surjithayer
 Name:
 surjit hayer
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 i am an experienced math lecturer and looking for a job in U.S.A
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Questions Answered

scburchell11:
Group Title
Find all solutions to the equation.
7 sin2x  14 sin x + 2 = 5
 updated 7 minutes ago
 20 replies
 No Medals Yet
Mathematics

wzhang3:
Group Title
1/n{(1/n)^9+(2/n)^9+(3/n)^9+⋯+(n/n)^9}
 updated 14 hours ago
 6 replies
 No Medals Yet
Mathematics

matimaticas:
Group Title
Find the length of the arc when:
r = 55 inches, theta = 50 degrees
 updated 14 hours ago
 13 replies
 3 Medals
Mathematics

branyy:
Group Title
What is the equation of the ellipse with covertices (0, 2), (0, 2) and vertices (3, 0), (3, 0)?
 updated 14 hours ago
 1 reply
 No Medals Yet
Mathematics

xxmadsxx:
Group Title
find sec(7π/3) without a calculator
 updated 14 hours ago
 3 replies
 No Medals Yet
Mathematics

itsmecaro:
Group Title
The area of a triangle is 50 square inches. Find the length of the side included between A = 45° and C = 110°. (Round your answer to one dec…
 updated 14 hours ago
 3 replies
 No Medals Yet
Mathematics

Softballgirl372015:
Group Title
Please help with calc problem!!
 updated 15 hours ago
 26 replies
 1 Medal
Mathematics

RJaza:
Group Title
Find the integral
see in comment box!! =)
 updated 16 hours ago
 7 replies
 3 Medals
Mathematics

KJ4UTS:
Group Title
The domain of y=csc x is given by x≠ (π/2) +nπ. (answers attached below)
True or false please explain answer. Thank you!
 updated yesterday
 2 replies
 1 Medal
Mathematics

bkonch:
Group Title
find the volume of the given solid over the indicated region of the integration.
f(x,y) = 2x+3y+2; 2<=x<=4; 2<=y<=5
 updated yesterday
 32 replies
 2 Medals
Mathematics

stacesweet:
Group Title
Find the least common denominator for these two rational expressions.
n^2/n^2+4n+4 and 3/n^2+7n+10
 updated yesterday
 5 replies
 No Medals Yet
Mathematics

maria_mison:
Group Title
Hexagon DEFGHI is translated on the coordinate plane below to create hexagon D'E'F'G'H'I':
Hexagon DEFGHI and Hexagon D prime E prime F p…
 updated yesterday
 12 replies
 2 Medals
Mathematics

Shiva_:
Group Title
Is my answer right? Someone please help? Will give medal and fan!
…
 updated yesterday
 10 replies
 2 Medals
Mathematics

Zale101:
Group Title
Use any method to find the relative extrema of f(x)=2x+3x^(2/3)
 updated yesterday
 6 replies
 2 Medals
Mathematics

oblitusangelum:
Group Title
There are 6 girls and 7 boys in a class. A team of 10 players is to be selected from the class. If the selection is random, what is the prob…
 updated yesterday
 6 replies
 No Medals Yet
Mathematics

lawls:
Group Title
Write the expression in terms of sines and/or cosines and then simplify.
[1+cos(x)tan(x)csc(x)]/csc(x)= ?
 updated yesterday
 1 reply
 No Medals Yet
Mathematics

lsherring:
Group Title
How would I solve this?
Please include explanation.
 updated yesterday
 22 replies
 3 Medals
Mathematics

jsamv1:
Group Title
A square garden plot has an area of 24 ft2. Find the length of each side in simplest radical form. Calculate the length of each side to the …
 updated yesterday
 3 replies
 No Medals Yet
Mathematics

Ankh:
Group Title
How do you find the domain of this?
\[\sqrt{ln(\cos(x))}\]
 updated yesterday
 12 replies
 4 Medals
Mathematics

jnov:
Group Title
Is this correct? (I know this is for Physics but have no luck in that forum...would anyone know please?)
 updated yesterday
 8 replies
 1 Medal
Mathematics

mayankdevnani:
Group Title
If we toss one die 1000 times, how many times would we expect to get a 5?
Answer
…
 updated yesterday
 10 replies
 2 Medals
Mathematics

cutegirl:
Group Title
x(6)/x<=1
 updated 2 days ago
 7 replies
 1 Medal
Mathematics

babygurl47672:
Group Title
Geometry Help?
 updated yesterday
 14 replies
 No Medals Yet
Mathematics

geny55:
Group Title
The sum of three consecutive numbers is 72. What is the largest of these numbers?
23…
 updated 2 days ago
 1 reply
 No Medals Yet
Mathematics

wolftears:
Group Title
need help asap
 updated 9 minutes ago
 5 replies
 No Medals Yet
Mathematics

ryanvarghese12790:
Group Title
Help medal given
 updated 2 days ago
 18 replies
 No Medals Yet
Mathematics

savvvvannahh:
Group Title
A radar is tracking two airplanes. It determines that the distances to the two planes are 16.7 miles and 23.4 miles; the angle between the …
 updated 2 days ago
 4 replies
 No Medals Yet
Mathematics

hayhay5270:
Group Title
Find all the real fourth roots of 256/2401
A. 4/7 and 16/49 b. 4/7 and 4/7 c. 4/7, 4/7, 16/49. 16/49 d. 4/7
 updated 2 days ago
 5 replies
 No Medals Yet
Mathematics

ajralejandro:
Group Title
A rectangle is inscribed with its base on the xaxis and its upper corners ont the parabola y=5x^2
…
 updated 4 days ago
 1 reply
 No Medals Yet
Mathematics

rsdod6:
Group Title
Find the LCM.
45,120,150
 updated 4 days ago
 3 replies
 No Medals Yet
Mathematics
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