What scale is used on the graph in the image 1). no scale
2). 2 cm to 2 units on both axes
3). 1 cm to 2 units on both axes
4). 1 cm to 1 unit on both axes

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step-by-step explanation:

f(x)=2x^2 -1 

translation is a function transformation that transform the function in a way of translating. by translating the function its graph is moved  up an down. moving the function f(x) 2 units to the left will be the new function g(x) with the equation: g(x)=f(x+2)=2(x+2)^2 -1

step-by-step explanation:

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