Methods of Proof
Authored by Pattarawit Polpinit
Mathematics, Computers
University
Used 14+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Proving a statement using a logical method of rules of inference is often called?
formal proof
informal proof
alternative proof
mathematical proof
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Show that there is a specific value of x for which the statement is true.
constructive existential proof
non-constructive existential proof
counterexample proof
direct proof
exhaustion proof
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Show that a value of x exists, but do not actually find it.
constructive existential proof
non-constructive existential proof
counterexample proof
direct proof
exhaustion proof
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find a single example that is not true in order to disprove it.
constructive existential proof
non-constructive existential proof
counterexample proof
direct proof
exhaustion proof
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Assume the hypothesis is true then show that the conclusion is also true.
constructive existential proof
non-constructive existential proof
counterexample proof
direct proof
exhaustion proof
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Check for all possible values of n to see if the statement is true.
constructive existential proof
non-constructive existential proof
counterexample proof
direct proof
exhaustion proof
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which mathematical definition has the following properties?
n = 2k + 1 where k is an integer
odd and even number
divisibility
rational number
Quotient-remainder theorem
Floor and ceiling
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