What is the undefined value of...

(3b^2 + 13b + 4) / (b + 4)

3 answers

you can ride the subway one-way for $.85. Monthly pass cost $27.00 For what number of rides is it cheaper to pay the one-way fare than to buy the monthly pass?
Why are you asking me this question? I have no idea. I am the one who needs help.
the function is undefined when you try to divide by zero.

So, if b+4=0, the function is undefined.