Question

I really need help on the red outlined question because I keep getting it incorrect thank you!

Answer 1

Given:

`f(x)=7x^2+x-4`

Find-:

Value of

`f(\pi)`

Explanation-:

Given function is:

`\begin{gathered} f(x)=7x^2+x-4 \\ \\ f(\pi)=7(\pi)^2+\pi-4 \\ \\ =7\pi^2+\pi-4 \end{gathered}`