Question

Which of the following is the solution of a - 4 > 1 and a + 2 < 1?
All Real Numbers

No Solution Which of the following is the solution of a - 4 > 1 and a + 2 < 1?
All Real Numbers

No Solution @Mathematics

Answer 1

first inequality add 4 on both sides
second inequality subtract 2 on both sides

a>5 and a<-1

---|-----|----
-1 5
~~~() ()~~~~

(-inf,-1) U (5,inf)

Answer 2

they have no intersection

Answer 3

says AND

Answer 4

is it all real numbers or no solution

Answer 5

they have no intersection

Answer 6

which means what ?

Answer 7

no solution