Nayhelli23
Nayhelli23
12-11-2015
Mathematics
contestada
The result of 3x²-75=0
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TSO
TSO
12-11-2015
3x^2 - 75 = 0
Add 75 on both sides
3x^2 = 75
Divide by 3 on both sides
x^2 = 25
Take the square root of both sides
[tex]\boxed{x= \pm 5}[/tex]
x = 5
x = -5
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