\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
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A parabola has x-intercepts at \((-5,0)\) and \((1,0)\) and opens downwards. Which of the following could be its equation?
\(f(x) = (x+5)(x-1)\)
\(f(x) = -(x-1)(x+5)\)
\(f(x) = (x+1)(x-5)\)
\(f(x) = -(x+1)(x-5)\)
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