f(阿法)=sin(3派+阿法)sin(-3/2派-阿法)/sin(派/2+阿法)cos(派-阿法) (1)化简f(阿法) (2)若tan阿法/tan阿法-1=-1,求f(2阿法)
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/13 18:28:04
![f(阿法)=sin(3派+阿法)sin(-3/2派-阿法)/sin(派/2+阿法)cos(派-阿法) (1)化简f(阿法) (2)若tan阿法/tan阿法-1=-1,求f(2阿法)](/uploads/image/z/3689089-25-9.jpg?t=f%28%E9%98%BF%E6%B3%95%29%3Dsin%283%E6%B4%BE%2B%E9%98%BF%E6%B3%95%29sin%28-3%2F2%E6%B4%BE-%E9%98%BF%E6%B3%95%29%2Fsin%28%E6%B4%BE%2F2%2B%E9%98%BF%E6%B3%95%29cos%28%E6%B4%BE-%E9%98%BF%E6%B3%95%29+%281%29%E5%8C%96%E7%AE%80f%28%E9%98%BF%E6%B3%95%29+%282%29%E8%8B%A5tan%E9%98%BF%E6%B3%95%2Ftan%E9%98%BF%E6%B3%95-1%3D-1%2C%E6%B1%82f%282%E9%98%BF%E6%B3%95%29)
f(阿法)=sin(3派+阿法)sin(-3/2派-阿法)/sin(派/2+阿法)cos(派-阿法) (1)化简f(阿法) (2)若tan阿法/tan阿法-1=-1,求f(2阿法)
f(阿法)=sin(3派+阿法)sin(-3/2派-阿法)/sin(派/2+阿法)cos(派-阿法) (1)化简f(阿法) (2)若tan阿法/tan阿法-1=-1,求f(2阿法)
f(阿法)=sin(3派+阿法)sin(-3/2派-阿法)/sin(派/2+阿法)cos(派-阿法) (1)化简f(阿法) (2)若tan阿法/tan阿法-1=-1,求f(2阿法)
fx=-tanx
f(2阿法)=4/3