18m pangkat 2 – 12 = 0​

Jawab:

18m²–12=0

6(3m²–2)=0

m=–b±√b²–4ac/2a

a=3

b=0

c=–2

m=–0±√0²–4•3(–2)/2•3

m=0±2√6/6

m=0+2√6/6

m=0–2√6/6

m=√6/3

m=–√6/3

m=±√6/3