Why can’t i be normal and understand math chileee

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if

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.

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?