已知向量a=(4,sina)向量b=(3,cosa)函数f(x)=1+根号2cos(2x-π/4)若向量a与b共线求求tana及f(a) (2)若g(x)=1+根号2sin(x+π/12)要得到函数g(x)的图像那么函数f(x)的图像要经过怎么样的变化
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![已知向量a=(4,sina)向量b=(3,cosa)函数f(x)=1+根号2cos(2x-π/4)若向量a与b共线求求tana及f(a) (2)若g(x)=1+根号2sin(x+π/12)要得到函数g(x)的图像那么函数f(x)的图像要经过怎么样的变化](/uploads/image/z/1699905-57-5.jpg?t=%E5%B7%B2%E7%9F%A5%E5%90%91%E9%87%8Fa%3D%284%2Csina%29%E5%90%91%E9%87%8Fb%3D%283%2Ccosa%29%E5%87%BD%E6%95%B0f%28x%29%3D1%2B%E6%A0%B9%E5%8F%B72cos%282x-%CF%80%2F4%29%E8%8B%A5%E5%90%91%E9%87%8Fa%E4%B8%8Eb%E5%85%B1%E7%BA%BF%E6%B1%82%E6%B1%82tana%E5%8F%8Af%28a%29+%EF%BC%882%EF%BC%89%E8%8B%A5g%28x%29%3D1%2B%E6%A0%B9%E5%8F%B72sin%28x%2B%CF%80%2F12%29%E8%A6%81%E5%BE%97%E5%88%B0%E5%87%BD%E6%95%B0g%28x%29%E7%9A%84%E5%9B%BE%E5%83%8F%E9%82%A3%E4%B9%88%E5%87%BD%E6%95%B0f%28x%29%E7%9A%84%E5%9B%BE%E5%83%8F%E8%A6%81%E7%BB%8F%E8%BF%87%E6%80%8E%E4%B9%88%E6%A0%B7%E7%9A%84%E5%8F%98%E5%8C%96)
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