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tgould1969
30.06.2020 •
Mathematics
2cos(3pi/4) – 4 sin(7pi/6)
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Ответ:
x+y=4
Step-by-step explanation:
ABCD will map to C'D'A'B'. Point A will correspond to Point C', Point B will correspond to Point D', Point C will correspond to Point A', and Point D will correspond to Point B'.