EmmittDesloge EmmittDesloge

11-07-2015
Mathematics

contestada

Write the explicit formula that represents the geometric sequence -2, 8, -32, 128

Respuesta :

Benjamin16 Benjamin16

11-07-2015

[tex]a_{1}=-2 \\ \\ a_{2}=8 \\ \\ q= \frac{a_{2}}{a_{1}} \\ \\ q= \frac{8}{-2}=-4 \\ \\ a_{n}=a_{1}*q^{n-1} \\ \\ a_{n}=-2*-4^{n-1} [/tex]

Answer Link

Otras preguntas

la recate a été détruite par par los Criquets le a dé de nit, por los tav borio du hayonnage 16- Exacice inverve. Retrouvez la forme active correspondant à chaq

Manual company predicts it Will operate at 80% of its productive capacity. It’s overhead allocation base is DL and it’s standard amount per allocation base is .

The area of the outer rectangle above is 80ft², and the area of the inner rectangle is 68ft². What is the area of the shaded region?

verify the identity. Show the work.sin(a+b)/sin(a-b) = tan(a)+tan(b)/tan(a)-tan(b)

Which text is not an example of parody?

If Ken answered shrewdly because he knew his younger brother had talked his parents into letting him go on he and his friends adventure, what is a synonym for

If a food has many calories relative to its physical size it’s considered to have a

Question 13 (Solutions on page point by light, inextensible strings of equal length, making an angle of 20° with each other Two positively charged metal spheres

Solve these equations. |x + 1/2| = 3. Find x/

Help pleaseeeee on #6 and #8!!!!