Question #6ef07
3 Answers
Jan 24, 2018
The identity is not valid.
Explanation:
The identity is not valid.
In order for an identity to be valid,
it have to work for all values of the variable
For a counterexample choose
Which obviously isn't true
Jan 24, 2018
I tried this:
Explanation:
Have a look:
Jan 24, 2018
The identity is true if there is