Intermediate/Advanced Algebra

For more advanced algebra topics, including Algebra II and Pre-Calculus.
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Proving set inequality: question on notation in [a,b]=∩_{n∈ℕ∗}]a−1/n,b+1/n[
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1K
Deleted member 60930
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A
Matrix: What properties of determinants enable one to write the following...?
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2
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1K
gregk
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M
what is the sum of all natural number values of x such that 15*x = 45 ?
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6
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3K
ksdhart2
K
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Creating Systems of Equations from word problems
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2
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2K
stapel
stapel
markraz
Multiplicity Question: Is answer "7" for (x-3)^4( x-4)(x-5)(x-8)^2 ?
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16
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5K
tkhunny
tkhunny
R
Conversion of logarithm eqns: Prove lg(x/n)^lg x = lg(x/n)^n same as (lg x - n)...
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3
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1K
RolandHP
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Natural Exponential & Logarithms: Find zeroes of f(x) = xe^x + 8e^x
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3
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2K
tkhunny
tkhunny
R
(3^x)-4*(3^-x)=0 Asking for some assistance.
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4
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1K
stapel
stapel
F
Write an approximation equation for F(x)
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3
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1K
mmm4444bot
mmm4444bot
doughishere
Fraction: simplify [(1-x)/x] * [ {(x-1)/(sqrt[x]+1)} /1]
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6
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2K
doughishere
doughishere
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Q about roots of quadratic eqn: Given a, b, c are lengths of sides of triangle...
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14
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5K
lai001
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How would I answer the following question about the rank of a matrix?
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1
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999
stapel
stapel
C
Function: For f(×) = ln(2x-1), find inverse function, including its domain and range
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2
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3K
stapel
stapel
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Difficulty in Exponential-solving for "X"
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8
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2K
tekkening
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How would I answer these questions about the determinant and adjoint of a matrix?
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0
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773
sktsasus
S
T
Transforming graphs: why is transforming x^2 to 1/2x^2 called a vertical compression?
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2
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1K
mmm4444bot
mmm4444bot
D
Multiplying by negative: don't understand why (x - 3)(x + 2) = (3 - x)(x + 2)
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3
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1K
tkhunny
tkhunny
S
How would I answer the following questions on the determinants of matrices?
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2
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2K
tkhunny
tkhunny
G
Area of a set of squares
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8
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2K
mmm4444bot
mmm4444bot
T
Sum of two Consecutive integers is 290. Find the integers
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3
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1K
tkhunny
tkhunny
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