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64. Yig’indi va ayirmalar uchun formulalar — JAYDARIMOCK
Oq to'plam (1996–2003)
Trigonometriya
64. Yig’indi va ayirmalar uchun formulalar
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1.
O'rtacha
Hisoblang.
sin 100 + sin 500 -cos 200
A)
0
B)
-1
C)
1
D)
cos 200
E)
sin 200
Javobni tekshirish
Yechim tahlili
Oldingi
Keyingi
Mavzu tushuntirish va masalalar yechimi
76-Dars. 2.15.6 Yigindi va Ayirmalar Uchun Formulalar 2.15.7 Ko'paytma Uchun Formulalar
50 daq
Videolar: Matematika kursi (YouTube).
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