Questions Answered

s3a:
Group Title
INFINITE SUM
of sin(4n + 1)/4n^2
from n = 1 to infinity
…
 updated 21 days ago
 4 replies
 No Medals Yet

matimaticas:
Group Title
What is the axis of symmetry for f(x) = 2x^2 − 8x + 8?
 updated one month ago
 6 replies
 1 Medal

s3a:
Group Title
Could someone please show me how to integrate
sqrt(4 + x^2) dx?
 updated one month ago
 15 replies
 3 Medals

s3a:
Group Title
Could someone please show me how to go from
5 sin(2 * arcsin[(x2)/2])
…
 updated 2 months ago
 22 replies
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s3a:
Group Title
Prove that the set of all algebraic numbers is a countable set. (SOLUTION INCLUDED.):
http://www.tiikoni.com/tis/view/?id=e3a6f8a
…
 updated 2 months ago
 2 replies
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bbygurl<3:
Group Title
1. Which relation is a function?
(Points : 4)
…
 updated 2 months ago
 9 replies
 1 Medal

s3a:
Group Title
Prove that ∛(2) + √(3) is an algebraic number. (SOLUTION INCLUDED.)
Problem and solution:
…
 updated 2 months ago
 2 replies
 1 Medal

s3a:
Group Title
What are congruent functions (in this context)?:
http://www.tiikoni.com/tis/view/?id=1d7c330
…
 updated 3 months ago
 3 replies
 1 Medal

s3a:
Group Title
Question about FAR FIELD for problem 1.2 (which is given at the absolute bottom):
I just wanted to ask/confirm if, for problem 1.2, the f…
 updated 3 months ago
 2 replies
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s3a:
Group Title
Taxation homework problem I'm stuck on
 updated 4 months ago
 1 reply
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damart:
Group Title
how do i get video lectures on calculations under resistance?
 updated 3 months ago
 1 reply
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sara754:
Group Title
Banks make a profit by __________.
 updated 5 months ago
 3 replies
 1 Medal

s3a:
Group Title
Short, multiplechoice problem about singular points of a differential equation
 updated 5 months ago
 1 reply
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HARSH123:
Group Title
A man orders a coffee and finds a fly in it. He sends it back and gets another one. But he quickly discovers that they gave him the same co…
 updated 5 months ago
 7 replies
 3 Medals

s3a:
Group Title
Partial fractions problem I am having:
How do I decompose
…
 updated 5 months ago
 5 replies
 2 Medals

s3a:
Group Title
What is the future worth of the account in this problem?
 updated 5 months ago
 1 reply
 No Medals Yet

iamwaverly:
Group Title
Which of the following is likely to increase the value of a country's currency
 updated 5 months ago
 1 reply
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hallangela:
Group Title
the level of competition least benifical to business owners is
 updated 5 months ago
 3 replies
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Brookeluda:
Group Title
Which of the following addresses all three of the basic economic questions?
a. You start your own lunch delivery service serving area bu…
 updated 5 months ago
 1 reply
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s3a:
Group Title
Earned Value Management Problem:
Suppose that work on a project task was expected to cost $1500 to complete the task and the workers were…
 updated 5 months ago
 1 reply
 1 Medal

shopgirl:
Group Title
5x+2=4
 updated 6 months ago
 3 replies
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shopgirl:
Group Title
4x+3=9
 updated 6 months ago
 10 replies
 1 Medal

s3a:
Group Title
How do I get d^2 y/dx^2 for a CauchyEuler, differential equation?
Basically, how do I derive d^2 y/dx^2, as given in the following link?…
 updated 6 months ago
 3 replies
 2 Medals

mattifer:
Group Title
find the equation of the tangent line to f(x)=e^(x^2x) at x=0
 updated 6 months ago
 2 replies
 1 Medal

s3a:
Group Title
"Which of the following statements correctly describes the behaviour of the differential equation near the singular point [. . .]?"
http:…
 updated 7 months ago
 9 replies
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saleh911:
Group Title
describe the advantages franchising offers for an entrepreneur ?
 updated 8 months ago
 2 replies
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s3a:
Group Title
Liquidity & Leverage problem (in the accounting ratios section)
…
 updated 8 months ago
 2 replies
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Aimara:
Group Title
∫ (1 + e^tanx) sec^2 x dx
 updated 8 months ago
 2 replies
 2 Medals

s3a:
Group Title
Problem:
The parametric curve r = (–t^2 – 4t – 4, –3cos(πt), t^3 – 28t) crosses itself at one and only one point P.
…
 updated 8 months ago
 16 replies
 1 Medal

s3a:
Group Title
Integrating ∫√(4x  x^2) dx.
Could someone please tell me how to start this one?
 updated 8 months ago
 10 replies
 4 Medals
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