document.write( "Question 633254: how do you sketch this graph
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Algebra.Com's Answer #398765 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( " y = -2x^2-4x-1  Pt(0,-1) on this graph
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document.write( "y = -2(x-+1)^2  + 2 - 1
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document.write( "y = -2(x-+1)^2 +1   -2 < 0 parabola opening downward V(-1,1)
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document.write( "line of symmetry  x = -1
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