Suppose that the domain of the propositional function P(x) consists of –5, –3, –1, 1, 3, and 5. Express ∃∃x((x ≥ 0) ∧∧ P(x)) without using quantifiers, instead using only negations, disjunctions, or conjunctions. Click on the choice or choices which correspond to a correct solution.

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

Find cot x if sin x cot x csc x = √2

Gravel is being dumped from a conveyor belt at a rate of 25 ft3/min, and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. how fast is the height of the pile increasing when the pile is 14 ft high? (round your answer to two decimal places.) ft/min