Unformatted text preview: j + (4 + 4 t ) k . The curvature is 6/125. The principal unit normal is(4 / 5) i + (3 / 5) k . 5: 8 √ 6. 6: Domain is { ( x,y,z )  x 2 + y 2z 2 > } . Range is R . The level set has equation x 2 + y 2z 2 = 1 and is a hyperboloid of one sheet. 7. The limit exists and = 0. [The proof is very similar to Example 4, page 941.]...
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 Summer '07
 KAMIENNY
 Calculus, Euclidean space, unit tangent vector, Prof Baxendale

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