Using the Upper and Lower Bound Theorem, show all zeros of P(x) 2x 4 7x 3 x 2 18x 3 are bounded by 1 and 4 Please clearly explain why 1 and 4 are the upper and lower bounds

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Question: Using the Upper and Lower Bound Theorem, show all zeros of P(x) = 2x 4 - 7x 3 + x 2 - 18x + 3

Using the Upper and Lower Bound Theorem, show all zeros of P(x) = 2x⁴ - 7x³ + x² - 18x + 3 are bounded by -1 and 4. Please clearly explain why -1 and 4 are the upper and lower bounds.

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