Subject :IMO Class : Class 8
If (x2 + 3x + 5) (x2 – 3x + 5) = m2 – n2, then m =____.
A x2 – 3x
B 3x
C x2 + 5
D Both (A) and (B)
If (x2 + 3x + 5) (x2 – 3x + 5) = m2 – n2, then m =____.
A x2 – 3x
B 3x
C x2 + 5
D Both (A) and (B)