Question

1/4 b^2 - 49
factorise
pls send its urgent

Answer 1

Answer:

$\frac{ {b}^{2} }{4} - 49$

${ (\frac{b}{2} )}^{2} - {7}^{2}$

$( \frac{b}{2} + 7)( \frac{b}{2} - 7)$