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

joem820:
Group Title
Simplify the complex fraction.
 updated yesterday
 4 replies
 1 Medal
Mathematics

heythatsness:
Group Title
can someone help me? Ill post the question below. will fan + medal.
 updated yesterday
 11 replies
 1 Medal
Mathematics

uelly65:
Group Title
What is the diameter of the following circle: (x + 4)2 + (y – 9)2 = 18
…
 updated yesterday
 12 replies
 2 Medals
Mathematics

ineedurhelpnow:
Group Title
Solve the word problem.
The formula d = rt gives the distance traveled in time t at rate r. A delivery truck drives for 1.5 hours and t…
 updated yesterday
 16 replies
 1 Medal
Mathematics

CaseyCarns:
Group Title
Please help Fan + Medal
 updated yesterday
 6 replies
 1 Medal
Mathematics

ineedurhelpnow:
Group Title
The formula s=p/n gives the formula for the side length s of a regular polygon with n sides and perimeter P. A regular octagon has 8 equa…
 updated yesterday
 4 replies
 1 Medal
Mathematics

honestyyyyy:
Group Title
What's a rational and irrational number between 7.7 and 7.9
 updated yesterday
 8 replies
 No Medals Yet
Mathematics

ineedurhelpnow:
Group Title
For which operations is the set {–1, 1} closed?
Choose all answers that are correct.
…
 updated 2 days ago
 36 replies
 2 Medals
Mathematics

Taylev105:
Group Title
What is the rational number equivalent to 3 point 24 with a bar over 24
 updated 2 days ago
 19 replies
 2 Medals
Mathematics

Wolfie_GirlRocks2002:
Group Title
Numbers p and q are positive integers.
…
 updated 2 days ago
 26 replies
 5 Medals
Mathematics

scburchell11:
Group Title
Find all solutions to the equation.
7 sin2x  14 sin x + 2 = 5
 updated 2 days ago
 33 replies
 1 Medal
Mathematics

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

matimaticas:
Group Title
Find the length of the arc when:
r = 55 inches, theta = 50 degrees
 updated 3 days 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 3 days ago
 1 reply
 No Medals Yet
Mathematics

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

Softballgirl372015:
Group Title
Please help with calc problem!!
 updated 3 days ago
 26 replies
 1 Medal
Mathematics

RJaza:
Group Title
Find the integral
see in comment box!! =)
 updated 3 days 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 4 days ago
 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 4 days ago
 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 4 days ago
 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 4 days ago
 12 replies
 2 Medals
Mathematics

Shiva_:
Group Title
Is my answer right? Someone please help? Will give medal and fan!
…
 updated 4 days ago
 10 replies
 2 Medals
Mathematics

Zale101:
Group Title
Use any method to find the relative extrema of f(x)=2x+3x^(2/3)
 updated 4 days ago
 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 4 days ago
 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 4 days ago
 1 reply
 No Medals Yet
Mathematics

lsherring:
Group Title
How would I solve this?
Please include explanation.
 updated 4 days ago
 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 4 days ago
 3 replies
 No Medals Yet
Mathematics

Ankh:
Group Title
How do you find the domain of this?
\[\sqrt{ln(\cos(x))}\]
 updated 4 days ago
 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 4 days ago
 8 replies
 1 Medal
Mathematics
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