2 years ago

PLEASE HELP ME GUYS!!

1 answer:

Softa [21]2 years ago

8 0

Answer:

n=20

Step-by-step explanation:

$S_{n} =\frac{n(a_{1}+a_{n})}{2}\\\\1260 =\frac{n(25+101)}{2} \\\\n = 20$

You might be interested in

Burka [1]

Answer:

Step-by-step explanation:

8 0

2 years ago

erik [133]

Answer:

-1 -2 -3 -4 -5 -6 -7 -8 -9 -10 1:2

5 0

2 years ago

cricket20 [7]

3. Banks use interest in order to make a cut of the money.

4 0

2 years ago

Wittaler [7]

The answer is Alex Rodriguez
shbsshbsshbsshbsshbsshbshbs

5 0

2 years ago

AysviL [449]

The answer is 12, hope this helps

3 0

2 years ago