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Let W(x,y,z) =x^(2) - xy + 3 sin z, x,y,...

Let W(x,y,z) `=x^(2) - xy + 3 sin z, x,y,z in R`, Find the linear approximation at (2,-1,0).

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The correct Answer is:
`L(x, y, z)= 6+5(x-2)-2(y+1)+3(z-0)=5x-2y+3z-6`
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