MATHEMATICS 7 : FIRST MONTHLY EXAMINATION

Is a group or collection of objects that share a common

characteristic. It is named using the capital letter.

What is the universal set in the picture or text?

P = { 3, 6, 9, 12, 15, 18 }

Q = { 2, 4, 6, 8, 10, 12, 14, 16, 18 }

Countable

Non-element symbol is?

• ⊆

• ∈

• ∉

• ( I A I )

What is the symbol of Empty or Null set from the choices below?

• { }

• ∅

• ∉

• ∞

What is the cardinality of set A?

A = { B, E, A, U, T, I, F, U, L }

B = { G, O, R, G, E, O, U, S }

Define if the example is well-define set or non well-define set.

A set of beautiful girls...

Refers to the numbers of elements in a set.

Is a set that contains all the elements or objects of

other sets, including it's own elements.

Text T if ( TRUE ) and F if ( FALSE ) .

A = { All consonants in English alphabet }

B = { All vowels in English alphabet }

A ⊆ B