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Q33. Find a bound on the real zeros of the polynomial function f(x) = x 4 - 8x 2 - 9. a. -17 and 17

Q33. Find a bound on the real zeros of the polynomial function f(x) = x⁴ - 8x² - 9.

a. -17 and 17

b. -9 and 9

c. -18 and 18

d. -10 and 10

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