ ‌ Find‌ ‌the‌ ‌product.‌ ‌ 3(x+4)(x-5)‌ ‌ A.‌ ‌ ‌ 3‌x‌2‌‌ ‌−‌ ‌11‌x‌‌ ‌−‌ ‌20‌ ‌ B.‌ ‌ ‌ 3‌x‌2‌‌ ‌−‌ ‌20‌x‌ ‌ C.‌ ‌ ‌ 3‌x‌2‌‌ ‌−‌ ‌3‌x‌‌ ‌−‌ ‌60‌ ‌ D.‌ ‌ ‌ 3‌x‌2‌‌ ‌−‌ ‌‌x‌‌ ‌−‌ ‌20‌ ‌

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