The statement is totally false.

because (P and ¬P) is a contradiction.
If both numbers are negative u add those up and ur answer will be a negative. so number one is negative 9.
if there is more positive ur answer will be a positive. so number 2 is 13.
number is more complicated so negative 3 +4 is 1 because u have more positive and u just subtract those then 1 minus 8 equals negative 7 and negative 7 minus 7 is 0. hope this helps
Answer:
the best approximation is 2√35
Step-by-step explanation:
Hope this helps! Don’t mind the part I crossed off.
Answer:
-4 1/4 When you subtract -3 3/8 from 7/8 you will get this answer.
Hope this helps