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Assertion: Sum of coefficient of the pol...

Assertion: Sum of coefficient of the polynomiasl `(1+3x^2-5x^3)^2001 is -1. Reason: Sum of coefficients of a polynomial in x can be obtained by putting x=1 in the polynomial. (A) Both A and R are true and R is the correct explanation of A (B) Both A and R are true R is not te correct explanation of A (C) A is true but R is false. (D) A is false but R is true.

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