What is the equation for the axis of symmetry of the quadratic function f(x) = 5x2 + 20x - 16?

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anonymous · Answer 1 · 2012-12-08T11:27:53+0000

5x^2 +20x-16=0

is a parabola that go up

take dy/dx=10x+20 & set it tu zero tu get point weer tangent slope=0

10x+20=0...10x=-20, x=-2

x=-2 define vertikal line=axis av symmetry av parabola

anonymous · Answer 2 · 2013-11-11T23:21:07+0000

What is the axis of symmetry for f(x) = −5x2 − 20x − 10?

What is the equation for the axis of symmetry of the quadratic function f(x) = 5x2 + 20x - 16?

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