pre-algebra
Name:
maksim rukov
School:
Московский государственный университет имени М. В. Ломоносова
About:
I am a fifteen year old Russian student, and I love mathematics with all my heart. I hope God grants me the honor of contributing to this stupendous field as much as I can. I am interested in number theory and real analysis.
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Medals Received 156
Questions Answered
puddlebear7:
pleaseeeee helpppppp i need to pass this exam to graduate!!!!!!!!!!!!!!!!!!!!!!!!!Barbara opened a store credit card to purchase a game cons…
updated one year ago
4 replies
No Medals Yet
Mathematics
beezinthetrap:
need to pass six questions to pass final exam & class need help !!!!!!1
updated one year ago
2 replies
No Medals Yet
Mathematics
ChasingThePursuit:
\(\Small \color{Blue}{\ Check Dem Comments for the Problem :) }\)
updated one year ago
14 replies
2 Medals
Mathematics
braden:
3x^2+7x-20
updated one year ago
3 replies
No Medals Yet
Mathematics
maz703:
How can I make a Prime equation in the form ax2 + bx + c. Using complete sentences, explain how you know it is prime. :/ I wasn't sure. :(
updated one year ago
5 replies
No Medals Yet
Mathematics
DoomDude:
Calc help i don't get the last part...
updated one year ago
27 replies
4 Medals
Mathematics
herschelle:
Permutation and Combinations Question:
How many even four digit numerals have no repeated digits?
…
updated one year ago
4 replies
1 Medal
Mathematics
ashlynnobrien:
Find the value of: 2sqrt(3/25)
updated one year ago
5 replies
1 Medal
Mathematics
barrelracer23:
What is the surface area of the prism?
updated one year ago
2 replies
1 Medal
Mathematics
Lala4jc:
What is the solution of the system?
7x + 5y = 19
…
updated one year ago
6 replies
1 Medal
Mathematics
alainabbyboo22:
All acute angles measure less than 90 degrees.
What can you conclude by deductive reasoning based on the statement above?
A. If angle A i…
updated one year ago
2 replies
No Medals Yet
Mathematics
2yoututu11:
Each side of an equilateral triangle is 32 centimeters, as shown. What is the approximate height h of the triangle?
…
updated one year ago
3 replies
No Medals Yet
Mathematics
AmoniiLovee11:
What is the domain and range of the following function and its inverse? f(x)=x^2+3
updated one year ago
3 replies
No Medals Yet
Mathematics
jordin:
The product of a monomial and a monomial has how many terms?
1
…
updated one year ago
11 replies
No Medals Yet
Mathematics
B.R.M:
can someone review geometry with me
updated one year ago
14 replies
3 Medals
Mathematics
TheonewhowantstogetintoMIT:
What is the limit of a secant line?
updated one year ago
3 replies
1 Medal
Mathematics
Smoove:
@pre-algebra walked 3 miles north and 6 miles west. Starting from the same point, @chizzyfeeling walked 2 miles south and 4 miles east. Ho…
updated one year ago
2 replies
1 Medal
Mathematics
m.auld64:
INTEGRALS
updated one year ago
5 replies
No Medals Yet
Mathematics
Ala123:
help with this graph and distance formula:
updated one year ago
7 replies
No Medals Yet
Mathematics
Smoove:
What is the distance between the points (-5, 2) and (4, 9)? >>
updated one year ago
10 replies
2 Medals
Mathematics
maheshmeghwal9:
Show that f(x) is continuous at x=0:--
updated one year ago
7 replies
4 Medals
Mathematics
pre-algebra:
This question is inspired from this one: http://openstudy.com/study?login#/updates/4fa7f4e2e4b059b524f3bb68
How could one prove that \(\s…
updated one year ago
3 replies
2 Medals
Mathematics
maheshmeghwal9:
Prove that root function is a continuous function.
updated one year ago
2 replies
2 Medals
Mathematics
maheshmeghwal9:
Discuss the continuity of SIN function.Please explain!
updated one year ago
29 replies
3 Medals
Mathematics
ariesvang:
write a recursive formula for the sequence 15,26,48,92,180,... then find the next term.
…
updated one year ago
3 replies
2 Medals
Mathematics
emunrradtvamg:
Can someone give me some hints with this exercise?
updated one year ago
66 replies
5 Medals
Mathematics
pre-algebra:
A professor asked me the following question:
"Is \(2\) a primitive root \((\text{mod }15)\)? Explain."
…
updated one year ago
3 replies
2 Medals
Mathematics
pre-algebra:
Is there a formal way to show that \(\mathbb{Z}_{4}\) and \(\mathbb{U}_{10}\) are isomorphic? For the record,\[\mathbb{Z}_{4}=\{[0],[1],[2],…
updated one year ago
2 replies
1 Medal
Mathematics
pre-algebra:
So, our professor just returned us our test, and I got all questions correct except for one:
"Solve for \(x\):\[24=16x-40"\]I don't get i…
updated one year ago
14 replies
2 Medals
Mathematics
ayojenn:
what is the y-intercept of the line given by the equation below?
y=8/13x+7
updated one year ago
2 replies
1 Medal
Mathematics
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