Intermediate/Advanced Algebra

For more advanced algebra topics, including Algebra II and Pre-Calculus.
S
Prove that numbers in the form of 2^k + 1 are not prime numbers. For example 2^{2017} + 1
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4
Views
846
ksdhart2
K
M
Can somebody please check my work? "Solve equation z^4=(-4i)^2 and show results on complex plane."
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5
Views
680
Marija
M
F
Let B be a B-tree of order m, containing N items. Prove by induction that B has N+1 leaves.
Replies
0
Views
491
ferrari_M
F
A
what's happening here? (printed area v. blue margins: my answer works, book's answer doesn't)
Replies
13
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1K
Steven G
Steven G
N
Need help with a 'x' and 'y' axis based question (Television screen sizes)
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2
Views
1K
Harry_the_cat
Harry_the_cat
M
Compare cardinalities: | (0,1) | = | (0,2] ∪ (4,7) |
Replies
7
Views
1K
pka
pka
M
How to find the quadratic equation of best fit for five points in the shape of a parabola?
Replies
3
Views
1K
JeffM
J
Jacob
Help check my calculation? "If f(x) = 2x - 3 & g(x) = x^2+5, find (a) gf(2) = g(f(2)), (b) fg(-3) = f(g(-3))
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4
Views
1K
HallsofIvy
H
A
Separation of Variables?
Replies
7
Views
865
Dr.Peterson
Dr.Peterson
M
Projectile motion: Find the angle of projection and the magnitude of the initial velocity.
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2
Views
1K
mathsedu123
M
L
Word Equations
Replies
2
Views
534
Otis
Otis
F
Tangent to a circle
Replies
6
Views
705
Dr.Peterson
Dr.Peterson
M
Set theory - cardinality
2
Replies
20
Views
1K
Steven G
Steven G
M
Formal logic ?
Replies
1
Views
523
pka
pka
A
Divisor function
Replies
6
Views
652
andrew1
A
S
Help with linear equation
Replies
11
Views
2K
San1998
S
S
Need help finding the range of a function.
Replies
16
Views
914
mmm4444bot
mmm4444bot
S
How to find an objective function
Replies
2
Views
653
HallsofIvy
H
D
Help translate math formula into excel format!
Replies
4
Views
909
Harry_the_cat
Harry_the_cat
L
Binomials: From [(1+x)^n]^2 = (1+x)^{2n}, prove (1+nC1+nC2+...+nCn)^2 = 1+2nC1+...
Replies
9
Views
1K
pka
pka
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