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

set of whole numbers from 1 to 15 set a all even numbers in the set

-4x-y+4 when x=-1 4 and y=3

I just took a science test and got a 80% on the test. CBA's are 50% of our grade and I had a 98% in science class. How much will my grade drop?, what will my ne

Maintenance is classified into how many categories ?

Analyze the purposes of map projections (political, physical, special purpose) and explain the applications of various types of maps. Use the map below to answe

Pls help me thx! I would appreciate it!

A 42.0 g sample of compound containing only C and H was analyzed. The results showed that the sample contained 36.0 g of Cand 6.0 g of H. Which of the followin

need help with this

The cell membrane is described as being fluid because: A. the phosphate groups move between fatty acids. B. the membrane lets materials pass through it. C. the

Solve for X, and show the equation you would use to solve.