1.
Order the steps for writing an indirect proof.
A.
2, 3, 1
B.
1, 2, 3
C.
2, 1, 3
D.
3, 2, 1
Hint
2.
Which assumption would you make to start an indirect proof of the statement Bob took the dog for a walk
A.
Bob may take the dog for a walk.
B.
Bob did not take the dog for a walk.
C.
Bob will take the dog for a walk.
D.
Bob does not have to take the dog for a walk.
Hint
3.
State the assumption that could be used to start an indirect proof of the statement
AB
+
BC
>
DE
.
A.
AB
+
BC
<
DE
B.
AB
+
BC
=
DE
C.
AB
+
BC
DE
D.
AB
+
BC
DE
Hint
4.
What is another name for an indirect proof?
A.
proof by contradiction
B.
default proof
C.
paragraph proof
D.
proof by assumption
Hint
5.
The type of reasoning that uses a number of examples to arrive at a conclusion is __________ .
A.
contradictory reasoning
B.
deductive reasoning
C.
exemplary reasoning
D.
inductive reasoning
Hint