Question

The coefficient of
^50 in the product:

( − 1)( − 3)( − 5)( − 7) … ( − 99) is


(A) −992

(B) 1

(C) −2500
(D) None of these​

Answer 1

Answer:

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Answer 2

-1. =. -1

-3. =. -3

-5. =. -5

-7. =. -7

-99. =. -99

# = -1 × -3 × -5 × -7 × -99 = -10395/2 = −5197.5