WASHINGTON (AP) - Facing a frustrated public and a skeptical Congress, President Barack Obama will pitch at least $300 billion in jobs proposals aimed at getting Americans back to work quickly and forcing Republicans to take a share of the responsibility for solving the country's economic woes.The underlying political strategy: If Obama can't get his ideas passed heading into his re-election year, he at least hopes to show why he shouldn't take the fall.In a rare speech Thursday to a joint session of Congress, Obama is likely to offer a package of ideas that would affect people in their daily …