(v^-1)^1/9 = v^(-1 * 1/9) = v^-1/9
a) v^-1/9 ..............TRUE
b)(v^1/9)^-1 = v^-1/9 ..........TRUE
c) (9th root v)^-1 = v^-1/9 ..........TRUE
Answer is A, B and C
