Answer:
103
Step-by-step explanation:
(-8)²-3(-8)+15
64+24+15
103

To solve for n, we have to isolate n. To do so, we move all the terms that are not n to one side of the equation, and leave n on the other side.

Equation: n + 5/16 = -1
Subtract 5/16 on both sides to bring it to the right side of the equation.


Answer:
The circumference is 28.27in.
The real part (-6)
the imaginary part 2i