SOLUTION: There is no term in x in the expansion of (1-x)(1-cx)^10, find the value of c. i tried a few times but i failed to solve it, i would appreciate some explanation

Algebra ->  Sequences-and-series -> SOLUTION: There is no term in x in the expansion of (1-x)(1-cx)^10, find the value of c. i tried a few times but i failed to solve it, i would appreciate some explanation      Log On


   

Question 841421: There is no term in x in the expansion of (1-x)(1-cx)^10, find the value of c.
i tried a few times but i failed to solve it, i would appreciate some explanation
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Hint: .

Find the x-term in each expression. Note that the x-term in is found by finding the constant term in .