Expand each of the expressions in Exercises 1 to 5.
(1 – 2x)5
We know that-
Hence
Thus, 
Putting a = 1 & b = (-2x), we get-
9
Expand each of the expressions in Exercises 1 to 5.
(1 – 2x)5
We know that-
Hence
Thus,
Putting a = 1 & b = (-2x), we get-