Answer:
4
Step-by-step explanation:

Answer: 40%
Step-by-step explanation:
The answer should be 12.2
7^2+10^2=c^2
49+100=c^2
149=c^2
12.2=c
Answer:
C. -3, 3, -3, 3, ...
Step-by-step explanation:
-3×-3 = 3
3×-3 = -3
etc...
Hope this helps! :)
The answer is m=5 and m=-2. There is no extraneous solution for this equation.