3.3.47 Given the following Tarski world: The domains of all variables consist of all the objects in the Tarski world. 8 For the following statement: "There is a triangle x such that for all circles y, x is above y." (a) indicate whether the statement is true or false and justify your answer, (b) write the above statement using the formal logical notation (as illustrated in Example 3.3.10), and (c) write the negation of the given statement using the formal logical notation