expand using identity (3p - 5q - r)²
Answers
Answered by
3
Step-by-step explanation:
let a=3p-5q and b=r
this is in the form of (a-b)²
(3p-5q)²-2(3p-5q)r+r²
9p²-30pq+25q²-6pr+10qr+r²
I will be happy if it helps☺️
Similar questions
English,
1 month ago