Question

Math question

Answer 1

@phi It's D right?

Answer 2

Close.....can you show us how you got that answer?

Answer 3

I actually redid it and I made a mistake. I think A is the correct choice.

Answer 4

Correct...

Answer 5

Can you show me how you did it? i want to see if we did it the same way

Answer 6

one second

Answer 7

So...

\(f(a-3)=(a-3)^2+2(a-3)\)
\(f(a-3)=a^2-3a-3a+9+2a-6\)
\(f(a-3)=a^2-6a+3+2a\)
\(f(a-3)=a^2-4a+3\)

Look about the same?

Answer 8

Yep, thanks!

Answer 9

No problem :)