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3b^2 = -81

 

I zoned out during math class, we are doing this during math class

 Mar 14, 2016
edited by stickman102  Mar 14, 2016
edited by stickman102  Mar 14, 2016
edited by stickman102  Mar 14, 2016

Best Answer 

 #1
avatar+2592 
+15

KERBALS

Is that jebadiah?

And this would be counted as unreal due to a negative under a square root

Let me show you

3b^2=-81

b^2=-27

b=sqrt(-27)

But if you wanted unreal then the final answer is

b=3*I*sqrt(3) or -3*I*sqrt(3)

 Mar 14, 2016
 #1
avatar+2592 
+15
Best Answer

KERBALS

Is that jebadiah?

And this would be counted as unreal due to a negative under a square root

Let me show you

3b^2=-81

b^2=-27

b=sqrt(-27)

But if you wanted unreal then the final answer is

b=3*I*sqrt(3) or -3*I*sqrt(3)

SpawnofAngel Mar 14, 2016

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