Looking for something else?

Not the answer you are looking for? Search for more explanations.

## More answers

Looking for something else?

Not the answer you are looking for? Search for more explanations.

- anonymous

Janet said that the common difference in the sequence below is -2. Is she correct? Justify your answer using complete sentences and proper grammar.
1, -2, 4, -8....

Get our expert's

answer on brainly

SEE EXPERT ANSWER

Get your **free** account and access **expert** answers to this

and **thousands** of other questions.

Get your **free** account and access **expert** answers to this and **thousands** of other questions

- anonymous

- jamiebookeater

I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!

Get this expert

answer on brainly

SEE EXPERT ANSWER

Get your **free** account and access **expert** answers to this

and **thousands** of other questions

- freckles

well what are the following equal to
term-previous term:
-2-1=
4-(-2)=
-8-4=

- freckles

if they are all the same number then the sequence does have a common difference
and whatever number that is is the common difference

- anonymous

So yeah

Looking for something else?

Not the answer you are looking for? Search for more explanations.

- freckles

did you actually perform the differences above?

- anonymous

yes .

- freckles

-2-1=?
4-(-2)=?
-8-4=?

- freckles

so you got each one of those is -2?

- anonymous

No

- freckles

right the answer is no the sequence doesn't have a common difference because
-2-1 is not the same as 4-(-2) or the same as -8-4

- anonymous

but i thought because when multiplied by -2 idk i thought multiplying made sense

- freckles

common difference assumes you have an arithemetic sequence and we don't

- anonymous

ooohhhhhhhhh

- freckles

common ratio assumes we have a geometric sequence which we do

- freckles

the word that makes the whole thing false is the difference word

- freckles

if they said common ratio then it would have been true

- anonymous

ohh , thank you so much .

- freckles

since term/previous term =-2
that is -2/1=4/-2=-8/4=-2

- freckles

and np

Looking for something else?

Not the answer you are looking for? Search for more explanations.