There are fewer than two points on the graph of x² + y² + z² + 2z + 2 = 0.

Name: There are fewer than two points on the graph of x 2 + y 2 + z 2 + 2z + 2 = 0.
Brand: Quizplus
Rating: 4.8 (26 reviews)

Question

Quizplus · Accepted Answer

The equation x² + y² + z² + 2z + 2 = 0 represents a sphere, but it simplifies to (x² + y² + (z+1)²) = -1, which is impossible since the sum of squares cannot be negative. Hence, there are no real points on this graph.

There Are Fewer Than Two Points on the Graph of X2

There Are Fewer Than Two Points on the Graph of X²