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Home > CCA2 > Chapter 10 > Lesson 10.3.1 > Problem 10-146


Use the pattern for (a + b)5 to write the fourth term of (w − 4z)5. Homework Help ✎

Using Pascal's Triangle, find the pattern for the 4th term of the 5th row.


Substitute w for a and −4z for b and simplify.