Explain why the arithmetic sequence: 1,14,27,40 contains many terms of the form etc where only digit two appears. how many 2's appear in the sequence? (the nth term rule is 13n-12)

Which of the following are independent events? a) knowing that it is going to rain tomorrow, and bringing an umbrella to schoolb) knowing that you have to get up early tomorrow, and going to bed before 9 p. mc) knowing that it is going to rain tomorrow, and going to bed before 9 p. md) knowing that you have a test in school tomorrow, and studying thw night before