Find the equation of the line parallel to 7x + 2y - 4 = 0 and passing through (-3, -5).

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Q: Find the equation of the line parallel to 7x + 2y - 4 = 0 and passing through (-3, -55)

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Q: Q2 / Find the directional derivative of f(x.y.z) 4xy +5xz2 +6yz2 At the point P(3,1,4) in the…

A: ∂f∂x=4y+5z2∂f∂x=84∂f∂y=4x+6z2∂f∂y=108∂f∂z=10xz+12yz∂f∂z=168Therefore, the gradient is∇f (3, 1, 4)…

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