tayloremeryp89k3g tayloremeryp89k3g

17-05-2018
Mathematics

contestada

What is the sum of the seven terms of the geometric series 2- 8+32-...?

S7=6554
S7=-8192
S7=8192
S7=10922

Respuesta :

Аноним Аноним

17-05-2018

The first term is 2 and the common ratio = -8/2 = -4

S7 = 2 * (-4)^7 - 1
------------- = 6554 answer
-4-1

Answer Link

Otras preguntas

The initial speed of a body is 2.98 m/s.What is its speed after 1.6 s if it accelerates uniformly at 2.51 m/s^2?Answer in units of m/sWhat is its speed after 1.

Where did the major revolutions of 1848 occur?

What can you do to help protect the environment? What can your classmates do? What can the community do? What will happen if we take no action to protect the en

20x+5y=-15 solve for y

What is the economic type of Afghanistan?

The area of a circle is to be computed by measuring the radius. The actual radius is r=2.67, but it was measured with an error. It was measured to be r= 2.69 a)

Who's is the promised Messiah Redeemer savior and lord

2 over 5 as a percent

What two things combine to make up our modern evolutionary theory?

A map of Nelson County is laid out in the standard (x,y) coordinate plane below, where the center of the county is at (0,0). a cell phone tower is at (5,4) and