Ответ:
0
Объяснение:
(cos6a*sin2a)-(sin6a*cos2a)/cos2a *sin2a +2 = (-sin4a)/cos2a*sin2a + 2 = -2sin2a*cos2a/sin2a*cos2a + 2 = -2 + 2 = 0;
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Answers & Comments
Ответ:
0
Объяснение:
(cos6a*sin2a)-(sin6a*cos2a)/cos2a *sin2a +2 = (-sin4a)/cos2a*sin2a + 2 = -2sin2a*cos2a/sin2a*cos2a + 2 = -2 + 2 = 0;