Please help me with this assignment they are the only question I don't understand in the hw and i really need help
1) Prove the given property for all integers r and n where 0 < r < n (it is suppose to be less then or equal to sorry don't know the controls for that)
n+1Cr=nCr+nCr-1
2) Show that loga x =(logb x)/(logb a)
(a and b are suppose to be under log)
Please answer these for me and can you show some explanations thank you and I really appreciate it
1) Prove the given property for all integers r and n where 0 < r < n (it is suppose to be less then or equal to sorry don't know the controls for that)
n+1Cr=nCr+nCr-1
2) Show that loga x =(logb x)/(logb a)
(a and b are suppose to be under log)
Please answer these for me and can you show some explanations thank you and I really appreciate it