menu
QAmmunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
1. Find the sum. (4n2 + 2n + 8) + (5n2 + n + 13) A. 9n2 + 3n + 21 B. 9n4 + 3n2 + 21 C. 9n2 + 2n + 21 2. Find the sum. (2x2 - 5x + 2) + (x2 - 2x + 5) A. 3x2 - 7x + 7 B. 3x2 - 3x + 7 C. 2x2 + 3x + 7
asked
Feb 18, 2018
76.4k
views
3
votes
1. Find the sum. (4n2 + 2n + 8) + (5n2 + n + 13)
A. 9n2 + 3n + 21
B. 9n4 + 3n2 + 21
C. 9n2 + 2n + 21
2. Find the sum. (2x2 - 5x + 2) + (x2 - 2x + 5)
A. 3x2 - 7x + 7
B. 3x2 - 3x + 7
C. 2x2 + 3x + 7
Mathematics
middle-school
Malak
asked
by
Malak
6.9k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
2
Answers
3
votes
4n square +2n and 8 or..... tell me first square or any other
Bereng
answered
Feb 18, 2018
by
Bereng
8.1k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
5
votes
The answer would be A for question 1, and for question 2 the answer would be A as well.
Shinell
answered
Feb 23, 2018
by
Shinell
8.3k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Jan 24, 2020
113k
views
Which expression has a coefficient of positive 1 for the term n? A) 5n2 + 6n - 1 B) 2n2 - 5n + 1 C) 3n2 + n - 2 D) 4n2 - n + 9
Nehal Damania
asked
Jan 24, 2020
by
Nehal Damania
8.5k
points
Mathematics
middle-school
1
answer
3
votes
113k
views
asked
Mar 20, 2024
72.0k
views
Find the limit of the sequence: 4n2+n+2 9n2+2n+3 an Limit =
Phaneven
asked
Mar 20, 2024
by
Phaneven
8.1k
points
Mathematics
high-school
1
answer
2
votes
72.0k
views
asked
Oct 22, 2022
206k
views
What is (4n + 3n2 + 2) - (n - 6n +1) simplified? A -3n2 + 3n-2 C 9n2 + 3 + 2 B 3n2 + 3n + 2 D 9n2 + 3n + 1 C 9n2 + 3n + 2 D 9n2 + 3n + 1
Timothy James
asked
Oct 22, 2022
by
Timothy James
8.5k
points
Mathematics
college
1
answer
1
vote
206k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.5m
questions
12.2m
answers
Other Questions
What is .725 as a fraction
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search QAmmunity.org