document.write( "Question 917392: the difference of the aboslute value of two numbers is the same as the difference of the two numbers themselves. adding 1 to a numbers always increases its abosulte value. true or false, give a counterexample. \n" ); document.write( "
Algebra.Com's Answer #556643 by Theo(13342)![]() ![]() You can put this solution on YOUR website! definitions: \n" ); document.write( "abs(x) means absolute value of x. \n" ); document.write( "|x| means absolute value of x. \n" ); document.write( "abs(x) means |x|\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "in order for the statement to be true, it has to be true under all conditions. if it's not true under all conditions, then it's false.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "the difference of the absolute value of two number is not the same as the difference of the two numbers themselves. \n" ); document.write( "this is false because sometimes it's true and sometimes it's false. \n" ); document.write( "example where it's false. \n" ); document.write( "5 - 5 = 0 \n" ); document.write( "abs(5) = 5 \n" ); document.write( "abs(5) - abs(5) = 5 - 5 = 0 \n" ); document.write( "it's false because the difference is the same (0 = 0). \n" ); document.write( "example where it's true. \n" ); document.write( "5 - (-5) = 5 + 5 = 10 \n" ); document.write( "abs(5) = 5 \n" ); document.write( "abs(-5) = 5 \n" ); document.write( "abs(5) - abs(-5) = 5 - 5 = 0 \n" ); document.write( "it's true because they're not the same (10 <> 0).\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "adding 1 to a number always increases its absolute value. \n" ); document.write( "this is false because sometimes it's true and sometimes it's false. \n" ); document.write( "example of where it's false. \n" ); document.write( "abs(-5) = 5 \n" ); document.write( "abs(-5+1) = abs(4) = 4 \n" ); document.write( "it's false because 4 is not greater than 5. \n" ); document.write( "example of where it's true. \n" ); document.write( "abs(5) = 5 \n" ); document.write( "abs(5+1) = abs(6) = 6 \n" ); document.write( "it's true because 6 is greater than 5.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |