Question

F(x)=-x^2-12 to find (-3)

Answer 1

`{ \boxed{ \mathfrak{ \: answer : \: { \rm{f( - 3) = - 21}} }}}`

Explanation:

`{ \rm{f(x) = - {x}^(2) - 12 }}`

• When x is -3:

`{ \rm{f( - 3) = - {( - 3)}^(2) - 12}} \\ \\ { \rm{f( - 3) = - 9 - 12}} \\ \\ { \rm{f( - 3) = - 21}}`