Which of these represent the vertex of the function y=2x2-8x+20 (2,12) (-2,12) (-2,-12) (2,-12)

Someone me what is the area of this figure? 18m 18m 8m 16m

Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.

If f (x) = 2x2 +5/(x-2), complete the following statement: f(6) =