97. Trigonometric functions of the sum and difference of angles 1
Mathematics – Upper Secondary Level
Mathematics - an interactive textbook consisting of over 100 e-lessons covering the vast majority of compulsory topics in upper secondary school (age 16-18). Thousands of high quality interactive pages including illustrations, animations, films, 3D models, tests and activities place difficult mathematical problems into easy to relate to real-life context. Striking multimedia presentations and carefully designed activities support preparation for exams and classroom tests.
Mathematics – Upper Secondary Level is part of the Universal Curriculum project.
Mathematics - an interactive textbook consisting of over 100 e-lessons covering the vast majority of compulsory topics in upper secondary school (age 16-18). Thousands of high quality interactive pages including illustrations, animations, films, 3D models, tests and activities place difficult mathematical problems into easy to relate to real-life context. Striking multimedia presentations and carefully designed activities support preparation for exams and classroom tests.
Mathematics – Upper Secondary Level is part of the Universal Curriculum project.
273
0
Report an error
