How to Find the Absolute Value in a Problem
Are you having problems finding the absolute value in a problem? If so, this article is perfect for you. Absolute is the distance from zero on the number line.
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EditSteps
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1Isolate the absolute value.
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2Break it into two problems {|x| = x and -x}.
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3Solve both problems.
- Example problem:
- |x + 1| -2 = 4 --> x+1 -2 = 4 And -(x+1) -2 = 4 --> x= 5 and -7
- |x + 1|= 6
- x + 1= 6 And x + 1= -6 --> x= 5 and -7
- Example problem:
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EditTips
- |x| = x and -x.
- You can recheck the answers by putting back the x values into the equation and then checking if L.H.S = R.H.S. If they satisfy then they are correct absolute values.
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