1 - 4^2
The answer is -15.
So what is
0 - 4^2
Most will say -16.
To be consistent we must agree that -4^2 is -16 since it is the same thing as 0 - 4^2.
It takes a while for students to understand this. I still get calculus students who mess it up.
1 - 4^2
The answer is -15.
So what is
0 - 4^2
Most will say -16.
To be consistent we must agree that -4^2 is -16 since it is the same thing as 0 - 4^2.
It takes a while for students to understand this. I still get calculus students who mess it up.