We at UCI do not understand three three questions. Can you help us out please. Thanks you.

Sincerely

UCI

QUESTION 1 Let f(:z:, y) = 2:33;. Describe and sketch the level curves f(:c,y) = 2, f(:c,y) = 0, at, y) = 2, and f(:c, y) = 4. You may draw all of them in the same plane. QUESTION 2 Let f(ac,y) = 4 3:2 yz. (a). Find and sketch the domain of this function. (b). Describe and sketch the level curves f(:c, y) = 0, f(a:, y) = 1, and f(a:,y) = 2. You may draw all of them in the same plane. (c). Find the range of this function. QUESTION 3 hit int!) = 9/93- (a). Find and sketch the domain of this function. (b). Describe and sketch the level curves f(a:,y) = 1, f(:z:,y) = O, f(:c,y) = 1, and f(:c, y) = 2. You may draw all of them in the same plane. n___.___ ._ __