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

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OpenStudy (anonymous):

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

14 years ago

myininaya (myininaya):

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)

14 years ago

myininaya (myininaya):

they have no intersection

14 years ago

OpenStudy (anonymous):

says AND

14 years ago

OpenStudy (anonymous):

is it all real numbers or no solution

14 years ago

myininaya (myininaya):

they have no intersection

14 years ago

myininaya (myininaya):

which means what ?

14 years ago

myininaya (myininaya):

no solution

14 years ago

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