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Questions Answered

nikhilkap:
Group Title
If MI of a disc about its diameter is I find its
MI about an axis along tangent.
 updated one year ago
 4 replies
 1 Medal
Mathematics

Yahoo!:
Group Title
System B moving with Vo elastically Collides with system A at rest as Shown.At maximum Compression of Spring K.Velocity of M is?
 updated one year ago
 19 replies
 4 Medals
Mathematics

talleymarks:
Group Title
Determine where f(x) intersects the xaxis. f(x)=(x+10)2−81
 updated one year ago
 4 replies
 1 Medal
Mathematics

kmm100910:
Group Title
If the sum of the measures of the interior angles of a convex polygon is 2160o, how many sides does the polygon have?
 updated 3 months ago
 2 replies
 3 Medals
Mathematics

tok1997:
Group Title
Tim can clean a pool by himself in 4 hours. When TIm and John work together, they can clean the pool in 2 hours and 24 minutes. How long wou…
 updated one year ago
 1 reply
 1 Medal
Mathematics

kmm100910:
Group Title
A ladder 20 feet long leans against a wall and forms an angle of 30° with the ground. How far from the wall is the ladder?
 updated one year ago
 3 replies
 1 Medal
Mathematics

joshisabeast:
Group Title
simplify this expression
(34i) (5+2i)
 updated one year ago
 10 replies
 No Medals Yet
Mathematics

Josarah123:
Group Title
Write an equation for the line that is parallel to y5x+2=0. The line you are looking for passes through (3, 8). Write the line in standa…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

fabo:
Group Title
Find the volume of a can of soup that has a height of 16 cm and a radius of 5 cm. Use 3.14 for p.
A. 1,256.0 cm3
B. 251.2 cm3
…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

kmccullo:
Group Title
How do you work out lim (n/n+1) as n goes to infinity? I think it's supposed to be 1.
 updated one year ago
 7 replies
 No Medals Yet
Mathematics

kmm100910:
Group Title
A square piece of paper 160 mm on a side is folded in half along a diagonal. The result is a 45° – 45° – 90° triangle. What is the length of…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

SerinaRenee:
Group Title
The path of a comet is a parabola described by this equation, where the Sun is at the focus of the parabolic path. The coordinates of the Su…
 updated one year ago
 2 replies
 1 Medal
Mathematics

namokarma:
Group Title
In how many ways 6 boys and 3 girls sit in a round table when each boy has a neighbor has girl
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

patreece31:
Group Title
The sum of two numbers is 15, and their difference is 3, what are the two numbers?
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

stormywx:
Group Title
What is a counterexample for the conjecture? Conjecture: The product of two positive numbers is greater than the sum of the two numbers.
 updated one year ago
 1 reply
 1 Medal
Mathematics

ahoward79:
Group Title
On a certain day, the company took 88 people on whale watching trips. There were 44 children aged twelve and under, of which some children w…
 updated one year ago
 9 replies
 1 Medal
Mathematics

GeOmEnTrY:
Group Title
Hello, ca anyone please help me? I would very much be thankful! I'll fan and give a medal to the best help and to anyone else that helps i w…
 updated one year ago
 8 replies
 1 Medal
Mathematics

OsmondF:
Group Title
question about Work. please see attach.
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

Hakeem:
Group Title
A particle of mass m and speed v strikes a stationery particle(of unknown mass) in a glancing collision. Is it possible for the incident par…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

jt0770:
Group Title
If you pull on the string so that the radius of the circle decreases to one half its former value, what is the new tension in the string? Wh…
 updated one year ago
 2 replies
 1 Medal
Mathematics

hiramoby:
Group Title
Translational Kinetic Energy
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

ammara:
Group Title
why air of the fan moves downwards physical reason?
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

rvgupta:
Group Title
what is QUANTUM ELECTRODYNAMICS e.i.,QED?
 updated one year ago
 2 replies
 1 Medal
Mathematics
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