根号a用英语怎么说?

根号a用英语怎么说?
三次根号a,
n次根号a,
a'
a''
a'''
a的n次幂.
ak(其中k是角标)
f(n)
a>b
aa大于等于b
a小于等于b
记号a 与记号A在读法上的区别

Third-gen, a,
n at the root, a,
a ' ；a derivative of the 1st
a'' ；a derivative of the 2nd
a'' ' a derivative of the 3rd
a power of n times.
ak (which is the angle marked k)
f (n)
a> b
a a greater than or equal to b
a less than or equal to b
A marked with a sign reading in the law on the difference between