le9836
le9836
29-11-2017
Mathematics
contestada
Can someone please help me!!!
Respuesta :
tynollette
tynollette
29-11-2017
the answer is x²-8x+13=0
Here is how:
[x-(4+√3)][x-(4-√3)]=0
expand and simplify:
x² -(4-√3)x - (4+√3) +(4+√3)(4-√3)=0
x²-8x+13=0
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