An arithmetic sequence has a as the first term and 2d as the common difference. The sum of the first 50 terms is T. Another sequence, with first term a+d, and common difference 2d, is combined...

An arithmetic sequence has a as the first term and 2d as the common difference. The sum of the first 50 terms is T. Another sequence, with first term a+d, and common difference 2d, is combined...

7a. The first three terms of an arithmetic sequence are 36, 40, 44, ... (i) Write down the value of d. (ii) Find u8 . 7b. (i) Show that Sn = 2n2 +...

Find that serial and give details to me

Please answer as soon as possible!ð This is for my friend and not for me ð Its her exam tomorrow ð Thank you do much in advance!ðð

Help pls for assignment what formula will i use arithmetic or geometric

Nth term of sequence 1, 3, 15, 61, 213 and also 6th term ...thx

Please can anyone solve this realy hard sequence problem?

In other words: Pattern 1= 3 line segments (1 triangle) Pattern 2= 9 line segments (4 triangles) Pattern 3= 30 line segments (16 triangles) etc.......

81,27,9,3,_,_

Show all work. 2, -7, -16, -25, ...

is it 10 or 13 or 5?

let âĐxnâŠn=1...â be a sequence satisfying xn+1=xn-xn-1 for each n. Prove that â n â N, xn+6=xn by induction Please help me. I'm reviewing for my final and something...

The possible answers are: 1595 800 695 1840 1595 800 695 1840

in the sequence an the n-th term is defined as (an-1-1)2.if a3=64 then what is the value of a1? can anybody show me the shortest method to solve this?

A ball is thrown vertically upwards from the ground. It rises to a height of 10m and then falls and bounces. After each bounce it rises vertically to 2/3 the height from which it fell. (i)...

I am 65 years old and I can not figure this out.!

what is the nth term and the formula for the sequence 2,1,4,3,12,0,0,8,6,8

Trying to find the next number in this sequence of numbers

Hello, could you help me find the formula for this series, please? How do I go about it? 4,9,16,25,...I know it starts with adding 5 and adding 2 more with every number, so adding 7 next,...

I ve been tasked to find the answer to the question,the number of the sequence is 17,if the second is 3, what is the first number?help Me with the answer and calculations