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How do I rotate a parabola from opening up to opening horizontally?

Sagot :


instead of being f(x)={some function of x}, switch the variables to f(y)={some function of y}
AL2006
-- take the equation of the parabola

-- wherever you see 'y' in the equation, write 'x'

-- wherever you see 'x' in the equation, write 'y'