In Example 9.6.5 it was shown that (a+b)5 =a5 +5a4b+10a3b2
Chapter 9, Problem 9.245(choose chapter or problem)
In Example 9.6.5 it was shown that (a+b)5 =a5 +5a4b+10a3b2 +10a2b3 +5ab4 +b35. Evaluate (a+b)6 by substituting the expression above into the equation (a+b)6 = (a+b)(a+b)5 and then multiplying out and combining like terms.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer