Question: 4. In an arithmetic sequence a -1 10, and a. = 170. Find the first term a and the common difference d. Find an equation

4. In an arithmetic sequence a -1 10, and a. = 170. Find the first term a and the common difference d. Find an equation for the general term a, 5. In an arithmetic sequence a, = 205, and a,, =175. Find the first term a and the common difference d. Find an equation for the general term a, a= d=

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