Which real numbers are zeros of the function? f(x) = 3x^4 − x^3 − 27x^2 + 9x select each correct answer. a. −3 b. −1 c. −13 d. 0 e. 13 f. 1 g. 3

Asays "we are both knaves" and b says nothing. exercises 24–31 relate to inhabitants of an island on which there are three kinds of people: knights who always tell the truth, knaves who always lie, and spies (called normals by smullyan [sm78]) who can either lie or tell the truth. you encounter three people, a, b, and c. you know one of these people is a knight, one is a knave, and one is a spy. each of the three people knows the type of person each of other two is. for each of these situations, if possible, determine whether there is a unique solution and determine who the knave, knight, and spy are. when there is no unique solution, list all possible solutions or state that there are no solutions. 24. a says "c is the knave," b says, "a is the knight," and c says "i am the spy."

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

Solve this problem! extra ! 3025/5.5 = a/90.75