document.write( "Question 160592: These are my homework questions that I am confused on. \r
\n" ); document.write( "\n" ); document.write( "Quetion 1\r
\n" ); document.write( "\n" ); document.write( "If x is any real number, is this always true? Show why or why not.\r
\n" ); document.write( "\n" ); document.write( " square root of x^2 = x \r
\n" ); document.write( "\n" ); document.write( "I say no because if x is a negative number than the square result would not be a negative number. \r
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\n" ); document.write( "\n" ); document.write( "Question 2\r
\n" ); document.write( "\n" ); document.write( "If a and b are real numbers and a^2 = b^2, explain your answer.\r
\n" ); document.write( "\n" ); document.write( "I say yes because if a and b are equal in the beginning, then if you do the same to each of them then they will still be equal.\r
\n" ); document.write( "\n" ); document.write( "Thank you for your help.
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Algebra.Com's Answer #118408 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Question 1: Yes, you're correct.
\n" ); document.write( "What is true is that:
\n" ); document.write( "\"sqrt%28x%29=x\" and \"sqrt%28x%29=-x\"
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\n" ); document.write( "Question 2: Yes, you're correct again.
\n" ); document.write( "If \"a=b\"
\n" ); document.write( "then it follows that
\n" ); document.write( "\"a%2Aa=b%2Aa\"
\n" ); document.write( "\"a%5E2=b%2Aa\"
\n" ); document.write( "But since a=b then you can substitute,
\n" ); document.write( "\"a%5E2=b%2Ab\"
\n" ); document.write( "\"a%5E2=b%5E2\"
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\n" ); document.write( "Good job!
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