Mathematics, 09.01.2021 04:20 cocoj3205

Use the equation x^2-xy+y^2-1. a. find four points on the graph of the equation
b. Show that if (a, b) is on the graph, then (-a,-b) is also on the graph
c. Sketch the graph

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Use the equation x^2-xy+y^2-1. a. find four points on the graph of the equation
b. Show that...