Question

As of now i have a few questions i need assistance with

Answer 1

\[Discriminant = b^2-4 \times a \times c\]

Answer 2

\[n^2+2n-2=0\]
a=1, b=2, c=-2

Answer 3

You can being finding what's the discriminant only when the equation is in this form:
\[ax^2+bx+c=0\]

Answer 4

n(n + 2)=2?

Answer 5

You know how to apply distributive property?