👤

Assessment Q1W5
Solve. Show your solutions
1. Find the sum of the first 24 terms of the arithmetic sequence 8, 13, 18,...
2. The sum of all odd numbers from 1 to 100?
3. Find the sum of the first 25 multiples of 8.
4. The 3rd term of an arithmetic sequence is -12 and the seventh term is 8. What is
the sum of the first 10 terms?​