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Mathematics 20 Online
OpenStudy (anonymous):

Which of the following is a solution of the compound inequality -1 < 2n + 1 < 5? A. -1 < n < 5 B. n > 2 or n < -1 C. -1 < n < 2 D. n < -2 or n > 4

OpenStudy (anonymous):

HOW MANY PROBLEMS DO YOU GOT?

OpenStudy (anonymous):

I'm stuck. I'ma take a guess and go B.

OpenStudy (anonymous):

the answer is C -1< 2n+1 < 5 -2 < 2n < 4 -1 < n < 2

OpenStudy (anonymous):

thx

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