anulugwovictor anulugwovictor

05-07-2020
Mathematics

contestada

solve this quadratic equation
[tex]3a {}^{2} - 4 + 1[/tex]
pleas help me

Respuesta :

mhanifa mhanifa

05-07-2020

Answer:

1 and 1/3

Step-by-step explanation:

3a² -4a +1 = 0

3a²- 3a - a+ 1= 0

3a(a-1) - (a-1)= 0

(a-1)(3a -1)= 0

a-1= 0 ⇒ a= 1

3a - 1= 0 ⇒ 3a= 1 ⇒ a= 1/3

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