Question

If a and b are positive integers and (a^1/2 * b^1/3)^6=432,w

Answer 1

Best Answer

[a^(1/2) * b^(1/3)]^6 = 432

a^(6/2) * b^(6/3) = 432

a^3 * b^2 = 432

432 = 27 * 16 = 3^3 * 4^2

So a = 3 and b = 4

Thus ab = 3*4 = 12

3 months ago