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1) Let (S): x² + (z – 1)2 = 1. Then (S) can be represented by: a Ob None of the above
2) Let (S) be the surface given by: y = 4–3x2 – 5z2. Then (S) is: a. an elliptic cone around y-axis b. a circular cone around
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Answer #1

c 29+ (2-1) = 1 (8-05+ (2-1): 1 (8,9, 2); eo) 0,0,1) so, the arii of the cylinder is cylinder is passing unit above 3-axis an

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