document.write( "Question 718114: if a number is subtracted from the square of its one-half the result is 48.what is the square root of that number. \n" ); document.write( "
Algebra.Com's Answer #440758 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! X^2/2-X=48 \n" ); document.write( "(X^2-2X)/X=48 CROSS MULTIPLY. \n" ); document.write( "X^2-2X=48X \n" ); document.write( "X^2-2X-48X=0 \n" ); document.write( "X^2-60X=0 \n" ); document.write( "2(X^2-25)=0 \n" ); document.write( "(X-5)(X+5)=0 \n" ); document.write( "X-5=0 \n" ); document.write( "X=5 ANS. \n" ); document.write( "X+5=0 \n" ); document.write( "X=-5 ANS. \n" ); document.write( "SQRT5=2.236 ANS. FOR THE SQUARE ROOT OF THE NUMBER. \n" ); document.write( "SQRT(-5)=2.236i DITTO. \n" ); document.write( " \n" ); document.write( " |