Beginning Algebra

Specifically for introductory questions about algebra (Algebra I).
T
Multiplying Complex Numbers In Trigonometric Form
Replies
3
Views
770
Dr.Peterson
Dr.Peterson
D
Inequality. What did I do wrong?
Replies
5
Views
771
dukeham
D
A
Solving a linear equation
Replies
4
Views
738
Harry_the_cat
Harry_the_cat
B
function notation and transformation of functions
Replies
7
Views
1K
pka
pka
T
Point of intersection
Replies
3
Views
603
Dr.Peterson
Dr.Peterson
B
Inequalities question
Replies
4
Views
790
Steven G
Steven G
B
quadratic equations
Replies
5
Views
946
HallsofIvy
H
R
rational manipulation
Replies
1
Views
599
Romsek
R
J
Simple equation rearrange
Replies
5
Views
818
lookagain
L
M
arithmetic sequence sum
Replies
6
Views
971
pka
pka
V
Equation using common denominator
Replies
2
Views
587
Steven G
Steven G
N
Changing the subject of a formula to find the inverse function
Replies
3
Views
980
MarkFL
MarkFL
P
Exponential problem causes argument between family members: (20x^6/(5x^2)^-4
Replies
3
Views
665
Denis
D
R
range of numbers: from n=1 to n=10 which n is integer, how many times is 1-10 ?
Replies
9
Views
795
Denis
D
A
Applied maths: Calculate hydraulic power, efficiency, given V=25.2 L/min p(in)= -0.056 bar p(out)= 0.865 bar P(el)=343W
Replies
0
Views
467
amymaths
A
4
Exponent Algebra: Why is it that: x^5 + x^2 = x^5 + x^2, not x^7; 3x^p + 5x^{2p} = 3x^p + 5x^{2p}, not 8x^{2p}
Replies
2
Views
601
ksdhart2
K
S
maths query: article states that Theorem was named after Euclid, tho Euclid didn't know it
Replies
3
Views
676
Dr.Peterson
Dr.Peterson
R
Quadratic Equation Question: How does 4 become -4 when v^2 = 4v + 96 becomes v^2 - 4v - 96 = 0?
Replies
4
Views
990
Steven G
Steven G
K
Simplify E_c = (m 4pi^2 k^2 e^2)/(2 h^2 n^2) - (4pi k^2 e^4)/(n^2 h^2)
Replies
4
Views
1K
Krzyniuuu
K
R
Logic: if A leads to B, then if I have A^ (not A) then is it going to satisfy what's claimed?
Replies
11
Views
970
HallsofIvy
H
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