document.write( "Question 33585: Please check my work, am I doing this correctly?
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document.write( "Solve using the square root property:
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document.write( "x+8)^2=81
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document.write( "Þ ((x+8)2-81) = 0
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document.write( "Þ (x2+16x-17) = 0
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document.write( "Þ (x2-x+17x-17) = 0
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document.write( "Þ x(x-1)+17(x-1) = 0
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document.write( "Þ (x+17)(x-1) = 0
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document.write( "Þ (x+17) = 0 OR (x-1) = 0
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document.write( "Þ x = -17 OR x = 1 \n" );
document.write( "
Algebra.Com's Answer #19979 by priya(51)![]() ![]() ![]() You can put this solution on YOUR website! There is another simple step to get ur answer.\r \n" ); document.write( "\n" ); document.write( "the given equation is (x+8)^2 = 81\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " this can be written as (x +8)^2 = 9^2 (9*9= 81 right)\r \n" ); document.write( "\n" ); document.write( " now taking sqrt on both sides we get, \n" ); document.write( " \n" ); document.write( " x +8 =+ OR - 9 \n" ); document.write( "therefore FOR +9, x = 9 -8 \n" ); document.write( " X =1\r \n" ); document.write( "\n" ); document.write( " FOR -9, x= -9 -8 \n" ); document.write( " x = -17 \n" ); document.write( "IS THIS SIMPLE.. \n" ); document.write( "YEAH.. \n" ); document.write( "VISIT MY SITE (CLICK ME) TO LEARN MATHS ONLINE.. \n" ); document.write( "STEP BY STEP TEACHING.. \n" ); document.write( "PRIYA \n" ); document.write( " |