Question: (a) Explain how we know that the given equation must have a root in the given interval. (b) Use Newtons method to approximate the root

(a) Explain how we know that the given equation must have a root in the given interval.

(b) Use Newton’s method to approximate the root correct to six decimal places.

—2х5 + 9х4 — 7x3 — 11х — 0, [3,4]

25 + 94 7x3 11 0, [3,4]

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