Intermediate/Advanced Algebra

For more advanced algebra topics, including Algebra II and Pre-Calculus.
S
How do i solve this? I tried but i dont know
Replies
16
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4K
Shiroe05
S
Z
How to prove the summation of cosine or sine of average divided angle in 2*pi*integer
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7
Views
3K
pka
pka
B
Need some help with this explanation
Replies
1
Views
862
stapel
stapel
I
find the domain of the function 1/underroot(sec(sinx))
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3
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3K
stapel
stapel
M
Define, without using the module (i.e., absolute-value) symbol, the function f + g.
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1
Views
831
Deleted member 4993
D
M
functions: the solutions for (f - g)(x) > or equal to O ?
Replies
2
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1K
Harry_the_cat
Harry_the_cat
M
got 2 answers, 1 makes no sense x(x+1)^3 - 42(x+1)^2 = 0
Replies
3
Views
1K
mrnerd
M
R
Linear operator and auto vectors
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2
Views
2K
rbeleza
R
M
factoring polynomial 2x^4 = 16x
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2
Views
2K
mrnerd
M
K
Moved - l Equation Prove NEED HELP!!
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3
Views
1K
stapel
stapel
G
Which values of n make the expression -3(n +4)/(n+5) undefined
Replies
12
Views
3K
GeorgeB
G
L
Cycloid: A carnival ride is like a Ferris Wheel except that...
Replies
0
Views
1K
lamp23
L
U
Algebra problem - old but new
Replies
5
Views
2K
Deleted member 4993
D
L
Matrix for rounding to the nearest whole number
Replies
1
Views
1K
stapel
stapel
R
how to tell if function has domain of "all real numbers" when looking at graph
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1
Views
3K
ksdhart2
K
Emerald123
The simplest value of this expression?
Replies
1
Views
1K
stapel
stapel
S
Problem: Prove that (∀z∈ℂ\{1,-1} : |z|=1)(∃x∈ ℝ):z=(x+i)/(x-i)
Replies
1
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2K
Siya
S
A
Phone Co A charges $8 for 1st 2 hrs, then 0.03 cents/min. Phone Co B charges $5 for 1
Replies
1
Views
890
stapel
stapel
P
Quick help with an equation: |x-3| + |x^2-9| = 0
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5
Views
2K
Deleted member 4993
D
C
Simultaneous Equations: plot y=4x-3, y-2x-2=0 at given pts, find soln, graph lines
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2
Views
1K
stapel
stapel
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