Question 317623
y = x^2 - 4x -5
{{{ graph( 300, 200, -6, 10, -10, 10, x^2 -4x -5) }}} (graph 300x200 pixels, x from -6 to 10, y from -10 to 10, x^2 -4x -5). 
X intercepts (-1,0) & (-5,0)
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(-2m^2)^2(4m^2)^2
(4m^4)(16m^4)
64m^8 ans.