Answers:
#1: P four equals four equals k is an element of zero, n minus one times, n is an element of N four times three times plus bi equals c plus di if and only if a equals c raised to the power of b plus x r two two times one equals
#2: P four equals four equals k is an element of zero, times n minus one, n is an element of N four times three times plus bi equals c plus di if and only if a equals c raised to the power of b plus x r two two times one equals
#3: P times four equals four equals k is an element of zero, n minus one times, n is an element of N four times three times plus bi equals c plus di if and only if a equals c raised to the power of b plus x r times two two times one equals
#4: Pfour equals four equals k is an element of zero, n minus one times, n is an element of N four times three times plus bi equals c plus di if and only if a equals c raised to the power of b plus x rtwo two times one equals