If Xn = (-1)nXn-1 and X0 = x, then
Explanation:
It is given to us that X0 = x
∴ X1 = −x
X2 = −x
X3 = x
X4 = x
There is no trend for odd or even Xn.
∴ No concrete statement can be made.
Hence, option (d).
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