I need help bad lol.

Question

9. Explain why 38 is an irrational number.

10. Give two numbers whose square roots add up to 5/

Give two numbers whose cube roots add up to 9.

Answer 1

#9. 38 is not an irrational number
√38 is irrational, because 38 is not a perfect square

#10. 2+3 = 5
So, √4 + √9 = 5
do the cube roots in the same way.

Answer 2

So thats the answer to the first part for 10. and the others are 5+4 are 10 ?