document.write( "Question 375929: Find the points where y=-2x-2 intersects with parabola y=.5x^2 \n" ); document.write( "
Algebra.Com's Answer #267362 by mananth(16946)![]() ![]() You can put this solution on YOUR website! y=-2x-2 intersects with parabola y=.5x^2 \n" ); document.write( "... \n" ); document.write( "-2x-2 = 1/2 * x^2 \n" ); document.write( ".. \n" ); document.write( "multiply by 2 \n" ); document.write( "2(-2x-2)=2*x^2/2 \n" ); document.write( "-4x-4 = x^2 \n" ); document.write( "reorganize \n" ); document.write( "x^2+4x+4=0 \n" ); document.write( "(x+2)^2=0 \n" ); document.write( "square root \n" ); document.write( "x+2=0 \n" ); document.write( "x=-2. \n" ); document.write( "y = -2x-2 \n" ); document.write( "plug value of x \n" ); document.write( "y=4-2 \n" ); document.write( "y=2 \n" ); document.write( "Itintersects at (-2,2,) \n" ); document.write( " |