Question

-3x²-2x+1=0 bascara
preciso URGENTE
obrigada

Answer 1

a=-3 b=-2 c=1

(2²)-4.3.1

4+12

$\sqrt[2]{16}$

X¹=1

X²=0,333

Answer 2

Primeiro ache o delta:

b² - 4. (a) . (c)

-2² - 4. (-3) . (1)

4 + 12

16

x = -b±√Δ/ 2.(a)

x = -(-2)±√16/2.(-3)

x = 2±4/-6

x1 = 2+4/-6 = 6/-6 = 0

x2 = 2-4/-6 = -2/-6 =