Question

find the roots by formula method 2X²+ 2X + 4 =0​

Answer 1

Answer:

$2x {}^{2} + 2x + 4 = 0$

a=2,b=2,c=4

formula is

$b {}^{2} - 4ac$

$(2) {}^{2} - 4 \times 2 \times 4$

4-32=-28

$- b + \sqrt{b {}^{2} } - 4ac$

-4+(-28)=-32