[tex]\huge\bold\orange{Answer}[/tex]
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1.
X²+6x=-5
x²-6x-5=0
x²-6x-5=0x²-6x=5
x²-6x-5=0x²-6x=5(x²-6x+9)=5+9
x²-6x-5=0x²-6x=5(x²-6x+9)=5+9(x-3)²=14
x²-6x-5=0x²-6x=5(x²-6x+9)=5+9(x-3)²=14√(x-3)²=√14
x²-6x-5=0x²-6x=5(x²-6x+9)=5+9(x-3)²=14√(x-3)²=√14x-3=±√14
x-3=√14
x-3=√14x1=3+√14
[ x-3=-√14, x2=3-√14 ]
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~Dekalidad
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