Question

What is the value of f(-3) when f(x)=x^2+4x+5

Answer 1

`f(-3)=2`

Step-by-step explanation

`f(x)=x^2+4x+5`

Step 1

replace

when x=-3

then,

`\begin{gathered} f(x)=x^2+4x+5 \\ f(-3)=(-3)^2+4(-3)+5 \\ f(-3)=9-12+5 \\ f(-3)=2 \end{gathered}`

I hope this helps you