bmisses bmisses

03-03-2018
Mathematics

contestada

What is the sum of the first 7 terms of the series −4+8−16+32−... ?

Respuesta :

Equanimity Equanimity

03-03-2018

-4 + 8 = 4;
4 - 16 = -12;
-12 + 32 = 20;
20 - 64 = -44;
-44 + 128 = 84;
84 - 256 = -172.

The sum of the first 7 terms in this series is -172.

I hope this helps!

Answer Link

Otras preguntas

You lift a 45-newton bag of mulch 1.2 meters and carry it a distance of 10 meters to the garden. How much work was done?

The area of a storm shelter is 24 square meters the length is 5 and one third meters what is the width of the storm shelter?

Please help. What is the value of the expression when a = 3 and b = 2? 3a^3 + 2b^3A.78 B.97C.135 D.745

My daugher is trying to Solve -7.8x=-1.56

what continent does a moose live on?

In which area did the Freedmen's Bureau have the most success for African Americans?

What comes next in the pattern?

describe all the numbera that when rounded to the nearest thousand are 645,000

Which is farther from the equator 30°N or 30°S

the baby elephant weighs 435 pounds. what is its weight rounded to the nearest hundred pounds?