subject
Mathematics, 03.08.2020 14:01 kyle65

If the sum of the first n terms of an AP is 1/2 (3n^2+7n),then find its nth term. Hence write its 20th term.​

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 16:40
Which of the following is the correct equation for this function? a. y= (x+4)(x+2) b. y=x^2+ 3x – 2 c. y+ 2 = – 2(x+3)^2 d. y+ 2 = 2(x+3)^2
Answers: 1
question
Mathematics, 21.06.2019 17:30
The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number
Answers: 1
question
Mathematics, 21.06.2019 20:30
Acircus act has 3 times as many elephants as acrobats. jorge noticed that all together there were 56 legs in the circus ring. how many elephants were in the show?
Answers: 2
question
Mathematics, 21.06.2019 21:00
Acomputer store buys a computer system at a cost of ​$370.80. the selling price was first at $ 618​, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.
Answers: 1
You know the right answer?
If the sum of the first n terms of an AP is 1/2 (3n^2+7n),then find its nth term. Hence write its 20...
Questions
question
Mathematics, 27.09.2019 00:00
question
Mathematics, 27.09.2019 00:00
question
Mathematics, 27.09.2019 00:00
question
Geography, 27.09.2019 00:00
Questions on the website: 12086884