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5) Find the tangent line approximation to the graph of f (x) = at (2,3) 7pt 6) Given: y = 6-2x?, x = -2, Ax = dx = 0.1 find the Ay and dy 7pt 7) Find the differential for: y = 3x - Sin x 6pt 8) Approximate the change in the volume of a right circular cone of fixed height of h=4 meters when its radius increases from r = 3 meters to r = 3.05 meters. ( V (r) = 3 Volume of cone) 7pt