Intermediate/Advanced Algebra

For more advanced algebra topics, including Algebra II and Pre-Calculus.
P
find |2a+b|^2, if |vector b|=5, |vector a|=4 |2a-b|=7
Replies
5
Views
873
pka
pka
R
Proof square root 2 irrational
Replies
6
Views
1K
Steven G
Steven G
G
Need help with this Math problem.
Replies
4
Views
983
Otis
Otis
G
Need help with the Algebra problem
Replies
1
Views
671
Deleted member 4993
D
D
Dad needs help! Need to help daughter with Algebra homework.
Replies
3
Views
781
tri
T
W
How?
Replies
7
Views
1K
wifiemail
W
D
Matrix Help
Replies
8
Views
1K
blamocur
blamocur
L
Solving an equation
Replies
10
Views
1K
Luciano Campos
L
X
Please help!
Replies
4
Views
1K
Otis
Otis
N
Linear Algebra: Help understanding why three lines have common point of intersection
Replies
18
Views
5K
Nemanjavuk69
N
G
Problem in solving this radical equation
Replies
7
Views
945
gamaz321
G
T
Transformation of graphs(International AS level pure maths)
Replies
8
Views
1K
Thar Thar
T
G
Need help with this algebra problem
Replies
4
Views
841
gamaz321
G
N
Help understanding when an equation is linear
Replies
4
Views
941
Nemanjavuk69
N
G
Cannot proceed beyond a point
Replies
8
Views
1K
gamaz321
G
G
Cannot figure this out
Replies
4
Views
848
gamaz321
G
R
I've watched too many videos but I couldn't figure out how to solve it. Can someone help me??
Replies
7
Views
1K
The Highlander
The Highlander
BeachBanana
Algebra Problem of The Day-10
Replies
2
Views
691
JeffM
J
D
Scientific and logical reasons for the existence or non-existence of the O(n^2) algorithm for multiplying matrices
Replies
0
Views
457
Dr. Sadeghi
D
G
Stuck with a complicated step in an equation
Replies
9
Views
1K
gamaz321
G
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