Find the sum of the arithmetic sequence 2, 4, 6, 8, 10, 12. Find the sum of the arithmetic sequence 2, 4, 6, 8, 10, 12. A. 48 C. 54 B. 36 D. 42 Solution Click here to… Jhun Vert Tue, 06/18/2024 - 15:40 Solution Click here to expand or collapse this section $S = \frac{1}{2}n(a_1 + a_n)$ $S = \frac{1}{2}(6)(2 + 12)$ $S = 42$ Another Solution Click here to expand or collapse this section $\displaystyle S = \sum_1^6 (2n) = 42$ Practical Solution Click here to expand or collapse this section $S = 2 + 4 + 6 + 8 + 10 + 12$ $S = 42$ Log in to post comments Log in to post comments
Solution Click here to… Jhun Vert Tue, 06/18/2024 - 15:40 Solution Click here to expand or collapse this section $S = \frac{1}{2}n(a_1 + a_n)$ $S = \frac{1}{2}(6)(2 + 12)$ $S = 42$ Another Solution Click here to expand or collapse this section $\displaystyle S = \sum_1^6 (2n) = 42$ Practical Solution Click here to expand or collapse this section $S = 2 + 4 + 6 + 8 + 10 + 12$ $S = 42$ Log in to post comments
Solution Click here to…