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

Identify explicit formula for the sequence 3, 6, 9, 12, 15, ...

3. Students from 4 classes at Franklin Elementary School are going on a field trip to the theater. Each class has 30 students. There will also be 6 teachers and

Can someone help me out with this question fast!?!?!

A watermelon weighs 4.2 kg and a pumpkin weighs 2 kg 250g Express the total weight of the items in kilograms. (30 points

3 An egg is thrown upward with an initial speed of 4 m/s. After 6 seconds, the egg's velocity is m/s

How can this sentence be changed into a compound sentence? Muriel will hand out the yearbooks you can pick one up in the student government office. • A. Add a c

Which word best fills in the blank? The height of land above sea level is called altitude or O plateau O elevation Olatitude O direction

Where is the moon? I’m graduated so my points are up for grabs cause I’ll never use them. I have to at least as a question with it though.

5. What metaphor did Las Casas use to describe the natives and where does this metaphor come from?

Which graph represents the linear equation below y+1=2/3(x-6)