Which of the statements is true regarding the false-position method in solving \(f(x) = x^3 + x^2 - 5x\) with \(x_l = -3\) and \(x_u = 3\)?单项选择题

题目图片
A

a. A single root will be returned

B

b. Two roots will be returned

C

c. Three roots will be returned

D

d. False-position method cannot be used with these bounds

E

e. This equation has no real roots

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