Mathematics, 26.11.2020 04:20 aherrerasmile1
What is the coefficiant of (x^4)( y^3) iterm in the expansion of (x-2y)^7
Answers: 1
is -280
= 1. 
+ 7.
(-2y) + 21.
+ 35.
+ 35.
+ 21.
+ 7.x
+ 
-280
- 672
+ + 448x
- 128
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What is the coefficiant of (x^4)( y^3) iterm in the expansion of (x-2y)^7...
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