Question

Using remainder theorem, find the value of a if the division of x³+5x²-ax+b leaves remainder 2a​

Answer 1

p[x]=x3+5x2-ax+6=2

p[1]=1*1*1+5*1*2-a*1+6=2

1+10-a+6=2

17-a=2

-a=2-17

-a=-15

a=15

Answer 2

Answer:

To,

The Principal,

ABC English Medium School,

Delhi-110001

From:

___________(Name)

ABC English Medium School,

Delhi-110001

Subject: A request to provide study certificate to enable me to join a computer course.

I ________(Name) of your school,of _____(class & section) is writing this letter to request you to provide me a study certificate which enables me to take a computer course.

.......Thank you.......

Yours's sincerely.

_____(Name)