document.write( "Question 995847: I am a bit lost, please help me solve...
\n" ); document.write( "Solve the polynomial inequality and give your answer in interval form.
\n" ); document.write( "(x − 1)2 ≥ 4\r
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Algebra.Com's Answer #614509 by addingup(3677)\"\" \"About 
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(x − 1)2 ≥ 4 Multiply on left
\n" ); document.write( "2x-2 ≥ 4 Add 2 on both sides
\n" ); document.write( "2x ≥ 6 Divide both sides by 2
\n" ); document.write( "x ≥ 3 And now we write it in interval form. We want to say that x is equal or greater than 3:
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\n" ); document.write( "[3,∞)
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\n" ); document.write( "The bracket on the left means that 3 is INCLUDED, because the problem says that x is equal or greater than. If the problem said that x was greater than, then we would use a parenthesis. So, if it was x > 3 we would write it (3,∞)\r
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