Let c be a real constant. Show that the equation x – 15x +c=0 has at most one real root in the interval [-2, 2].

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A: Given, fx = 8x3 - 18x2 - 11x + 15fx = 0 ⇒ 8x3 - 18x2 - 11x + 15 = 0Apply hint and trial method,put x…

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Q: Let c be a real constant. Show that the equation x – 15x + c = 0 has at most one real root in the…

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