{"id":"SfYEF57a","uri":"https://rocdata.global/USA/standardnodes/SfYEF57a","jurisdiction":"https://rocdata.global/USA","document":"https://rocdata.global/USA/documents/DayhBeyn","parent":"https://rocdata.global/USA/standardnodes/SUmgYP3t","kind":null,"subjects":[],"education_levels":[],"concept_terms":[],"children":[],"sort_order":1.0,"notation":"CCSS.Math.Content.HSN-CN.A.1","list_id":"","title":"","description":"Know there is a complex number i such that i² = -1, and every complex number has the form a + bi with a and b real.","language":null,"concept_keywords":null,"path":null,"canonical_uri":null,"source_uri":null,"source_id":"478","notes":"","date_created":"2020-12-17T17:26:57.778338Z","date_modified":"2020-12-17T17:26:57.778367Z","extra_fields":{},"level":4}