Hi

 Y=3/4(x+2)^2-5

1) the vertex  (-2,-5)

 2) opening up or down: 3/4> 0 Opening Up along x = -2

 3) wider or narrower comparing with y=x^2   

 4)Domain and range: y ≥ 5, Domain: all real numbers

 5) axis of symmetry x = -2



 

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