Which expression uses the associative to make it easier to evaluate 14 (1/7 x 2/5)? A. 7 (1/14 x 2/5)
B. (14 x 5/2) 1/7
C. 14 (2/5 x 1/7)
D. (14 x 1/7) 2/5

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.