Question

Evaluate the expression when m = -7. m2+4m−4​

Answer 1

If our equation is as follows;

• 
  `f(m)=m^2+4m-4`

We are given an initial condition. We replace the unknown by
`-7` to get the result.

• 
  `f(-7)=(-7)^2+4(-7)-4`
• 
  `f(-7)=49-28-4`
• 
  `f(-7)=17`