Respuesta:
x² -8 =28
x² -8- (28=0)
x^2 - 36 =0
a= 1
b= 0
c= -36
∆=b² -Abc
∆=0²-4·1·(-36)
∆=144
x¹ = -b-√∆/2a
x² = -b+√∆/2a
√∆=√144=12
x¹ =-b-√∆= -(0)-12/2*1=-12-b/2=-6
x²=-b+√∆= -(0)+12/2*1=12/2=6
Explicación paso a paso:
espero te sirva:3
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Verified answer
Respuesta:
x² -8 =28
x² -8- (28=0)
x^2 - 36 =0
a= 1
b= 0
c= -36
∆=b² -Abc
∆=0²-4·1·(-36)
∆=144
x¹ = -b-√∆/2a
x² = -b+√∆/2a
√∆=√144=12
x¹ =-b-√∆= -(0)-12/2*1=-12-b/2=-6
x²=-b+√∆= -(0)+12/2*1=12/2=6
Explicación paso a paso:
espero te sirva:3