y=√x²+1/2x-1,求导数y=√(x²+1)/2x-1,求导数
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y=√x²+1/2x-1,求导数y=√(x²+1)/2x-1,求导数
y=√x²+1/2x-1,求导数
y=√(x²+1)/2x-1,求导数
y=√x²+1/2x-1,求导数y=√(x²+1)/2x-1,求导数
y=√(x²+1/2x-1)
=>y'={1/[2√(x²+1/2x-1)]}(2x+1/2)
=(4x+1)/[4√(x²+1/2x-1)]