ericatrang
 Name:
 Erica
 School:
 About:
Most Active Subjects

 Questions Asked
 2
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 1
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 18
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 28
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 1
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 2
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 1
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 18
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 28
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 1
 Questions Answered
 0
 Medals Received
 0

0 
Questions Asked

ericatrang:
Group Title
Draw the Lewis structure for the ionic compound that forms from Al and F.
I know that the valence for Al is 3 and F is 7, but I am having t…
 updated 7 months ago
 8 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
A 5.0*10^1 kg sample of water absorbs 388kJ of heat. If water was initially at 24.5 deg. C what is its final temp?
 updated 10 months ago
 No Medals Yet
Mathematics

ericatrang:
Group Title
Solve polynomial inequality and graph solution set on a real number line. x^37x^2x7<0
this is what I have so far,
…
 updated 10 months ago
 38 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
x^5x^3+6 how do you factor this?
 updated 10 months ago
 22 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
the dimensions of a box are 10" by 12" by 16". if the shorter sides are decreasing at the rate of .2"/min. and the longest side is increasin…
 updated one year ago
 67 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
find the max related rate
in an apple orchard there are 30 trees per acre and the average yield is 400 apples per tree. for each additional…
 updated one year ago
 No Medals Yet
Mathematics

ericatrang:
Group Title
what are the absolute maximum and minimum values and inflection points of f(x)  x^3(x2)^2, also the intervals on which the function is in…
 updated 2 years ago
 20 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
f(x)=ln(cos^5(3x^4)) help with chain rule :s
…
 updated 2 years ago
 6 replies
 1 Medal
Mathematics

ericatrang:
Group Title
f(x)=ln(cos^5(3x^4)) help with chain rule :s
 updated 2 years ago
 No Medals Yet
Mathematics

ericatrang:
Group Title
if y=cos(2x), determine d^80y/dx^80
 updated 2 years ago
 7 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
if y=cos(2x), determine d^806/dx^80
 updated 2 years ago
 No Medals Yet
Mathematics

ericatrang:
Group Title
use the following to complete the problems
d/dx(sin^(1)u=(1u^2)^1/2(du/dx)
d/dx(tan^(1)u=(1+u)^1(du/dx)
…
 updated 2 years ago
 4 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
I need help on part B
A)y^2=x^3 find dy/dx
which is 3x^2/2y
…
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
if y=sin^2x+cos^2x, determine d^2y/dx^2
 updated 2 years ago
 7 replies
 1 Medal
Mathematics

ericatrang:
Group Title
evaluate limit of theta >0 of (sin 3 theta)/ theta
 updated 2 years ago
 6 replies
 1 Medal
Mathematics

ericatrang:
Group Title
Implicit Differential
I need help with part B and C please
suppose that sq. rt. of x + sq. rt. of y = 10
…
 updated 2 years ago
 13 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
suppose that sq. rt. of x + sq. rt. of y = 10
a) find dy/dx. I answered it which is y'=(y 1/2) / (x 1/2)
b) what is the slope of the tan…
 updated 2 years ago
 No Medals Yet
Mathematics

ericatrang:
Group Title
evaluate the limit of x approaching 0 of sin(5x) * cot(3x)
 updated 2 years ago
 No Medals Yet
Mathematics

ericatrang:
Group Title
find dy/dx for y=10(1+(2(6+7x^4))^(9))^(3))^(5)
 updated 2 years ago
 51 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
how does y=x^2(x^31) become 5x^42x using derivatives?
 updated 2 years ago
 4 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
suppose sq. rt. of x plus sq. rt. of y = 10
A) find dy/dx
B) what is the slope of the tangent to this curve which passes through (36,16)?…
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

ericatrang:
Group Title
if y=1/sin^(2), determine dy/dx
 updated 2 years ago
 18 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
if y=cos(2x), determine d^80y/dx^80
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
if y=cos^2(4x), determine dy/dx
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

ericatrang:
Group Title
if y=cos(2x), determine d^80y/dx^80
 updated 2 years ago
 No Medals Yet
Mathematics

ericatrang:
Group Title
if y=sin^(2)*x+cos^(2)*x, determine d^2y/dx^2
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
if y^2=sin(x), determine dy/dx
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

ericatrang:
Group Title
evaluate lim of x approaching infinity of 2xsin(1/x)
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

ericatrang:
Group Title
evaluate lim of x approaching infinity of 2xsin(1/x)
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

ericatrang:
Group Title
evaluate the limit of theta approaches zero of sin 3theta/ theta
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics
 > Older questions