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OpenStudy (anonymous):
Find the type and number of solutions for the equation: x2 - 4x = -4
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OpenStudy (theviper):
\[x^2-4x=-4\]\[=>x^2-4x+4\]It is Quadratic Polynomial .
OpenStudy (theviper):
\[x^2-4x+4\]\[=>x^2-2x-2x+4\]\[=>x(x-2)-2(x-2)\]\[=>(x-2)(x-2)\]\[=> x=??\]
OpenStudy (anonymous):
0?
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