James

5 years ago

This answer also wrong

Mathaddict100

5 years ago

Alright..Can you give me the answer..I need to see where I go wrong..Thanks..

James

5 years ago

I send out ready

Mathaddict100

5 years ago

Oh ok...My mistake ..I'll show you the right steps..For part i,you can choose to simplify the coefficient of x square to (n^2-21)/16 if you want but it's ok..Simplification is much neater(anyway that is the answer key)...

James

5 years ago

Thanks for helping so much

Mathaddict100

5 years ago

No problem...it's been fun helping people out...At the same time,I learnt to be careful and critical in my work..Thanks

James

5 years ago

Can u show me the steps?
Thanks

Mathaddict100

5 years ago

I'll get back to you later..I'm outside..Do wait for me ya?