| John Fair Stoddard - Arithmetic - 1856 - 312 pages
...however, notice but few of them, and refer the student to Algebra for the others. CASE I. ART. 223. Given **the first term, the common difference, and the number of terms, to find the last term.** 1. What is the 25th term of an arithmetical progression, the first term of which is 6 and the common... | |
| Charles Guilford Burnham - 1857 - 342 pages
...Therefore, Arti 237 • — When the first term, the number of terms, and common difference are given, **to find the last term : RULE. Multiply the number of terms, less** 1, by the common difference, and to the product add the first term, and the sum will be the last term.... | |
| Charles Guilford Burnham - Arithmetic - 1857 - 328 pages
...Therefore, Art* 287 »- — When the first term, the number of terms, and common difference are given, **to find the last term : RULE. Multiply the number of terms, less** 1, by the common difference, and to the -product add the first term, and the sum ivill be the last... | |
| Charles Davies - Algebra - 1859 - 130 pages
...that ho must travel four yards hi addition for each additional stone which he brings. Hence, we have **the first term, the common difference, and the number of terms, to find the** sum of the series. • First, to find the last term. We have, I = a + (n — l)r. Making a = 4, n =... | |
| Francis Walkinghame - 1859 - 200 pages
...Ans. 6. VI. The first term, the number of terms, and the common difference given to find the last. **RULE. Multiply the number of terms, less one, by the common difference,** to which product add the first term. /, я, d, are given to find /. я,— 1 xd,+n,=l. 16. What is... | |
| Charles Davies - Arithmetic - 1861 - 496 pages
...common difference ; 4th, The number of terms ; 5th, The sum of all the terms. CASE I. 395. Having given **the first term, the common difference, and the number of terms, to find the last term.** 1. The first term of an increasing progression is 4, the common difference 3, and the number of terms... | |
| Charles Davies - Arithmetic - 1863 - 346 pages
...three of these parts are known or given, the re* raaining ones can be determined. CASE I. 378. Knowing **the first term, the common difference, and the number of terms, to find the last term.** 1. The first term is 3, the common difference 2, and the number of terms 19 : what is the last term... | |
| John Fair Stoddard - Arithmetic - 1868 - 356 pages
..." s. NOTE. — Half the sum of any two numbers is called their Ariffiinetical Mean. 444* Given t7ie **first term, the common difference, and the number of terms, to find the last term,** 1. The first term of an ascending series is 8, the common difference 5, and tho number of terms 40... | |
| John Fair Stoddard - Arithmetic - 1868 - 428 pages
...NOTE. — Half the sum of any two nnmbere is called their Arithmetical titan. 444* Given the flrat **term, the common difference, and the number of terms, to find the last term.** 1. The first term of an ascending series is 8, the common difference 5, and the number of terms 40... | |
| Edward Brooks - Arithmetic - 1877 - 528 pages
...The last term, I. 4. The number of terms, n. 5. The sum of all the terms, S. CASE I. .S-1.5. Given, **the first term, the common difference, and the number of terms, to find the last term.** 1. The first term is 4, the common difference 3, and the number of terms 8 ; required the last term.... | |
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