alma2011
 Name:

 School:
 About:
188 helpers are online right now
75% of questions are answered within 5 minutes.
Most Active Subjects

 Questions Asked
 57
 Questions Answered
 1
 Medals Received
 0

 Questions Asked
 57
 Questions Answered
 1
 Medals Received
 0
Questions Asked

alma2011:
Factoring! (y1)^3 + 27x^3 The answer is (y+3x1)(y^2  2y3xy+9x^2 +3x+1), but I don't understand how to get there. I know that you use th…
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

alma2011:
How would you describe how to proceed from a precalculus formula to a new integration formula when using integration to solve applied probl…
 updated 3 years ago
 1 reply
 No Medals Yet
Mathematics

alma2011:
If I drop a car from a height of 300 feet straight down. It's velocity after t seconds is 32t feet/second.
How do I determine the positio…
 updated 3 years ago
 1 reply
 No Medals Yet
Mathematics

alma2011:
I know that similar functions can have very different antiderivatives. For example, even though int((x)/((x^4)+1)) dx looks very similar to…
 updated 3 years ago
 40 replies
 No Medals Yet
Mathematics

alma2011:
Given the equation f(x)=x^2 + 7
(A) What is the approximate area bounded by f(x) and the xaxis on the interval [0,4] with eight subinterva…
 updated 3 years ago
 No Medals Yet
Mathematics

alma2011:
If y changes at a rate exactly three times its values and y(1)=4e, find y(5).
Is the answer 105e?
 updated 3 years ago
 No Medals Yet
Mathematics

alma2011:
What is the solution to the equation (lny)^2  2ln(y^5) = 11, and how do you get the derivative of the equation with respect to y?
 updated 3 years ago
 22 replies
 No Medals Yet
Mathematics

alma2011:
Can someone walk me through the derivative....
d/dx(5^(arcsin10x^2))?
 updated 3 years ago
 No Medals Yet
Mathematics

alma2011:
Can someone walk me through how to take the derivative of (4log sub 2(secx))?
 updated 3 years ago
 5 replies
 No Medals Yet
Mathematics

alma2011:
If y changes at a rate exactly three times its values and y(1)=4e, find y(5).
This confuses me to the T.
 updated 3 years ago
 30 replies
 No Medals Yet
Mathematics

alma2011:
If x>0, intergral (x^(1/3))dx=
a.) (2/3)x^(2/3)
b.) (1/3)x^(4/3)+C…
 updated 3 years ago
 1 reply
 No Medals Yet
Mathematics

alma2011:
How do I evaluate these derivatives???
d/dx(e^tan2x)
d/dx(4logsub 2(secx))…
 updated 3 years ago
 8 replies
 No Medals Yet
Mathematics

alma2011:
How do I find d/dx (ln((x+1)/(sqrt(x2)))?
 updated 3 years ago
 2 replies
 No Medals Yet
Mathematics

alma2011:
Given the derivative of some inegrable function f(x) is f'(x)=e^x+(4/3)x^(2/3).
What is f(x) if f(1)=e?
 updated 3 years ago
 20 replies
 No Medals Yet
Mathematics

alma2011:
If y changes at a rate exactly three times its values and y(1)=4e, what is y(5)?…
 updated 3 years ago
 No Medals Yet
Mathematics

alma2011:
What term must be added to x^2+3x to complete the square? How do you find that term??
 updated 3 years ago
 6 replies
 No Medals Yet
Mathematics

alma2011:
What is the differential equation that models exponential growth and decay?
 updated 3 years ago
 5 replies
 No Medals Yet
Mathematics

alma2011:
Consider the function f(x)=log base 10 of x.
If f(x) is increased by one unit, x must have been increased by what factor?…
 updated 3 years ago
 1 reply
 No Medals Yet
Mathematics

alma2011:
Can someone describe the relationship between the graph of f(x)=lnx and g(x)=e^x?
 updated 3 years ago
 18 replies
 No Medals Yet
Mathematics

alma2011:
Which of the following is an equation of a curve that intersects at right angles every curve of the family y=(1/x)+k (where k takes all rea…
 updated 3 years ago
 2 replies
 No Medals Yet
Mathematics

alma2011:
If f'(x)=f(x) and f(1), then f(x)=
a. (1/2)e^(2x+2)
b. e^(x1)…
 updated 3 years ago
 No Medals Yet
Mathematics

alma2011:
Multiple Choice:
If a function f is continuous for all x and if f has a relative maximum at (1.4) and a relative minimum at (3,2), which …
 updated 3 years ago
 No Medals Yet
Mathematics

alma2011:
Multiple choice:
The function defined by f(x)=sqrt of 3 times cosx+ 3sinx has an amplitude of
a. 3sqrt 3…
 updated 3 years ago
 No Medals Yet
Mathematics

alma2011:
Multiple choice:
If dy/dx=tan x, then y=
a. 1/2 tan^2 x +C…
 updated 3 years ago
 No Medals Yet
Mathematics

alma2011:
Multiple Choice:
A region in the plane is bounded by the graph of y=(1/x), the xaxis, the line x=m, and the line x=2m, m>0. The area of th…
 updated 3 years ago
 No Medals Yet
Mathematics

alma2011:
Multiple choice
If sin x=e^y , 0<x<pi, what is dy/dx in terms of x?
(a) tanx…
 updated 3 years ago
 No Medals Yet
Mathematics

alma2011:
Multiple Choice:
The area of the region bounded by the curve y=e^(2x), the xaxis, the yaxis, and the line x=2 is equal to
(a) ((e^4)/2)e…
 updated 3 years ago
 No Medals Yet
Mathematics

alma2011:
Multiple Choice:
At x=0, which of the following is true of the function f defined by f(x)=x^2+e^(2x)?
(a) f is increasing…
 updated 3 years ago
 6 replies
 No Medals Yet
Mathematics

alma2011:
Multiple Choice:
An equation for a tangent to the graph of y=archsin (x/2) at the origin is
(a) x2y=0…
 updated 3 years ago
 26 replies
 No Medals Yet
Mathematics

alma2011:
Multiple Choice:
A point moves on the xaxis in such a way that its velocity at time t (t>0) is given by v=lnt/t. At which value of t does …
 updated 3 years ago
 1 reply
 No Medals Yet
Mathematics
 > Older questions