An expression is a mathematical phrase. Expressions are different from equations because they do not have values on both sides of an equal sign. An expression contains a
combination of terms and operations. They can be as simple as 4 + 10. That expression has
two terms (4 and 10) and one operation (addition).
Which of these is a mathematical expression?
A
1.-15
B
1 and 15
С
1-15-14
D
"Raining cats and dogs"
No

Write the contrapositive of the conditional statement. determine whether the contrapositive is true or false. if it is false, find a counterexample. a converse statement is formed by exchanging the hypothesis and conclusion of the conditional. a) a non-converse statement is not formed by exchanging the hypothesis and conclusion of the conditional. true b) a statement not formed by exchanging the hypothesis and conclusion of the conditional is a converse statement. false; an inverse statement is not formed by exchanging the hypothesis and conclusion of the conditional. c) a non-converse statement is formed by exchanging the hypothesis and conclusion of the conditional. false; an inverse statement is formed by negating both the hypothesis and conclusion of the conditional. d) a statement not formed by exchanging the hypothesis and conclusion of the conditional is not a converse statement. true