Mammoth Memory

Inequalities and integers

Integer – a number which is not a fraction; a whole number

If you are asked for all the possible answers of n in:

-1n4

Where n is an integer,

Then this is asking you to write down all the possible whole numbers between -1  and 4, including -1  and 4.

 

Examples

1.  Write down all the possible answers to

-1n4 

Where n is an integer

Answer: -1,0,1,2,3  and 4

 

2.  Write down all the possible answers to

-1<n<4 

Where n is an integer

Answer:  0,1,2  and 3

NOTE:

We have not included -1  and 4

 

3.  Write down all the integers that satisfy:

-16<x<-13 

Answer: -15  and -14

 

4.  Write down all the integers that satisfy:

-13x<-10

Answer: -13,-12  and -11