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11-05-2017
Mathematics

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What is the equation of the axis of symmetry of y = 2x^2 + 4x - 3

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ghanami ghanami

11-05-2017

hello :
h(x) = 2x² −4x -3= 2(x²-2x)-3 =2((x-1)²-1)-3
h(x) =2(x-1)²-5 .....(vertex form)
the axis of symmetry is the line of equation : x=1

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