The sum of the coefficients in the expansion of \[{{(1+x-3{{x}^{2}})}^{3148}}\] is [Karnataka CET 2003]

The sum of the coefficients in the expansion of \[{{(1+x-3{{x}^{2}})}^

1.	The sum of the coefficients in the expansion of \[{{(1+x-3{{x}^{2}})}^{3148}}\] is [Karnataka CET 2003]
A.	7
B.	8
C.	? 1
D.	1
Answer» E.

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The sum of the coefficients in the expansion of \[{{(1+x-3{{x}^{2}})}^{3148}}\] is [Karnataka CET 2003]

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