Question

BRA
49
х a +2
14.If
y a-2
x2 - y2
then
= ?
x² + y²
[SSC, 2009)
4
(a)
(b)
2
a α
4a
a2 - 4
8α
a2-4
4a
(c)
(d)
a² +4​

Answer 1

Answer:

(-2)-5 = 1/(-2)-5 = 1/-25 = 1/-32 = -1/32