Intermediate/Advanced Algebra

For more advanced algebra topics, including Algebra II and Pre-Calculus.
A
is there a method of writing sin^n(x) as a sum of sin(mx) [n,m are integer]
Replies
3
Views
1K
Al-Layth
A
F
How do i do this equation? "The total number of pairs of integers which satisfy the equation is..."
Replies
8
Views
1K
Felix_GG
F
Y
Factorising a² + b² using real numbers. (the outcome would be (a + b - √2ab)(a + b + √2ab))
Replies
8
Views
2K
Steven G
Steven G
A
Logarithmic inequality: 2*ln(x) - 3 < [ 2*ln(x) + 3 ] / ln(x)
Replies
5
Views
1K
Alberto02
A
C
Need Help moving X from one side of equation to other -
Replies
8
Views
2K
topsquark
topsquark
M
How to solve w^2=-3-4i
Replies
11
Views
4K
Steven G
Steven G
M
Inequality between means: show that 3a^4 - 4a^3b + b^4 ≥ 0, for all real numbers a, b.
Replies
5
Views
1K
lookagain
L
J
how to make it so that 3 people painting a room together in 7 hours times out correctly to two individual people painting it in 10 or 9 hours.
Replies
2
Views
849
khansaheb
K
M
How to find the complex numbers w in w^2-1=20(1-i)? please show the working out
Replies
3
Views
786
khansaheb
K
C
i need help with the equation 2^x-1=6y
Replies
5
Views
1K
coolinhi256
C
N
How do I know if (8 λ - A) is invertible?
Replies
2
Views
611
Steven G
Steven G
E
Olimpiad question: Aphiwe and Ben tried to solve ax^2+bx+c=0, but each made exactly one error in copying.
Replies
1
Views
810
stapel
stapel
E
Olimpiad question: For how many different integers n will the expression (6n²+5n+4)÷n also be an integer?
Replies
1
Views
794
stapel
stapel
E
Olimpiad question: John and Ben tried to solve the equation ax²+bx+=0.However, each made exactly one error in copying the equation.
Replies
1
Views
738
stapel
stapel
S
Evaluate the value for the expression (sqrt(x))^(4*log_x(a))
Replies
3
Views
6K
NotJeffM
N
G
Help with piecewise functions: find "a" so y = 2x-1 for x <=4, a+5x, x>4, is continuous
Replies
6
Views
1K
pka
pka
R
Show that 1−x−x^n+x^(n+1) is exactly divisible by 1−2x+x^2
Replies
8
Views
1K
NotJeffM
N
J
Tide ? "A swimmer covers a distance of 112 miles on both legs...."
Replies
4
Views
939
limiTS
L
F
Please help me find out what group of sequence the number 2678 is in.
Replies
5
Views
1K
Dr.Peterson
Dr.Peterson
W
(Is my solution correct?) Rate Word Problem: "Tom can build a bicycle in ten days. After four days,..."
Replies
19
Views
2K
skeeter
skeeter
You must log in or register to post here.
Top