\(x^2 + 13x + 40=0\)
\(x^2 - 13x - 40=0\)
\(x^2 - 3x +40=0\)
\(x^2 + 3x - 40=0\)
Correct answer is D
Equation with roots -8 and 5: (x + 8)(x - 5) = 0
\(x^2 - 5x + 8x - 40 = 0\)
\(x^2 + 3x - 40 = 0\)
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