jkev1
Find the number of real solutions for the equation
3x^2_6x+3=0



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Coolsector
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3x^26x+3=0 ?

jkev1
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whoops +3

jkev1
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3x+6x+3=0

Coolsector
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ax^2+bx+c = 0
\[\Delta=b^24ac\]
if \[\Delta = 0\] then one real root
if \[\Delta > 0\] two real roots
if \[\Delta < 0\] no real roots

Coolsector
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this is called discriminant

jkev1
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so there is none?

jkev1
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or two?

Coolsector
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3x^2+6x+3=0 this is the equation ?

jkev1
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3x+6x+3=0

Coolsector
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no square ?

Coolsector
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so what i said isnt relevant

Coolsector
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9x + 3 =0
9x = 3
x = 3/9
one solution here

Coolsector
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but are you sure there is no x^2 ?!

jkev1
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positive thanks.