If (a + ib) (c + id) (e + if) (g + ih) = A + iB, then show that
(a
2
+ b
2
) (c
2
+ d
2
) (e
2
+ f
2
) (g
2
+ h
2
) = A2
+ B2
+91 94284 01196 (WhatsApp only)
C-15, Suvidhapark Society, Amitnagar circle, Karelibaug, Vadodara (390018)
© Copyright 2025. Doubtora. All Rights Reserved
