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[Akshara Patil]

forgot how to do this!!!

 

[cossine]

View attachment 35209
forgot how to do this!!!

So if 3-2i is root then 3+2i is root because of some theorem . Then use long division

 

[5uckerberg]

Long division, hmmm I think perhaps we can do something else about this, instead, you should have using sum and product of roots.

Step 2 look at what we have here
.
In this case, your head should immediately go oh so it will look something like this
,
Well we are working with and using the given info we have then we need to add so our solution will look like this
.

 

[Akshara Patil]

So if 3-2i is root then 3+2i is root because of some theorem . Then use long division

@cossine and @5uckerberg thanks!

 

[vivekjain0908]

Part C
Thanks In Advance

 

[jimmysmith560]

Would the following working help?

 

[5uckerberg]

A common form of confusion comes from the need to expand z the thought of this initimidates people and as such develops the fear of mistakes. Remember when you struggle fall back on the fundamentals which in this case is in part a.