Intermediate/Advanced Algebra

For more advanced algebra topics, including Algebra II and Pre-Calculus.
C
Vectorisation of an indicator function for a search heuristic
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0
Views
643
Comjens
C
M
problem finding the exponent x in equation 0.920301^x + 0.17414^x = 1
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4
Views
2K
HallsofIvy
H
M
Half the square of number is five times that number. Find number. (& 4 others)
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2
Views
1K
stapel
stapel
M
Can someone help w/ 3x – 2 = 7, 10 – 2x = 6, 0.2x + 5 = 10 (& 15 more)
Replies
1
Views
975
stapel
stapel
S
Inequality inductive proof: Find the lowest integer value for n such that n! > 2^n.
Replies
2
Views
908
JeffM
J
H
Geometric sequences: how to systematically work them out using a method
Replies
7
Views
2K
Dr.Peterson
Dr.Peterson
C
How would I prove an equation (x^2=4x+3) has no integral solution?
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3
Views
1K
JeffM
J
A
easy-looking vector prob: If Ax(BxC) = Bx(CxA), [ABC] * 0, then value of Ax(BxC) is ?
Replies
1
Views
1K
stapel
stapel
A
a question on systems of equations: 4x+y=5 and 7x+3y=10
Replies
5
Views
2K
Bob Brown MSEE
B
G
Please help with this inequality (x^2-3x+5)^2>4(x-1)
Replies
4
Views
928
Steven G
Steven G
I
SAT practice question: Rational equations (3^2 = a-1, so a=10)
Replies
4
Views
873
Steven G
Steven G
A
I can't get system of eqns to come out right: 6x=5(x+y+3)-x, 3(x-y)+4y=5(y+x)
Replies
9
Views
1K
allegansveritatem
A
J
Understanding Why System of Equations is Degenerate
Replies
3
Views
1K
JeffM
J
D
Simplify 6/(3-12i), find max/min of f(x)=x^2-10x+29, find range of f(x)=-2x^2-16x-38
Replies
4
Views
1K
stapel
stapel
N
Explanation of this complex number multiplication interpretation.
Replies
2
Views
974
tkhunny
tkhunny
G
What is the approx average of different probable heights of Gopi?
Replies
2
Views
907
JeffM
J
N
Can someone prove that rcis(θ) = r cis(θ +2kπ), where k ∈ Z.
Replies
1
Views
2K
Dr.Peterson
Dr.Peterson
S
Simultaneous Equations: hg+hm=14000 13760-(0.1xhg+17.9x0.052xhm)=5000
Replies
6
Views
1K
Steven G
Steven G
M
Arithmetic sequences: sum of 1st n terms is 2 times sum of 1st 5 terms....
Replies
1
Views
811
tkhunny
tkhunny
W
Question 2 and 3 help
Replies
1
Views
795
Steven G
Steven G
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