1st Year Learning Check

#C= 5 means what?

• There are 5 Set Cs.

• There are 5 elements in Set C.

• The cardinal number of C.

• Intersection?

• Union?

• Cardinal Number?

• Universal Set?

• Intersection?

• Universal Set?

• Cardinal Number?

• Union?

U=?

• {3,4}

• {1,2,3,4,5,6}

• {2,3,4,5}

• {2,5}

Natural Numbers are.....

• Positive whole numbers

• Positive numbers

• Positive and negative whole numbers

• Positive and negative numbers

Integers are....

• Positive whole numbers

• Positive numbers

• Positive and negative numbers

• Positive and negative whole numbers

Factors are....

• Multiples

• Divisors

• HCF

• LCM

Factors of 24 are?

• 1,2,3,4,5,10

• 1,2,3,4,8,12

• 1,24

• 1,2,3,4,6,8,12,24

The LCM of 3 and 6?

• 3

• 12

• 6

• 9

A prime number is?

• A number that has exactly 2 factors.

• A number that is a LCM.

• A number that can only be divided by itself and 1.

• A number that is a multiple of 10.