Intermediate/Advanced Algebra

For more advanced algebra topics, including Algebra II and Pre-Calculus.
J
Proving that gcd of 2 numbers is 1
Replies
2
Views
775
John L
J
S
Matrix equations: How to solve this matrix equation by X. CXB+AX=C
Replies
9
Views
2K
Steven G
Steven G
S
Help with algebraic inequalities containing fractions: −3 ≤ (3 – 5x)/3 < 3/8
Replies
5
Views
793
mmm4444bot
mmm4444bot
A
what's going on here? Solve 5(3y-4) - 10y <= 4(2y-1) - 16
Replies
6
Views
975
allegansveritatem
A
S
Sum Dependent on Variable: nx^2+2^2/(x+1)+3^2/(x+2)......+(n+1)^2/(x+n)=nx + n(n+3)/2
Replies
4
Views
929
JeffM
J
B
I have no idea where to start. Please Help! (simplify 2-3 + 3-2, etc)
Replies
7
Views
967
blueunicorn125
B
M
precal, exponential problem: Given 5^x > x, solve for x.
Replies
5
Views
1K
Dr.Peterson
Dr.Peterson
A
find x and y so x^2 + y^2 = 2 would be correct
Replies
5
Views
1K
Dr.Peterson
Dr.Peterson
A
what does this phrase mean? "How is your solution to part a shown in the graph?"
Replies
9
Views
1K
allegansveritatem
A
A
Mechanical engineering Math
Replies
3
Views
766
acernick
A
M
Solving equations with fractions: 2x/(x+6) + 1/(x-1) = 2
Replies
2
Views
603
Mwnciboy
M
S
Notational issues: 1/2 Pi (D/2)^2 + 1/2 Pi (d/2)^2 - 1/2 Pi ((D-d)/2)^2
Replies
7
Views
1K
Steven G
Steven G
A
Boolean algebra question: Solving AB + A'C + BC
Replies
4
Views
5K
Dr.Peterson
Dr.Peterson
J
Write A Piecewise Function From Word Problem: shipping company's rates
Replies
4
Views
4K
Dr.Peterson
Dr.Peterson
M
Interpreting a Quote About the Left Nullspace
Replies
1
Views
581
HallsofIvy
H
S
A factorial equation: Solve (1+x!)*(1+y!) = (x+y)! for natural x, y
Replies
6
Views
812
Stas
S
R
Dont know where to start: 15.2/sinsin51 = y/sinsin67 = z/sinsin62
Replies
2
Views
1K
Dr.Peterson
Dr.Peterson
Q
Need help trying to work out sign wave conversion
Replies
1
Views
684
Dr.Peterson
Dr.Peterson
S
Solve number sequences: 18, 42, 82, 232, 58, 60, 282 ---> 792; etc
Replies
7
Views
3K
mmm4444bot
mmm4444bot
P
Easier way of finding the principle investment in P = (PRT/100)..?
Replies
5
Views
1K
lev888
lev888
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