Yes its correct you did well :)
C has a negative answer. hope this helps
If that is a multiplication sign then the answer is 12. But if that is 5x^4 then the answer is -(5x^4-32)
My answer Is The 4th Statement because a positive number is on the other side of the number line as the negative number and if it were just negative 5 and positive 5 it would be correct. I’m just trying the best I can to help you .
Answer:
Step-by-step explanation:

50 is little away from 49 and 50 is far away from 64.

As 50 is closer to 49 the square root of 50 will be closer to 7 than 8 and so it should be just a little over 7
√50 ≈ 7.1