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f(x1)=8x7CF=CAAF=CAAB/2|axb|0)(x^2)^22*5*x^25^2-[(5x)^2-2*1*5x1^2]=0
题目详情
f(x 1)=8x 7CF=CA AF=CA AB/2
|ax b|0)(x^2)^2 2*5*x^2 5^2-[(5x)^2-2*1*5x 1^2]=0
|ax b|0)(x^2)^2 2*5*x^2 5^2-[(5x)^2-2*1*5x 1^2]=0
▼优质解答
答案和解析
AD BE CF=(AB BC CA) (BC/2 CA/2 AB/2)x| |y-2/1|=0比方COSA COSB COSC比方AD BE CF=(AB BC CA) (BC/2 CA/2 AB/2)
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