Intermediate/Advanced Algebra

For more advanced algebra topics, including Algebra II and Pre-Calculus.
C
sequence? "A new bird would introduce a new bird to the cave every 2 weeks...."
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3
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1K
stapel
stapel
S
Exam in 7 hours need help!
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2
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2K
stapel
stapel
T
Radical Expressions: 1/(sqrt[x]+sqrt[x-2]) + 1/(sqrt[x]+sqrt[x+2]) = 1/4
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2
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1K
pka
pka
C
Permutation/Combination Problem: solve for n in n+2C4 = 6(nC2)
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11
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6K
stapel
stapel
K
60% - 6.5 , 70% - 7 , 63% - ?
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3
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1K
stapel
stapel
N
If f(x) is poly w/ degree d, show f(x)-f(x-1) is poly of degree d-1.
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1
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941
stapel
stapel
D
Converting a perfect square to quadratic format? (6z+2z)^2 = (ax+2z+8)(-8+bx+cz)
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1
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1K
Deleted member 4993
D
T
Function Problem I Got Incorrect Answers
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6
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2K
Harry_the_cat
Harry_the_cat
X
Double Summation: sum[i=1, m] sum[j=1, n] (i + j^2)
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2
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2K
Ishuda
I
A
Volume of a Trough is given by V= 32d2 + 32d, where d is the depth, in feet
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1
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3K
Deleted member 4993
D
R
Please help me solve 10=1880(120/sqrt(x))^-1.46
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7
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3K
Rickus vd Berg
R
S
How to describe and solve this problem mathematically
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2
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2K
sxtja
S
T
System of Eqns (Containing Absolute Value Operators): 0.25 = |P + Q|, 1 = |P| + |Q|
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11
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3K
Ishuda
I
J
Polynomials: f(x)/g1(x) has remainder 2, f(x)/g2(x) has rem. 3; find rem. for...
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1
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1K
Deleted member 4993
D
M
Rearrange 1/x+1 = 2sin(x) + 3 four different times
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2
Views
2K
Otis
Otis
K
Bigger numbers cannibalize smaller ones in zero-sum - how?
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1
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1K
stapel
stapel
R
For sqr mtrx A w/ A^p=0 (p some natural), prove (I-A)^(-1) = I + sum[k=1,p-1] A^k
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3
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2K
Ishuda
I
J
Linear algebra and REML: Prove that var(beta-hat) = (X' Sigma^{-1} X)^{-1}
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0
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1K
jlmac
J
E
Q regarding how 2° / 360 = 100’ / 2π(R) is simplified to R = 9000 / π = 2866.24’
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1
Views
2K
Harry_the_cat
Harry_the_cat
S
Precalculus: Represent the sequence -3, 1, 5, 9, 13, 17, 21 using sigma notation.
Replies
10
Views
5K
Ishuda
I
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