Question 5 (1 point) Let S(x,y) be the predicate "person x has spoken to person y," where the domain for the variables x and y is the set of all people. Express the following symbolic proposition as an English sentence: VxVYS(x,y) Some person has spoken to everyone. Every person has spoken to everyone. Some person has spoken to someone. Every person has spoken to someone. Question 7 (1 point) Saved Let T(x) be the predicate "person x owns a tuba" and S(x) be the predicate "person x owns a saxophone," where the domain for the variable x is the set of all people. Express the following English sentence as a symbolic proposition: "There is a person who owns a tuba and a saxophone" O J.(T(2) 1 S(x)) (JxT(2)) ^ (JxS(2)) O Vx(T(2) A S(x)) (VT(x)) A (V#S(2)) Question 9 (1 point) Let M(x,y) be the predicate "person x has seen movie y," where the domain for x is the set of all people and the domain for y is the set of all movies. Express the following English sentence as a symbolic proposition: "Every movie has some person who has not seen it." O Vy=x-M(2,y) OVg M(x, y) O 3xVy-M(x,y) OBYVx-M(x,y) Question 10 (1 point) Let the domain of the variable x be the set of all integers. Consider the following expression: Vx(x 2) Which one of the expressions given below is equivalent to the above expression? O Vx(x > 0 V x 0 V x 013 0 V x