![SOLVED: Write out the first three terms and the last term. Then use the formula for the sum of the first terms of an arithmetic sequence to find the indicated sum: E (- SOLVED: Write out the first three terms and the last term. Then use the formula for the sum of the first terms of an arithmetic sequence to find the indicated sum: E (-](https://cdn.numerade.com/ask_images/ee586dee023346c4ada35f1be4d4f3df.jpg)
SOLVED: Write out the first three terms and the last term. Then use the formula for the sum of the first terms of an arithmetic sequence to find the indicated sum: E (-
The first term in an arithmetic sequence is 3 and the last term is 15. If there are 7 terms in the sequence, what is the common difference? - Quora
![The first and the last terms of an AP are 5 and 45 respectively. If the sum of all its terms is 400 , find the common difference and the number of terms . The first and the last terms of an AP are 5 and 45 respectively. If the sum of all its terms is 400 , find the common difference and the number of terms .](https://haygot.s3.amazonaws.com/questions/1870617_1544265_ans_ea6f9c020a8e420b882b456a9c683976.jpg)
The first and the last terms of an AP are 5 and 45 respectively. If the sum of all its terms is 400 , find the common difference and the number of terms .
![Aim: What is the arithmetic series ? Do Now: Find the sum of each of the following sequences: a) b) ppt download Aim: What is the arithmetic series ? Do Now: Find the sum of each of the following sequences: a) b) ppt download](https://images.slideplayer.com/26/8771989/slides/slide_4.jpg)
Aim: What is the arithmetic series ? Do Now: Find the sum of each of the following sequences: a) b) ppt download
![Question Video: Listing the Terms of an Arithmetic Sequence given the Value of the First and Last Terms | Nagwa Question Video: Listing the Terms of an Arithmetic Sequence given the Value of the First and Last Terms | Nagwa](https://media.nagwa.com/480101692092/en/thumbnail_l.jpeg)
Question Video: Listing the Terms of an Arithmetic Sequence given the Value of the First and Last Terms | Nagwa
![Question Video: Finding the Order and Value of the Last Positive Term in a Given Arithmetic Sequence | Nagwa Question Video: Finding the Order and Value of the Last Positive Term in a Given Arithmetic Sequence | Nagwa](https://media.nagwa.com/525109570253/en/thumbnail_l.jpeg)