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Questions Asked

3psilon:
Group Title
You do a certain amount of work on an
object initially at rest, and all the work goes
into increasing the object’s speed. If you do
…
 updated one year ago
 8 replies
 1 Medal
Mathematics

3psilon:
Group Title
p = ks and k is a constant
s = nt and n is a constant
How is p directly proportional to t? I don't get it
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

3psilon:
Group Title
In a list of 100 numbers , the fraction of numbers greater than 15 is (19/25) and the fraction of numbers less than 15 is (7/50). How many n…
 updated one year ago
 3 replies
 1 Medal
Mathematics

3psilon:
Group Title
3. At a speed of 20km/h, a 1200kg car accelerates at 3m/s^2 using 20kW of power. How much power must be expended to accelerate the car at 2m…
 updated one year ago
 No Medals Yet
Mathematics

3psilon:
Group Title
Help finding the derivative of x^(2/3) * (20x)
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

3psilon:
Group Title
tanx = 1 . What is X . How do you find X with tan . I have forgotten this from trig
 updated one year ago
 13 replies
 1 Medal
Mathematics

3psilon:
Group Title
A block of mass 4 kilograms, which has an initial speed of 6 meters per second at time t=0, slides on a horizontal surface.
b) If a constan…
 updated one year ago
 No Medals Yet
Mathematics

3psilon:
Group Title
SAT Help! A bag contains 8 white marbles, 8 blue marbles, 7 red marbles , and 6 yellow marbles. what is the least number of marbles that can…
 updated one year ago
 3 replies
 2 Medals
Mathematics

3psilon:
Group Title
SAT help ! In the figure, B is the midpoint of AD and BC/CD =2/3 . If a point is chosen at random along the line segment, what is the probab…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

3psilon:
Group Title
Two vectors A and B have magnitudes of 6m and make an angle of 60 degrees with each other. Find A DOT B.
 updated one year ago
 8 replies
 No Medals Yet
Mathematics

3psilon:
Group Title
3^x = 5^y what is x/y ? Plz help . I'm terrible with Logs
 updated one year ago
 20 replies
 2 Medals
Mathematics

3psilon:
Group Title
I am terrible with Logs plz help
 updated one year ago
 17 replies
 1 Medal
Mathematics

3psilon:
Group Title
If a and b are in the domain of a function f and f(a) < f(b), which must be true
(a) a = 0 or b = 0
(b) a < b
…
 updated one year ago
 5 replies
 1 Medal
Mathematics

3psilon:
Group Title
P + s > P  s
Which is equivalent
p >s
…
 updated one year ago
 No Medals Yet
Mathematics

3psilon:
Group Title
The only prime factors of a number n are 2,5,7, and 17 . Which of the following could NOT be a factor of n?
10
20
…
 updated one year ago
 4 replies
 1 Medal
Mathematics

3psilon:
Group Title
Lim ln(x)/(x1) x> 1 why is 1 the answer?
 updated one year ago
 3 replies
 1 Medal
Mathematics

3psilon:
Group Title
Why is the integral of dx/x == ln(x)
 updated one year ago
 13 replies
 1 Medal
Mathematics

3psilon:
Group Title
The angular acceleration α for some particle
moving in a circle depends linearly on its angular
velocity ω. α = A ω where A is some consta…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

3psilon:
Group Title
\[\ c5 = \sqrt(4c+1)\]
 updated one year ago
 11 replies
 1 Medal
Mathematics

3psilon:
Group Title
180<theta<270 and cos(theta) = .707 what is the value of tan(theta/2)
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

3psilon:
Group Title
sinx + 2cosx = 0 where 0<=x<=2pi, what can x be equal to
 updated one year ago
 8 replies
 1 Medal
Mathematics

3psilon:
Group Title
A particle moves in a circle of radius 90m with a constant speed of 25 m/s . What is the angular velocity in radians per second about the ce…
 updated one year ago
 12 replies
 1 Medal
Mathematics

3psilon:
Group Title
Why is e^ lnx^3 equal to just x^3?
 updated one year ago
 6 replies
 2 Medals
Mathematics

3psilon:
Group Title
Why does it take infinite time to achieve final equilibrium ?
 updated one year ago
 10 replies
 4 Medals
Mathematics

3psilon:
Group Title
Control volume? I'm not really understanding the purpose of it?
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

3psilon:
Group Title
What is the range of F(x) = x^2  5x +6?
 updated one year ago
 No Medals Yet
Mathematics

3psilon:
Group Title
Help finding ALL asymtotes
 updated one year ago
 12 replies
 1 Medal
Mathematics

3psilon:
Group Title
Help with math of this? Find T , 2T *sin45 = Mg
 updated one year ago
 24 replies
 2 Medals
Mathematics

3psilon:
Group Title
When does this course start?
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

3psilon:
Group Title
If f(2x) = x/3 , then what does f(x) = ?
 updated one year ago
 13 replies
 2 Medals
Mathematics
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