Intermediate/Advanced Algebra

For more advanced algebra topics, including Algebra II and Pre-Calculus.
M
Prove by induction: "Every natural number n can be represented as a sum of powers of 2."
Replies
3
Views
497
lev888
lev888
A
Polynomial proof: Prove that if p(x) is a real polynomial s.t. p(x)≥0 for all real x, then p does not have any real roots of odd multicity.
Replies
2
Views
469
Aion
A
A
Greatest common divisor between two polynomials (p(x)=x^3+2x^2−x−2 and g(x)=x^3+2x+a) Find all values of a such that....
Replies
4
Views
617
Dr.Peterson
Dr.Peterson
M
Calculate the amplitude of the pulse that is reflected from a disc-shaped reflector
Replies
0
Views
271
mikewill54
M
R
Simultaneous equations: Can you tell me how to solve the simultaneous equations X^-xy+3y^=15 X^+xy-y^=5
Replies
10
Views
593
reggiwilliams
R
A
Can someone give me a hint for complex root question
Replies
10
Views
789
eipi45
E
G
Function Help: Country A) Here, the number of infected increases with the number of days in the epidemic multiplied by itself.
Replies
2
Views
319
khansaheb
K
S
equation manipulation question (E = 0.5*k*x^2 (this is an elastic spring potential energy); k = F/x (stiffness = force/displacement))
Replies
4
Views
583
sarajv
S
A
Problem with isolating x: partial-E[U,W]/partial-alpha = p_u X_u (1+alpha X_u)^{-gamma} + p_d X_d (1+alpha X_d)^{-gamma}
Replies
1
Views
334
blamocur
blamocur
M
Is there something wrong with this solution? Coordinate Proofs.
Replies
2
Views
321
lookagain
L
A
Finding integer values in exponential functions
Replies
0
Views
253
Aardvqrk
A
W
I tried solving this question, but I am not getting the right answer. Please help.
Replies
3
Views
526
Steven G
Steven G
S
Calculate the sum of digits of powers of 2: Let s_2(n) denote sum of digits in base-2 expansion of n
Replies
2
Views
445
Steven G
Steven G
R
I can't understand how to do this ratio problem: 9a:7c = 4:7, 3b:5c = 5:3; show that a+b:b+c = 29:34
Replies
8
Views
1K
Raanikeri
R
N
basic algebraic manipulation task: use p = 2^x to rewrite 2*4^x + 2^{x+3} = 1 + 2^{x-2} as 8p^2 + 31p - 4 = 0
Replies
2
Views
844
Steven G
Steven G
J
show that -ln(x-sqrt(x^2-1)) = ln(x+sqrt(x^2-1))
Replies
2
Views
440
Steven G
Steven G
P
The curve 12x² - 5y² = 7 intersects the line 2p²x - 5y = 7 at the point (1,p).
Replies
11
Views
2K
lookagain
L
A
Find the equation of the line that passes the points (a, 0) and (c, d)
Replies
1
Views
261
anti-matter
A
N
quadratic intersecting circle: circle w/ center C(3,0) passes thru A(0,6); parabola passes thru 2 pts B, C, with...
Replies
8
Views
780
nanase
N
M
Confusion with recurrences: C_N = C(N/2) + N, N/2 + N/4 + N/8 + ... = 2N
Replies
11
Views
984
Mondo
M
You must log in or register to post here.
Top