Sketch the Surface Z = F(x,y) $$f ( x , y ) = 4 x ^ { 2 } + 4 y ^ { 2 } + 2$$

question 24

Multiple Choice

Sketch the surface z = f(x,y) .
- $$f ( x , y ) = 4 x ^ { 2 } + 4 y ^ { 2 } + 2$$

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Vietcong

A political organization and army in South Vietnam and Cambodia that fought the United States and South Vietnamese governments during the Vietnam War, utilizing guerrilla warfare.

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A prolonged conflict from 1955 to 1975 between North Vietnam, supported by its communist allies, and South Vietnam, backed by the United States, resulting in a North Vietnamese victory.