themediamafia73
2022-09-15
Answered

Write the first six terms of the sequence ${a}_{n}=3n+1$

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asked 2021-08-15

For each of the following sequences, write a formula for the general term. Then use the formula to find

1)

2)

3)

4)

asked 2021-08-17

The sum of three numbers is 74. The second number is 10 more than the first. The third number is 2 times the first. What are the numbers?

asked 2022-01-24

Given the first 5 terms, write down the general term

(a)$80,74,68,62,56\dots$

(b)$3,1,\frac{1}{3},\frac{1}{9},\frac{1}{27},\dots$

(c)$\frac{4}{5},-\frac{8}{11},\frac{16}{17},-\frac{32}{23},\frac{64}{29},\dots$

(a)

(b)

(c)

asked 2022-05-12

Which of these sequences are geometric sequences?

1) $2,4,8,16,32,64,128,...$

2) $100,-50,25,-12.5,6.25,-3.125,1.5625,-0.78125,...$

3) $1,1,2,3,5,8,11,...$

4) $3,6,9,12,15,18,21,\dots $

1) $2,4,8,16,32,64,128,...$

2) $100,-50,25,-12.5,6.25,-3.125,1.5625,-0.78125,...$

3) $1,1,2,3,5,8,11,...$

4) $3,6,9,12,15,18,21,\dots $

asked 2022-06-06

Let ${a}_{n}=\frac{1}{2n}-1$ for $n=1,2,3,...$

Write out the first three terms of these sequences

a) ${b}_{n}={a}_{n}+1$

b) ${c}_{n}={a}_{n}+3$

c) ${d}_{n}=\frac{a}{2n}$

Write out the first three terms of these sequences

a) ${b}_{n}={a}_{n}+1$

b) ${c}_{n}={a}_{n}+3$

c) ${d}_{n}=\frac{a}{2n}$

asked 2021-03-02

Prove that sequence $(-1{)}^{n}$ is not convergent .

asked 2021-12-10

List the first 10 terms of each of these sequences.

the sequence that begins with 3, where each succeeding term is twice the preceding term.

the sequence that begins with 3, where each succeeding term is twice the preceding term.