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If x(x-1)(x-2)(x-3) + 1 = k^(2) then wh...

If `x(x-1)(x-2)(x-3) + 1 = k^(2)` then which one of the following is a possible expression for k ?

A

f(x) has real roots

B

g(x) has real roots

C

f(x) and g(x) both have real roots

D

either f(x) or g(x) have real roots

Text Solution

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The correct Answer is:
D
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