MCQ
Factorial of negative numbers is always greater than 1:
- ATrue
- BFalse
- CEither
- DNeither
Solution:
Factorial: product of an integer with integer less than it.
Factorial can be interpolated using gamma function and gamma function and gamma function is not defined for negative integer.
Factorial is not defined for negative integer.
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If the probability for A to fail in an examination is 0.2 and that for B is 0.3, then the probability that either A or B fails is: