Question

What is the solution set of x x < 5?

all numbers except -5 and 5

the numbers between -5 and 5

the empty set

all real numbers

What is the solution set of x ∩ x ?

all numbers less than -5 and greater than 5
the numbers between -5 and 5
the empty set
all real numbers

Answer 1

Answer: The answer is D all real numbers

Answer 2

The numbers between -5 and 5

Explanation:

Intersection of Intervals

Given the intervals A,B,C,etc. The intersection of them all is the set of all values that are common to all the intervals.

We must find

`\ x > -5\ \bigcap \ \ x < 5\`

which is the intersection between the intervals x > -5 and x < 5. The intersection represents all the numbers greater than -5 and less than 5. It can also be said The numbers between -5 and 5 (non inclusive), third option