Question

solve the equation.
x2+7x+4=0

Answer 1

Clue: two numbers added gives you 7, multiplied gives you 4

Answer 2

i don't understand

Answer 3

Use quadratic formula
\[(-7\pm \sqrt{49-16})/2\]

Answer 4

\[(-7\pm \sqrt{33})/2\]

Answer 5

do the math, there are two roots.