menu
Qammunity
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Find 2r2 + 3s3 − r2 + 4t2 − r2 if r = −2, s = −3, and t = 5.
asked
Nov 9, 2017
135k
views
5
votes
Find 2r2 + 3s3 − r2 + 4t2 − r2 if r = −2, s = −3, and t = 5.
Mathematics
high-school
Steven Hansen
asked
by
Steven Hansen
7.9k
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.
1
Answer
1
vote
-8+ (-27) +4+ 40=
-35 + 44=
9
You can use PEMDAS
Masud Jahan
answered
Nov 15, 2017
by
Masud Jahan
8.2k
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
Feb 4, 2017
67.0k
views
Evaluate the following expression using the values given: Find 2r2 + 3s3 − r2 + 4t2 − r2 if r = −2, s = −3, and t = 5.
AndersTornkvist
asked
Feb 4, 2017
by
AndersTornkvist
8.8k
points
Mathematics
high-school
2
answers
0
votes
67.0k
views
asked
May 18, 2017
47.9k
views
2r2 + 3s3 − r2 + 4t2 − r2 if r = −2, s = −3, and t = 5.
Wichert Akkerman
asked
May 18, 2017
by
Wichert Akkerman
8.3k
points
Mathematics
high-school
2
answers
4
votes
47.9k
views
asked
Dec 6, 2017
214k
views
2r2 + 3s3 − r2 + 4t2 − r2 if r = −2, s = −3, and t = 5
Oleksandra
asked
Dec 6, 2017
by
Oleksandra
7.9k
points
Mathematics
high-school
1
answer
5
votes
214k
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
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