Factorise by difference of two squares:
50a²-2(b-c)
Answers
Answered by
1
Answer:
It is same as i have solved it before.
Step-by-step explanation:
50a²-2(b-c)²
= 2 [ 25a²-(b-c)²]
= 2 [ (5a)²-(b-c)²]
using the identity, a²-b²=(a+b)(a-b)
where a = 5a, b= (b-c)
= 2 (5a+b-c) ( 5a-b+c)
Similar questions