Question

how sigma is written ​

Answer 1

Hope it will help you

Brainliest plz

Answer 2

ANSWER. ...

Σ This symbol (called Sigma) means "sum up"

I love Sigma, it is fun to use, and can do many clever things.

So Σ means to sum things up ...

Sum What?

Sum whatever is after the Sigma:

Σ

n

so we sum n

But What Values of n ?

The values are shown below

and above the Sigma:

4

Σ

n=1

n

it says n goes from 1 to 4,

which is 1, 2, 3 and 4

please give me brainilest mark