PZ HELP I HAVE A DEADLINE Which of the following statements is (are) true for all positive integers?
1) n^3 + 2n is divisible by 3.
2) 5^2n -1 is divisible by 24.

Both statements are true.

None of the statements are true.

Only the first statement is true.

Only the second statement is true.

(98 points) i need with 5 questions. answer definitions are welcomed, but not necessary.

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.

Ineed with this problem 21 show steps