Chapter 1- Discrete Structure

Front

Three important types of mathematical statements are?

Back

Universal, conditional and existential

Front

"For every problem, there exist at least one potential solution" Define which statement define above Options: Existential Universal, Existential, Universal, Universal Existential

Back

Universal Existential

Front

What is the key phrase that generally use for conditional statement?

Back

If-then

Front

4 ⊆ {1, 2, 4}

Back

false

Front

Consider the set A ={2, 5, 7}. How many elements for A x A?

Back

9

Front

Define the ordered pair for A x A

Back

{(2,2),(2,5),(2,7),(5,2),(5,5),(5,7),(7,2),(7,5),(7,7)}

Front

Define the ordered pairs for relation S from A = {1, 2, 5} to B = {2, 4, 6} where (x, y) ∈ S means that x > y.

Back

(5, 2), (5, 4)

Front

State whether the picture shown is function or not a function

Back

function