Intermediate/Advanced Algebra

For more advanced algebra topics, including Algebra II and Pre-Calculus.
S
Find a,b so (x-5) and (x+3) are factors of x^4+ax^3-34x^2-76x+b
Replies
2
Views
783
lookagain
L
K
simple inequality problem: integer solutions for 4=<a<7, -5<b=<3
Replies
5
Views
994
Dr.Peterson
Dr.Peterson
S
Use all 10 digits once to make this problem work
Replies
4
Views
964
sharan
S
A
Find smallest integer x>0 that solves congruence: 11x ≡ 6(mod68)
Replies
2
Views
3K
HallsofIvy
H
Phatfoo
Big matrix with a column of zeros
Replies
5
Views
1K
Harry_the_cat
Harry_the_cat
S
Quadratic word prob: 4x4 garden is to be surrounded with rocks evenly on 3 sides
Replies
4
Views
1K
JeffM
J
A
Find The Deference of a curve and a line with some flexibility
Replies
1
Views
600
Dr.Peterson
Dr.Peterson
shahar
Is relation is "atomic" operation?
Replies
6
Views
1K
Dr.Peterson
Dr.Peterson
M
Polynomial functions: form degree-3 poly w/ real coeff's and 8+i, -5 are roots
Replies
2
Views
972
Steven G
Steven G
A
how does this work? population P=20-(4/(t+1)), t=0 is 1990; when is P=19K?
Replies
6
Views
1K
Dr.Peterson
Dr.Peterson
A
maths: 80,150,850, then blank, then 77,850, on other side, but dont know answer
Replies
5
Views
2K
Denis
D
P
is the inverse function of f(x) written f ⁻¹(x)....or f ⁻¹(y)?
Replies
5
Views
3K
Dr.Peterson
Dr.Peterson
M
De Moivre's Theorem: cos4x in the form: cos4x = Acos(4x) + Bcos(2x) + C
Replies
2
Views
3K
pka
pka
S
Algorithms question: 8 marbles, 2-pan balance; find heavier marble in 3 weighings
Replies
3
Views
2K
Deleted member 4993
D
V
Nonlinear Simultaneous equations: c/a+b/c+a=0, a/b+c/a+b=0, b/c+a/b+c=0
Replies
5
Views
1K
HallsofIvy
H
Z
Solving Decimal Eq for Eigen Vectors: vanishing (solving system of linear eqns)
Replies
4
Views
995
zak100
Z
M
Multiplying 3-by-3 Matrices A & B: ?? = ?^18 and ?? = ?^18
Replies
1
Views
647
Dr.Peterson
Dr.Peterson
R
Universe Expansion Calculation: max initial dist from source that can be visited...
Replies
11
Views
2K
j-astron
J
K
fractional number in a certain mode: what is (1/2)^1000 in mode 9?
Replies
2
Views
672
ketanco
K
N
square: solving equation 10^(-(6,988[±0,007))
Replies
3
Views
755
HallsofIvy
H
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