GM 4unit Problems (1 Viewer)

[gm.haider3000]

can you solve this the coefficents of x^4 and x^5 in the expansion of (3-x)^n are equal in magnitude but opposite in sign. find the value of n

can you how me full working out please thanks

 

[aalex]

Have fun!:wave:

 

[gm.haider3000]

Alex Thanks soo much but i did that question in class but a different method.. but i prefer your method its much easier and simple thanks alot .. if you could solve the other question if you dont mind thanks alot once again

 

[aalex]

Happy studying!:wave: