True
T
True. The product of 21 negative numbers will be negative.
False
False - if the sentence is meant to be exhaustive. Integers can be positive or negative OR ZERO.
False
T
It is true.
That is false.
True. The product of 21 negative numbers will be negative.
true
zero= false, non-zero=true
Is false. If ' n ' is negative, then ' -n ' is positive.
False
zero= false, non-zero=true
False - if the sentence is meant to be exhaustive. Integers can be positive or negative OR ZERO.
True
A positive logic system will output true only when the input is true. A negative logic system will output true only when the input is false. The NOT logic gate is an example of a negative logic system. That is, NOT( false ) will output true.