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(7+(48^1/2))^1/2 + (7-(48^1/2))^1/2

Without the use of a calculator, list the numbers 2^1/2, 3^1/3, 5^1/5 in order from largest to smallest.

A company makes two models of a product. The times (in hours) required for assembling, painting, and packaging are as follows: assembly (model a takes 2.5) (model b takes 3); painting (model a takes 2)(model b takes 1); packaging (model a takes .75) and (model b takes...