which of the following statements is the negation of the statements '4 is odd or -9 is positive'?
A. 4 is even or - 9 is not negative
B. 4 is odd or 9 is not negative
C. 4 is even and - 9 is negative
D. 4 is odd and - 9 is not negative
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সঠিক উত্তরঃ
C.
4 is even and - 9 is negative
Explanation:
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