By examining the following sequences, write a difference equation to represent the chang...

By examining the following sequences, write a difference equation to represent the change during the nth interval as a function of the previous term in the sequence.

a. {2, 4, 6, 8, 10, . . .}

b. {2, 4, 16, 256, . . .}

c. {1, 2, 5, 11, 23, . . .}

d. {1, 8, 29, 92, . . .}