Intermediate/Advanced Algebra

For more advanced algebra topics, including Algebra II and Pre-Calculus.
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Solving Equations Using Rational Expressions: Simplify x/(x+3) + (9x+18)/(x^2+3x)
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5
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1K
Dr.Peterson
Dr.Peterson
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Polar Equation conversion from r=2-cos(theta) to rectangular
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2
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3K
tberri13
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Help on my test: “perform the computation 3u-5v if u = <3,-2> and v= <-5,3>.”
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4
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2K
stapel
stapel
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Find the magnitude of the vector v=<5,-7> to the nearest whole value
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6
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2K
Steven G
Steven G
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Given sets U, W of pts in R^3, find finite set for W cutting U
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7
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1K
yossa
Y
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Solve cos(2x+1) + cos(3x+2) + cos(x+1) = 0
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4
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1K
HallsofIvy
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Initial Velocity Vector and Diagram from Parametric Equation
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2
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1K
HallsofIvy
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Geometric sequences: How can i proove that (a_(n+1))^2 = a_n *a_(n+2) is a geom. seq?
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2
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829
Steven G
Steven G
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Pool losing 2 gallons of water a minute
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2
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973
HallsofIvy
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help with complex numbers: Solve z^3 + 3i z-bar = 0
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6
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2K
Steven G
Steven G
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confusion over how √2√3 / 4 - √2 / 4 simplifies to √2(√3 - 1) / 4 (1st post here!)
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3
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818
Steven G
Steven G
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Sigma Q: sum[k=1,4]5k^2 (don't understand their solution ?)
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2
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1K
stapel
stapel
jwzumwalt
Want to get better at algebra
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2
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1K
jwzumwalt
jwzumwalt
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Please HELP !! Propositional Logic: Demonstrate this: (p ∧ q) ↓ q ≡ ¬q
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2
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832
Dr.Peterson
Dr.Peterson
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Help w/ composition fcns f(g(x)), g(f(x)), given f(x) = (2/x), g(x) = x^2+x-1
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7
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1K
lookagain
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solve eqn w/ variable in exponent using logarithms: 10*2^x - 8*5^(x-2) = 0
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10
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2K
tkhunny
tkhunny
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Factoring: program doesn't take into account when a 'crossover' is at repeating or...
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5
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1K
JeffM
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AS paper: Prove every prime > 5, when raised to 4th power, ends in 1
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5
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3K
Sean123
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Exponential equation: Solve 5^(1/x) < 1/25
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1
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765
tkhunny
tkhunny
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Complex Numbers: Prove sum of zeros of z^n = k is 0, without using polar form.
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1
Views
796
Deleted member 4993
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