Which of the following expressions are equivalent? Only expressions 1 and 2 are equivalent.
B.

Only expressions 1 and 3 are equivalent.
C.

Only expressions 2 and 3 are equivalent.
D.

Expressions 1, 2, and 3 are equivalent.

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

If rt is greater than ba, which statement must be true ?

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.