Which of the following is not true about the parabola $f(x) = -6(x+4)^2$? Its vertex is $(-4,0)$ It is stretched by a factor of 6 It opens upwards It is horizontally translated left 4 units
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Step 1: The vertex form of a parabola is f(x)=a(x-h)²+k, where (h,k) is the vertex. Show more…
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