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Questions Answered

af0998:
What is a curve called that increases then flattens out?
 updated one year ago
 3 replies
 1 Medal
Mathematics

M_Vamshi_Kumar_Reddy:
My mass is what the stuff im having in my body. if i get into space station i become free from gravity. now there if i wish to measure my ma…
 updated one year ago
 1 reply
 2 Medals
Mathematics

Melody_:
how do we derivative 25In(x+1)???
 updated one year ago
 7 replies
 1 Medal
Mathematics

SM_94:
Find the volume V obtained by rotating the region bounded by the given curves about the specified axis.
y = 3 sin2x, y = 0, 0 ≤ x ≤ π; a…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

CantSaveCoke:
Help ?( :
A triangle has sides of lengths 27, 79, and 84. Is it a right triangle? Explain. (1 point)
…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

prasadchoklet:
can anyone please provide me the proof of fundamental theorem of integral calculus??
 updated one year ago
 13 replies
 1 Medal
Mathematics

mathlife:
find the Differential Equation of the given Family.
Y= Ce^(2x) + e^(2x)
 updated one year ago
 13 replies
 3 Medals
Mathematics

skeller2:
a batting machine launches a ball straight up in the air at a velocity of 100 ft/s. the machine is 65 feet tall what is the maximum height t…
 updated one year ago
 10 replies
 1 Medal
Mathematics

emworden90:
Determine whether or not the following equation is exact, find the solution. If not, use an integrating factor to convert it into exact and …
 updated one year ago
 2 replies
 1 Medal
Mathematics

zbowman75:
Let
V={(cost sint )}
…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

Wislar:
\[y'+(e ^{x}\tan x)y=\frac{ 1 }{ 1x ^{2} }; \ \ y(0)=0\]
Check existence and uniqueness of solutions of the following initial value prob…
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

Ayeshaafzal:
Einstein’s theory as a hypothesis with its postulates. How has our understanding of time been influenced by the discovery of the constancy o…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

TedG:
anyone able to help me with difference equations?
 updated one year ago
 26 replies
 1 Medal
Mathematics

Meinme:
The locus of Z satisfying the inequality given below is
 updated one year ago
 3 replies
 1 Medal
Mathematics

KingGeorge:
[UNSOLVED] Combinatorics challenge problem!
Suppose you have a chessboard of size \(n\times n\), and you want to place some pawns on it. Ho…
 updated 11 months ago
 33 replies
 No Medals Yet
Mathematics

fannen:
Linear Algebra : find a subset F of R^2 contains OR^2=(0,0) s.t F is not subspace.
 updated one year ago
 4 replies
 1 Medal
Mathematics

random7597:
Find the circumcenter of the triangle
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

Wislar:
Find the image of the set S under the given transformation:
u=0, u=1, v=0, v=1, x=v, y=u(1+v^2)
 updated one year ago
 13 replies
 2 Medals
Mathematics

RolyPoly:
Solve the initial problem
\[y_1''=2y_1+y_2+y_1'+y_2'\]\[y_2''=5y_1+2y_2+5y_1'y_2'\]\(y_1(0)=y_2(0)=y_1'(0)=4\), \(y_2'(0)=4\)
 updated one year ago
 17 replies
 1 Medal
Mathematics

sadananda42:
Are the vectors v1=(1,1,2,4), v2=(2,1,5,2),v3=(1,1,4,0), v4=(2,1,1,6) independent in R^4. Please find the basis spanned by these vectors…
 updated one year ago
 7 replies
 1 Medal
Mathematics

srijit:
when a body is weighed on an ordinary balance we demand that the arm should be horizontal if the weights on two pans are equal.suppose 2 equ…
 updated one year ago
 24 replies
 1 Medal
Mathematics

JohnM:
Exercises on transposes, permutations, spaces 5.1 etc.
Can someone please explain the homework questions, because I have not seen some of t…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

katlin95:
Quadrilateral ABCD with vertices A(4, 3), B(4, 2), C(4, 2) and D(4, 3) is a rectangle, find the length of the diagonals.
…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

wadlo:
Given y = a*[x*sin(b*x) + z*sin(b*z)]
Solve for b
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

mandja:
Hey, guys, I was wondering if you could help me with some statistics and physics. http://www.trin.cam.ac.uk/show.php?dowid=475 Questions 2, …
 updated one year ago
 5 replies
 1 Medal
Mathematics

mukushla:
i need help with an integral\[\int x J_n^2(x) \ \text{d}x\]
 updated one year ago
 18 replies
 2 Medals
Mathematics

lgbasallote:
Prove that if n is an integer then 3n + 2 is even, then n is even
 updated one year ago
 51 replies
 5 Medals
Mathematics

steel11:
implicit differentiation help.
Somebody here has got to know how to do this problem... >.<
…
 updated one year ago
 31 replies
 No Medals Yet
Mathematics

vf321:
For a given triangle ABC, where \(h_X\) stands for altitude from a vertex \(X\), is \(h_b+h_c>b\) for all \(b\)?
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

vf321:
Can the sum of any two altitudes of a triangle be smaller than one of its legs?
 updated one year ago
 5 replies
 1 Medal
Mathematics
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