document.write( "Question 1038308: In which line is a mistake first made when solving the quadratic equation using the quadratic formula?
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document.write( "4s^2 + 100 = 40s\r
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document.write( "Line 1:4s^2 - 40s + 100 = 0\r
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document.write( "line 2:s^2 - 10s + 25 = 0\r
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document.write( "line 3: http://prntscr.com/bgx36s\r
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document.write( "line 4:http://prntscr.com/bgx3a8\r
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document.write( "line 5:s = -10 / 2\r
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document.write( "line 6: s = -5 \n" );
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Algebra.Com's Answer #652992 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! Line 3 is wrong. Numerator has an obvious sign mistake and also contains two discriminant mistakes. \n" ); document.write( " |