chihiroasleaf
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 simply.., a Muslim who want to learn a lot and helpful for others.. :)
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Questions Asked

chihiroasleaf:
Group Title
If \(x+ \frac{1}{y}=8\) and \(xy+ \frac{1}{xy}=38\), then the value of \(y+ \frac{1}{x}=....\)
 updated 29 days ago
 14 replies
 7 Medals
Mathematics

chihiroasleaf:
Group Title
find the value of
\[ \frac{(4 \times 11 + 12)(6 \times 13 + 12)(8 \times 15 + 12)...(2012 \times 2019 + 12)}{(5 \times 12 + 12)(7 \times 1…
 updated 29 days ago
 12 replies
 1 Medal
Mathematics

chihiroasleaf:
Group Title
If
\[A = \frac{1}{1+1}+\frac{1}{1+2}+\frac{1}{1+3}+...+\frac{1}{1+50}\]
dan
…
 updated 29 days ago
 18 replies
 4 Medals
Mathematics

chihiroasleaf:
Group Title
Given a series \( 4,x,y,z\)
The first three terms are geometric series and the last three terms are arithmetic series. Find the value of \(…
 updated 29 days ago
 24 replies
 4 Medals
Mathematics

chihiroasleaf:
Group Title
define a function
\[f \left( n \right)=\frac{ 1 }{\sqrt[3]{n^2+2n+1}+\sqrt[3]{n^21}+\sqrt[3]{n^22n+1} }\]
for all natural number. find t…
 updated one month ago
 31 replies
 4 Medals
Mathematics

chihiroasleaf:
Group Title
calculate the value :
\[\sqrt{1+\frac{ 1 }{ 1^2 }+\frac{ 1 }{ 2^2 }} + \sqrt{1+\frac{ 1 }{ 2^2 }+\frac{ 1 }{ 3^2 }}+\sqrt{1+\frac{ 1 }{ 3^2…
 updated one month ago
 20 replies
 5 Medals
Mathematics

chihiroasleaf:
Group Title
If \(x\) and \(y\) are real numbers so that \(x^{3} 3xy^{2}=44\) and \(y^{3}  3x^{2}y=8\). find the value of \(x^{2} + y^{2}\)!
 updated one month ago
 8 replies
 6 Medals
Mathematics

chihiroasleaf:
Group Title
for every integer \(x\) defined a function \(f\) with \(f(x)\) is the number of digits of \(x\). e.g : \(f(125) = 3\) and \(f(2012)=4\). the…
 updated one month ago
 26 replies
 5 Medals
Mathematics

chihiroasleaf:
Group Title
For every integer $x$ defined a function f, which is f(x) is the number of digits of x. e.g : f(125) = 3; f(2012) = 4.
the value of $f(2^{…
 updated one month ago
 No Medals Yet
Mathematics

chihiroasleaf:
Group Title
/[2^{x} = 3^{y} = 6^{z}/]
What is the value of \(\frac{1}{x}+\frac{1}{y}+\frac{1}{z}; \) with \(x,y,z\) not zero ?
…
 updated 2 months ago
 No Medals Yet
Mathematics

chihiroasleaf:
Group Title
find the value of a+b+c + ...+ z
(question in comment)
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

chihiroasleaf:
Group Title
Let P(r,k) denote the number of partitions of r into exactly k parts.
a. Show that P(r,k) = P(r1, k1) + P(rk,k)…
 updated one year ago
 1 reply
 2 Medals
Mathematics

chihiroasleaf:
Group Title
Given a cube ABCD.EFGH with the length of each edge is 4 cm. What is the distance between lines CE and BG? (the lines are skew each other)
 updated 2 years ago
 5 replies
 No Medals Yet
Mathematics

chihiroasleaf:
Group Title
Of 100 people surveyed, 52 were women, 30 eat breakfast, 40 eat lunch, 25 were women who eat breakfast, 15 were women who eat lunch, 20 eat …
 updated 2 years ago
 13 replies
 2 Medals
Mathematics

chihiroasleaf:
Group Title
Solving partial differential equation (use characteristic method)
\[\Large \frac{\partial u }{\partial t} + u^2 \frac{\partial u}{\partial …
 updated 2 years ago
 17 replies
 No Medals Yet
Mathematics

chihiroasleaf:
Group Title
Can anyone explain to me about solving partial differential equation with characteristic method?
or any reference to study...
…
 updated 2 years ago
 6 replies
 No Medals Yet
Mathematics

chihiroasleaf:
Group Title
Given that point \(P \) outside plane \(\alpha\). Plane \(\beta\) is a plane that contained point \(P \) and perpendicular to one of the lin…
 updated 2 years ago
 No Medals Yet
Mathematics

chihiroasleaf:
Group Title
Given a cube ABCD.EFGH with an edge length of 6 cm. Determine the distance between point B and plane AFC!
 updated 2 years ago
 17 replies
 1 Medal
Mathematics

chihiroasleaf:
Group Title
Finding the value of limit
\[\Large \lim_{x \to 3} \frac{\sqrt{x+4}\sqrt{2x+1}}{\sqrt{3x+1}\sqrt{x+7}}\]
 updated 2 years ago
 9 replies
 5 Medals
Mathematics

chihiroasleaf:
Group Title
Let \(\Large p: \mathbb R \to \mathbb R \) be a differentiable function.
Prove that the equation \(\Large u_t = p(u)u_x ; t>0\) has a solut…
 updated 2 years ago
 No Medals Yet
Mathematics

chihiroasleaf:
Group Title
[Partial Differential Equation]
Show that each of the following equations has a solution of the form \( u(x,y)=f(ax+by) \) for a proper ch…
 updated 2 years ago
 12 replies
 1 Medal
Mathematics

chihiroasleaf:
Group Title
Partial Differential Equation
Solve the following boundary value problems…
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

chihiroasleaf:
Group Title
[Partial Differential Equation]
solve the following boundary value problems…
 updated 2 years ago
 10 replies
 1 Medal
Mathematics

chihiroasleaf:
Group Title
Determine the number of sixdigit integers (no leading zeros) in which no digit may be repeated and divisible by 4?
…
 updated 2 years ago
 4 replies
 3 Medals
Mathematics

chihiroasleaf:
Group Title
Prove by pigeon hole principle.
Let \[k \in \mathbb{Z}^+\] . Prove that there exists a positive integer n such that kn and the only digits…
 updated 2 years ago
 4 replies
 No Medals Yet
Mathematics

chihiroasleaf:
Group Title
Prove that if we select 101 integers from the set S = {1,23, ..., 200}, there exist m, n in the selection where gcd(m,n) = 1
It's about Pig…
 updated 2 years ago
 12 replies
 1 Medal
Mathematics

chihiroasleaf:
Group Title
how to import latex symbol in adobe flash?
thank you... :)
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

chihiroasleaf:
Group Title
Prove by Induction
"The sum of the cube of any three consecutive integers is divisible by 9"
…
 updated 2 years ago
 4 replies
 2 Medals
Mathematics

chihiroasleaf:
Group Title
Find the value of a and b so that \[x ^{4}ax ^{3}\left( 6a+5b \right)x ^{2}+abx+144\] can be divided by \[x ^{2}+6x+8\]!
I've tried to …
 updated 2 years ago
 19 replies
 4 Medals
Mathematics

chihiroasleaf:
Group Title
Suppose that a and b are elements of finite order in a group such that ab=ba and \[\langle a \rangle \cap \langle b \rangle =\{e\}\]. Prove …
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

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