Kayla L.
asked • 01/25/18
Determine if the equation in 2 variables has y-axis symmetry or origin symmetry. Justify.
Bobosharif S.
answered • 01/25/18
Mathematics/Statistics Tutor
y=x4 - 3 x2 + 1 is an even function: f(-x)=f(x). Even function is symmetric w.r.t y axis. Why? I think you have to know that.
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