Question

Factorise
$100 - 49 {b}^{2}$
​

Answer 1

Answer:

Here is your solution.. Thanks

Answer 2

Answer:

MARK AS BRAINLIST PLEZZ

Step-by-step explanation:

49b^2 = -100

b^2 = -100/49

b = whole under root -100/49

b= -10/7 is the ans..