Mathematics
Senior High
考え方教えてください😭😭
4.5.です。
4 2600 ≦0<2のとき,次の不等式を解け。
*(1) sin0≦ =
/2
(2)
tan0 < 1
(5) 2cos0+1≧0
* (2) cos0<
√√3
2
(4) 2sin0<-√3
(6) tan0+√3 <0
→教p.123 例題 4
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