Question

Solve. x2 + 10x = –2

Answer 1

x^2 + 10x + 2 = 0
Use the quadratic formula
a = 1
b = 10
c = 2
x = -5-sqrt(23)
x = sqrt(23)-5

Answer 2

\[x^2+10x+2=0\]
use quadratic formula
\[(-b \pm \sqrt{b^2-4ac})2a\]
where a=1,b=10 and c=2

Answer 3

sorry, its divided by 2a