{"id":"S86aeety","uri":"https://rocdata.global/USA/standardnodes/S86aeety","jurisdiction":"https://rocdata.global/USA","document":"https://rocdata.global/USA/documents/DayhBeyn","parent":"https://rocdata.global/USA/standardnodes/SkrjGuUi","kind":null,"subjects":[],"education_levels":[],"concept_terms":[],"children":[],"sort_order":2.0,"notation":"CCSS.Math.Content.HSF-TF.C.9","list_id":"","title":"","description":"(+) Prove the addition and subtraction formulas for sine, cosine, and tangent and use them to solve problems.","language":null,"concept_keywords":null,"path":null,"canonical_uri":null,"source_uri":null,"source_id":"619","notes":"","date_created":"2020-12-17T17:26:58.795051Z","date_modified":"2020-12-17T17:26:58.795082Z","extra_fields":{},"level":4}