menu
Qammunity
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Find the sum: (2x7 + x5 - 3x3 + 12x) + (3x6 - 5x4 - 3x2 + 20). A. 2x6 - 3x4 - 2x3 - x2 + 20x B. 4x7 + x6 - 2x5 + 2x4 - 5x3 - x2 + 17x + 20 C. 2x7 + 3x6 + x5 - 5x4 - 3x3 - 3x2 + 17x + 20 D. 2x7 + 3x6 +
asked
Oct 10, 2019
144k
views
4
votes
Find the sum: (2x7 + x5 - 3x3 + 12x) + (3x6 - 5x4 - 3x2 + 20).
A. 2x6 - 3x4 - 2x3 - x2 + 20x
B. 4x7 + x6 - 2x5 + 2x4 - 5x3 - x2 + 17x + 20
C. 2x7 + 3x6 + x5 - 5x4 - 3x3 - 3x2 + 17x + 20
D. 2x7 + 3x6 + x5 - 5x4 - 3x3 - 3x2 + 12x + 20
Mathematics
high-school
Shantie
asked
by
Shantie
8.1k
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
Answer:
6x^5-5x^4+6x^3-x^2+12x-31
Explanation:
Endoro
answered
Oct 10, 2019
by
Endoro
8.3k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
0
votes
The answer should be choice D
Lxe
answered
Oct 16, 2019
by
Lxe
8.1k
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
Jul 4, 2019
98.5k
views
Which polynomial is in standard form? A) 2x + 3x3 + 5x5 + 9x4 + 2x B) 5 + 3x + x2 + 2x4 + 2x5 C) 8x7 + 3x6 + x5 + 5x4 − 2x3 D) 8x2 + 3x5 + x6 + 5x7 − 2
Priyam Singh
asked
Jul 4, 2019
by
Priyam Singh
7.6k
points
Mathematics
high-school
2
answers
0
votes
98.5k
views
asked
Nov 20, 2021
4.7k
views
Which polynomial is in standard form? A) 2x + 3x3 + 5x5 + 9x4 + 2x B) 5 + 3x + x2 + 2x4 + 2x5 C) 8x7 + 3x6 + x5 + 5x4 − 2x3 D) 8x2 + 3x5 + x6 + 5x7 − 2
Dumi Jay
asked
Nov 20, 2021
by
Dumi Jay
8.4k
points
Mathematics
high-school
1
answer
3
votes
4.7k
views
asked
Oct 10, 2018
150k
views
Find the sum: (x8 + 3x6 - 4x4 + 10x) + (2x7 - 4x5 - x3 + 10). A. 3x7 - 7x5 - x2 + 20 B. x8 + 2x7 + 3x6 - 4x5 - 4x4 + x2 + 9x + 10 C. 2x7 + 4x6 + 2x5 - 2x4 - 5x3 - x2 + 17x + 17 D. x8 + 2x7 + 3x6 - 4x5
Douglas Porto
asked
Oct 10, 2018
by
Douglas Porto
8.2k
points
Mathematics
high-school
2
answers
5
votes
150k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Other Questions
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
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
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.
The cost of 5 similar digital cameras and 3 similar video cameras is 3213. Each video camera costs 4 times as much as each digital camera. John buys a digital camera and a video camera. How much does he
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity