Which expression is equivalent to cos 2 pi for all values of pi?
a) cos2pi + sin2pi
b)...
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Mathematics, 05.02.2020 09:55 serenityarts123
Which expression is equivalent to cos 2 pi for all values of pi?
a) cos2pi + sin2pi
b) cos2pi – 1
c) 1 – 2 sin2 pi
d) 2 sinpi cospi
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