Gearyjames8
23.10.2019 •
Mathematics
Okay so i have to tutor a bunch of little kids in algebra and i want ideas for a fun, easy game that can be played by 4 or more kids at once and that them learn basic algebraic concepts. any
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Ответ:
~Hope This Helps! <3
Ответ:
cos(2u + 2u) = cos²(2u) - sin²(2u)
cos(2u)cos(2u) - sin(2u)sin(2u) = cos²(2u) - sin²(2u)
cos²(2u) - sin²(2u) = cos²(2u) - sin²(2u)