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In the inequality - 8 < -11, you will need to flip the inequality sign to ...

C) You do not need to flip the inequality sign when solving the following -5 ≤ 4r + 3. True D) You should multiply by 4 before adding 16 to solve ...

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I found an answer from en.wikipedia.org

Triangle inequality - Wikipedia

In mathematics, the triangle inequality states that for any triangle, the sum of the lengths of any ... In Euclidean geometry, for right triangles the triangle inequality is a ..... We need to prove that there exists a real number h consistent with the values a, b, and c, ..... can have either sign or vanish, even if the vector x is non- zero.

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When do I flip the sign when solving an inequality? | Yahoo Answers

Now, I know that if I am dividing or multiplying by a negative number that I need to flip the sign. For ex. (-6x<12 = x>2,) but what if the number ...

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algebra precalculus - Why do we reverse inequality sign when ...

Dec 28, 2011 ... To solve for x, we divide both sides by -3 and get ... Dividing an inequality by a positive number retains the same ... You should be able to convince yourself why the above is true by ..... We need to flip the sign to make it true.

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If you take the reciprocal in an inequality, would it change the

Jul 4, 2016 ... Flip if they are the same sign. But FOR ... Then you only have to flip the inequality when you take the reciprocal if x and y are of the same signs.

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I found an answer from www.quora.com

Do I need to flip the inequality sign if I divide 0 by a negative? - Quora

Apr 20, 2018 ... Yep! 1 > 0 Dividing both sides by -1… -1 < 0 Zero is the “center” of positive and negative numbers.

For more information, see Do I need to flip the inequality sign if I divide 0 by a negative? - Quora