Author Question: When using formal problem-solving strategies, we (a) must choose the right one for the problem. ... (Read 412 times)

Ebrown · **on:** Jun 18, 2018

When using formal problem-solving strategies, we

(a) must choose the right one for the problem.
(b) should not mix them in one problem.
(c) should always start by choosing a variable.
(d) are using deductive reasoning.
(e) None of these answers is always true.

Question 2

Which of the following are simple closed curves?

(a) A circle.
(b) A polygon.
(c) A cube.
(d) Both (a ) and (b) are correct.
(e) Both (a ) and (c) are correct.