Help me, i want to find the explicit formula for the following sequence 6, 12, 24, ...

Terry Briggs
2022-09-11
Answered

Help me, i want to find the explicit formula for the following sequence 6, 12, 24, ...

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asked 2022-09-04

What is the pattern in the sequence 2, 5, 10, 17, 28, 41, 58, 77, 100?

asked 2022-01-07

Find the limits of the sequences

$\sum _{n}^{\mathrm{\infty}}=1\frac{n\times \mathrm{ln}\left(n\right)}{{n}^{2}+1}$

$\sum _{n}^{\mathrm{\infty}}=1\frac{\mathrm{sin}\left(n\right)}{n}$

asked 2022-01-24

Find the limits of the sequences:

a)$a}_{n}=\frac{\mathrm{ln}n}{n+1$

b)$a}_{n}=n\mathrm{sin}\frac{2}{n$

$(n=1,2,3,\dots )$

a)

b)

asked 2022-05-13

How many terms are there in each of the sequences?

$a.56,57,58,59,...,456$

$b.1,5,{5}^{2},{5}^{3},...,{5}^{40}$

$c.100,200,300,400,...,40000$

$d.1,3,9,27,81,243,...,6561$

$a.56,57,58,59,...,456$

$b.1,5,{5}^{2},{5}^{3},...,{5}^{40}$

$c.100,200,300,400,...,40000$

$d.1,3,9,27,81,243,...,6561$

asked 2022-01-24

Finish the sequence

$7,3,\u20131,-5,-9,\u201313,?,?$

$1,1,2,3,5,8,13,?,?$

$32,30,26,20,12,?,?$

asked 2022-04-05

Find the z-transform for the sequences

1)$x\left(n\right)=10u\left(n\right)$

2)$x\left(n\right)=10\mathrm{sin}\left(0.25\pi n\right)u\left(n\right)$

1)

2)

asked 2022-04-06

Find the z-transform f(z) $f\left(n\right)={\left(0.5\right)}^{\nu}\left(n\right)+{\left(1.5\right)}^{\nu}(-n-1)-2\delta \left(n\right)$