document.write( "Question 185856: I could really use some help on these problems. I am working on Quadratic Equations and do not get it. They keep giving me problems from a section called SYNTHESIS and it really goes beyond what they are teaching me and there is no explanation on how to solve the problem.
\n" );
document.write( "ANY HELP WOULD BE GREAT! \r
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( "x² + √22x = 0\r
\n" );
document.write( "
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( "4/(m²-7) = 1\r
\n" );
document.write( "
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( "(y + 5) (y – 1) = 27\r
\n" );
document.write( "
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( "Solve h = 16t² + vt + s for t.
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #139381 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! x² + √22x = 0 \n" ); document.write( "Is it x*sqrt(22)? Or sqrt(22x)? \n" ); document.write( "--------------\r \n" ); document.write( "\n" ); document.write( "4/(m²-7) = 1 \n" ); document.write( "Multiply by (m^2 - 7) \n" ); document.write( "4 = m^2-7 \n" ); document.write( "m^2 = 11 \n" ); document.write( "m = +sqrt(11), -sqrt(11) \n" ); document.write( "------------------ \n" ); document.write( "(y + 5)(y – 1) = 27 \n" ); document.write( "y^2 + 4y - 5 = 27 \n" ); document.write( "y^2 + 4y - 32 = 0 \n" ); document.write( "(y+8)*(y-4) = 0 \n" ); document.write( "y = -8, +4 \n" ); document.write( "---------------- \n" ); document.write( "Solve h = 16t² + vt + s for t. \n" ); document.write( "16t^2 + vt +(s-h) = 0 \n" ); document.write( "t = -v/32 +- sqrt(v^2 - 64(s-h))/32 \n" ); document.write( "via quadratic formula \n" ); document.write( " |