$$\binom{n}{c}+ \binom{n}{c+1}= \binom{n+1}{c+1}$$
How can I prove using induction for all values of $n$ and $c$? I have no idea how to start it. Please help!
$$\binom{n}{c}+ \binom{n}{c+1}= \binom{n+1}{c+1}$$
How can I prove using induction for all values of $n$ and $c$? I have no idea how to start it. Please help!