Question

If y = m^4 = n^3 and y is greater than 1, the mn =?
A. y^1/12
B. y^1/7
C. y^7/12
D. y^7

Answer 1

y = m^4 ... m = y^(1/4)

y = n^3 ... n = y^(1/3)

m n = y^[(1/4) + (1/3)]

Answer 2

thank you