Intermediate/Advanced Algebra

For more advanced algebra topics, including Algebra II and Pre-Calculus.
P
Help please with: Solve equation ((2X)^2)/2 + X - X^2 = Y for X=.
Replies
10
Views
1K
Dr.Peterson
Dr.Peterson
A
is this a way to work this out? Solve S = pi r sqrt{r^2 + h^2} for h
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10
Views
4K
Dr.Peterson
Dr.Peterson
D
Need help solving: Velocity v(t) = -e^{kt}(k cos(2pi f t) + 2pi f sin(2pi f t)), k = 0.5s^{-1}, f = 2Hz.
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11
Views
3K
Dr.Peterson
Dr.Peterson
A
Vertex A of square ABCD is at (22, 10). BD lies on 4y - 3x = 24. B closer than D to origin. Find....
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4
Views
2K
pka
pka
G
Vectors: You are given two planes in parametric form....
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3
Views
743
pka
pka
A
an apparently arcane question: using Quadratic Formula when b^2 is large in comparison to ac
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6
Views
901
allegansveritatem
A
C
Proof by Induction: Recursively Defined Sequential Set
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3
Views
892
HallsofIvy
H
E
Complex Equations: A = {z complex, bar{z}^5 - |z|^5 = 0}, B = {z complex, (z-2)/(bar{z}+4) - (z+4)/(bar{z}-2) = 4}, C =...
Replies
5
Views
715
HallsofIvy
H
E
Limits: lim[n->infty] [cbrt{n^4+3n^7-2n^8} + cbrt{1-n^4+2n^8}]/[n^{1/6} sqrt{n^3-2}]
Replies
2
Views
562
pka
pka
M
Calculating an increasing exponent to some value (programming task to implement a poison in a game)
Replies
8
Views
947
MarkFL
MarkFL
M
system of eqns, 2ax+6y=5, 4x+3ay=b, has more than 1 soln; find value of a+b for a,b>0
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10
Views
2K
topsquark
topsquark
A
solve for sum of variables? Given a=bc+de, can I solve for b+d=(something w/o b or d)?
Replies
6
Views
848
topsquark
topsquark
I
Rational Eqns: We hiked 6 miles from point A to point B. Our speed walking back was 1 mph faster. The round trip took 5 hours.
Replies
2
Views
2K
MarkFL
MarkFL
S
Help me! "How many quadratic fcns of x have graph passing thru at least 3 of marked pts?"
Replies
7
Views
890
Denis
D
F
Given integers a, b > 0, a + b = 1, show 1/(ab) + 1/(a^2 + b^2) >= 6
Replies
6
Views
1K
Dr.Peterson
Dr.Peterson
A
is this a valid way to solve this equation?
Replies
9
Views
945
allegansveritatem
A
S
Is university mathematics possible to pass if you put the work in?
Replies
2
Views
547
Steven G
Steven G
A
where did this term go?
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10
Views
2K
Steven G
Steven G
S
Complex numbers problem
Replies
3
Views
708
Dr.Peterson
Dr.Peterson
A
Monic polynomials with simple roots problem
Replies
1
Views
751
annarodriguez
A
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