Rtet Feb 2011 Q#95
0. If we divide x4 - y4 by x - y, then the
quotient and remainder are respectively
- Option : A
- Explanation :
xn _ yn =
(x - y)(xn-1 + xn-2.y+ xn-3y2,
+ ...... + xyn-2 + yn-1).∀ n ∈ N.
x4 - y4 = (x - y)
(x3 +x2y+xy2+y3).
So, Quotient
=(x3 + x 2y + xy2 + y3);
Remainder = 0
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