Question 7 There was a study done on oxygen consumption of snails as a function of pH, and the result was a degree 4 polynomial function whose graph is shown below. 0.10₁ Oxygen Consumption (cc/hr) 0.08- 0.06 0.04 0.02- 0.00 6 7 8 pH Which statement about this function is incorrect? A The degree of the polynomial is even. B There is a positive leading coefficient. C At two pH values, there is a relative maximum value. D There are two intervals where the function is decreasing. 9 10

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Q: 2. p → (q^r) -q/ -p

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Q: 1. p q <b d-::: /-

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