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# 3x^2 + 3 = 0 Solve this equation, considering the i factor.

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3x^2 + 3 = 0 Solve this equation, considering the i factor.

Guest Mar 3, 2017

#2
+1477
+5

l presume you mean imaginary numbers?

3x^2 + 3 =0

3x^2 = -3

x^2 = -1

Since you sqaure root a negative 1 to get x....

x = i

HighSchoolCalculus  Mar 3, 2017
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#1
+75321
+5

3x^2 + 3  = 0      divide through by 3

x^2 + 1  = 0        subtract 1 from both sides

x^2  =  -1            take the pos/neg roots

x  = ±√-1

x  =  i      or x = - i

CPhill  Mar 3, 2017
#2
+1477
+5

l presume you mean imaginary numbers?

3x^2 + 3 =0

3x^2 = -3

x^2 = -1

Since you sqaure root a negative 1 to get x....

x = i

HighSchoolCalculus  Mar 3, 2017
#3
+1477
+5

- i as well

HighSchoolCalculus  Mar 3, 2017

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