Answer:
16
Step-by-step explanation:
To solve the equation,
r to the root of four = -2,
We must find -2^4
This is 16( Note this is positive because the minus sign becomes plus due to multiplying it 4 times )
Hope this helps
Answer:
A
Step-by-step explanation:
angle A is 90 and c and b have to be equal
the answer is A. -5/2
Hope this helpedb