Answer:
![52 \sqrt[5]{7}](https://tex.z-dn.net/?f=52%20%5Csqrt%5B5%5D%7B7%7D%20)
Step-by-step explanation:

![= 52 \sqrt[5]{7}](https://tex.z-dn.net/?f=%20%3D%2052%20%5Csqrt%5B5%5D%7B7%7D%20)
-5.6(repeating 6), -√(21), 3&9/10, 5.2
Irrational Number
You can tell this easily because the square root of 50 isn't a perfect number.
Answer: I think it is -0.4
Step-by-step explanation:
it's plural so axes*
and in pilar coordinates, the axes are circular so they never intersect but the centre point is still called origin.