(1) If standard business terms as a whole or in part have not become part of the contract or are ineffective, then the remainder of the contract will remain in effect.
(2) To the extent that the terms have not become part of the contract or are ineffective, the contents of the contract are determined by the statutory provisions.
(3) The contract is ineffective if upholding it, even taking into account the alteration provided for in subsection (2), would constitute an unreasonable hardship for one party.