document.write( "Question 1023134: How to solve and graph y+2x²-4x-6=0
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Algebra.Com's Answer #638691 by josgarithmetic(39620)\"\" \"About 
You can put this solution on YOUR website!
Solve for y in terms of x; and complete the square to put into standard form. Read some answers from the finished equation. Intercepts follow, but solving for that on y-axis.\r
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\n" ); document.write( "\n" ); document.write( "\"y=-2x%5E2%2B4x%2B6\"
\n" ); document.write( "\"y=-2%28x%5E2-2x-3%29\"
\n" ); document.write( "\"y=-2%28x%5E2-2x%2B1-1-3%29\"
\n" ); document.write( "\"y=-2%28x%5E2-2x%2B1-4%29\"
\n" ); document.write( "\"y=-2%28%28x-1%29%5E2-4%29\"
\n" ); document.write( "\"highlight%28y=-2%28x-1%29%5E2%2B8%29\"-----standard form\r
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\n" ); document.write( "\n" ); document.write( "Parabola opens downward and vertex is a maximum.\r
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\n" ); document.write( "\n" ); document.write( "Vertex: (1,8).
\n" ); document.write( "Symmetry Axis: x=1
\n" ); document.write( "y-intercept, by letting x be 0: (0,6).
\n" ); document.write( "x-intercepts, by let y be 0 and solve for x: (-1,0) and (3,0).
\n" ); document.write( "Domain: All Real Numbers
\n" ); document.write( "Range: Real Numbers less than or equal to 8.
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