subsets and proper subsets

Let U= { a,b,c,d,e,f,g} and A ={ a,b,c}

Find the complement of set A?

• A' = { d,e,f,h}

• A' = { a.c.d}

• A' = { d,e,f,g}

• A'= {b.d.g}

True or False

Is A' the complement of set A?

• True

• False

Tags

CCSS.HSS.CP.A.1

Give me an example of the subset of

A = { car, airplane. train}

• {boat}

• {motorbike, car}

• {car, train}

• {bicycle, train

How many subsets does set A = { red, blue} has?

• 1

• 2

• 3

• 4

find a proper subsets of { english,math,arabic)

• {english, science}

• {english, math, arabic}

• {english, Islamic}

• {math, arabic}

Which of the following is the symbol for null set?

• ∅

•  $\subset$  

•  $\in$  

•  $\not\subset$  

Which of the following means proper subset?

•  $\subset$  

•  $\subseteq$  

•  $\in$  

• =

Which of the following is the symbol for element of?

• ∅

•  $\subset$  

•  $\in$  

•  $\not\subset$  

How do you write "the complement of A"?

• n(A)

• (A)

• $\forall$

• A'
  

Tags

CCSS.HSS.CP.A.1

What does this symbol ( ∪ ) represent in set theory?

• Union

• Intersection

• Disjointed

• Subset

Tags

CCSS.HSS.CP.A.1