Yes, that is correct.
-1331.
The sum of all the natural numbers squared.
negative eight plus two times four to the second power
nine
31
It is positive 1/144.
+1
Yes, that is correct.
-1331.
81 (positive eighty-one)
The sum of all the natural numbers squared.
1/36
Negative 5 to the second power would be -5 times -5 which would be 25.
It doesn't. Negative one to an even power equals positive one. Negative one to an odd power equals negative one.
negative eight plus two times four to the second power
1.5