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lilfayfay:
Group Title
What is the mass in grams of one molecule of barium phosphate, Ba3(PO4)2?
 updated 9 months ago
 No Medals Yet
Mathematics

lilfayfay:
Group Title
Can someone help me with my essay? My teacher made me rewrite it again and said first paragraph was off topic. We had to write and argumenta…
 updated 9 months ago
 4 replies
 No Medals Yet
Mathematics

lilfayfay:
Group Title
Cu + HNO3 = Cu(NO3)2 + NO + H2O
 updated 9 months ago
 3 replies
 No Medals Yet
Mathematics

lilfayfay:
Group Title
b.) Based on the values in the table, what is the smallest number of instances at which the acceleration of the plane could equal zero on th…
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

lilfayfay:
Group Title
The number of gallons, P(t), of a pollutant in a lake changes at the rate P'(t) = 13e^(.2sqrt(x)) gallons per day, where t is measured in …
 updated one year ago
 26 replies
 1 Medal
Mathematics

lilfayfay:
Group Title
A meter stick flies by an apparent length of 60 cm. What is its velocity (in m/s)?
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

lilfayfay:
Group Title
A space ship travels to Alpah Centauri which is about 4 light years away from earth. How far does this distance appear to you if you are on …
 updated one year ago
 18 replies
 2 Medals
Mathematics

lilfayfay:
Group Title
Luke Skywalker is standing on earth. A Star Destroyer of proper length 50 meters flies past. Luke measures the spaceship as having length 40…
 updated one year ago
 14 replies
 1 Medal
Mathematics

lilfayfay:
Group Title
A 12 year old girl sends her 38 yearold parents on a vacation trip to the center of the Universe. When they return, the parents have aged 2…
 updated one year ago
 11 replies
 2 Medals
Mathematics

lilfayfay:
Group Title
A large synchrotron at the famous Particle Accelerator in the deserts of Mexico has a diameter of 3.5 km. Protons that circle the synchrotro…
 updated one year ago
 16 replies
 3 Medals
Mathematics

lilfayfay:
Group Title
The mass of a proton is 1.67 x 10^27 kg
a.) find the energy equivalent in joules
b.) convert the answer from a.) into eV
 updated one year ago
 2 replies
 2 Medals
Mathematics

lilfayfay:
Group Title
The table shows the velocity of an object in the first 4 seconds. Estimate the distance the object travels using the trapezoid rule.
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

lilfayfay:
Group Title
Given: f(x) = x^3  4x
What are all values of c that satisfy the conclusion of the mean value theorem on the interval [3,3]
 updated one year ago
 8 replies
 1 Medal
Mathematics

lilfayfay:
Group Title
Find the derivative : y=sin^3(4x^2)
 updated one year ago
 15 replies
 No Medals Yet
Mathematics

lilfayfay:
Group Title
At what value(s) of x does f(x) = x^3  3x^2  24x have a relative minimum?
 updated one year ago
 7 replies
 1 Medal
Mathematics

lilfayfay:
Group Title
Find the average f(x) for f(x) x^2 + 2x for [0,2]
 updated one year ago
 23 replies
 1 Medal
Mathematics

lilfayfay:
Group Title
lim h > 0
(cos( (pi/2) + h)  cos( (pi/2) ) ) / h
 updated one year ago
 22 replies
 No Medals Yet
Mathematics

lilfayfay:
Group Title
Given: y=4x^3  ln(3x+2)
Find: y'(1)
 updated one year ago
 14 replies
 1 Medal
Mathematics

lilfayfay:
Group Title
dy/dx=xy^3
 updated one year ago
 54 replies
 6 Medals
Mathematics

lilfayfay:
Group Title
The graph of the piecewise linear functino f is shown in the figure above.
 updated one year ago
 10 replies
 2 Medals
Mathematics

lilfayfay:
Group Title
A particle moves along the xaxis with velocity given by v(t)=3t^2 + 6t for time t > or equal 0. If the particle is at position x = 2 at tim…
 updated one year ago
 4 replies
 1 Medal
Mathematics

lilfayfay:
Group Title
Let f be the function defined above. Which of the following statements about f are true?
 updated one year ago
 29 replies
 2 Medals
Mathematics

lilfayfay:
Group Title
f(x)=(x1)(x^2+2)^3, find f'(x)
 updated one year ago
 14 replies
 2 Medals
Mathematics

lilfayfay:
Group Title
is this correct?
1/x^2 dx
 updated one year ago
 15 replies
 2 Medals
Mathematics

lilfayfay:
Group Title
give the interval where:
a.) f(x) < 0 , f'(x) > 0 , f"(x) < 0
b.) f(x) > 0 , f'(x) < 0 , f"(x) < 0
 updated one year ago
 2 replies
 1 Medal
Mathematics

lilfayfay:
Group Title
lim h> 0 [cos(pi/3 + h)  cos(pi/3)]/h
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

lilfayfay:
Group Title
lim h>0 [cos(pi/3 + h)  cos(pi/3)]/h
 updated one year ago
 No Medals Yet
Mathematics

lilfayfay:
Group Title
lim h>0 [(3+5)^5  3^5]/h
 updated one year ago
 6 replies
 1 Medal
Mathematics

lilfayfay:
Group Title
log2xlog2(x4)=2
 updated one year ago
 3 replies
 1 Medal
Mathematics

lilfayfay:
Group Title
ln x + ln(x+3) = ln10
 updated one year ago
 10 replies
 1 Medal
Mathematics
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