1answer.
Меню
Ask question
Login
Signup
Ask question
Menu
All categories
English
Mathematics
Social Studies
Business
History
Health
Geography
Biology
Physics
Chemistry
Computers and Technology
Arts
World Languages
Spanish
French
German
Advanced Placement (AP)
SAT
Medicine
Law
Engineering
masha68
[24]
3 years ago
12
Help please. I don’t understand this topic
Mathematics
Answer
Comment
Send
1
answer:
forsale
[732]
3 years ago
7
0
The first option is your answer.
Sigma notation is just a fancy way to shorten a sum of a series of numbers using a set equation. The "n =" tells you where to start in the sequence and the top number tells you where to stop.
Send
You might be interested in
Which equation describes the same line asy- 3 =-1(x+ 5)?
aliya0001 [1]
The answer would be A
6
0
3 years ago
Write an algebraic expression for each verbal expression. 1. the sum of k and 8
Sever21 [200]
Answer:
k + 8 = y
17 < 9(x)
4(x²-8)
Step-by-step explanation:
i hope it helps
5
0
3 years ago
Raul tossed a coin and spin a spinner with three equal sections. Based upon the results, what is the probability of tossing a ta
Shkiper50 [21]
H is the answer for the question
5
0
3 years ago
What are zeros of function y=2x2 -3x-20, and why
kykrilka [37]
4 and -2.5
You can get this by first factoring the equation.
(2x + 5)(x - 4)
Then set both equal to zero and solve individually.
4
0
3 years ago
Evaluate u+ xy for u=9, x=9, y=7
Bad White [126]
U+xy
On replacing for u, x and y.
=9+9*7
=9+63
=72
5
0
3 years ago
Other questions:
This year Jack will be 2 years from being twice as old as your sister Jen. The sum of Jack's age and three times Jen's age is 66
5
·
1 answer
Please, help im being timed !!!
15
·
1 answer
What is the area of the triangle shown?<br><br><br><br> A) 5 <br> B) 6 <br> C) 12 <br> D) 30
8
·
2 answers
What is the number of parking space covered by the car?
15
·
1 answer
A sector of a circle has a central angle measure of 300. The diameter of the circle is 26 centimeters What is the approximate ar
7
·
1 answer
What is the expanded form of 720.058
9
·
2 answers
a 10 foot ladder is leaning against a wall if the ladder reaches 8 feet up the wall how far is the base of the ladder from the w
11
·
1 answer
3. Find the volume of the pyramid.
15
·
1 answer
Drag the tiles to the boxes to form correct pairs. Not all tiles will be used.
9
·
2 answers
At the first pep rally of the season, the football team and the volleyball team were presented to the student body. During the p
6
·
1 answer
×
Add answer
Send
×
Login
E-mail
Password
Remember me
Login
Not registered?
Fast signup
×
Signup
Your nickname
E-mail
Password
Signup
close
Login
Signup
Ask question!