Monday
July 14, 2014

Posts by priyanka


Total # Posts: 43

grade 12 calculus and vectors
Determine the average rate of change form x = 1 to x = 4 for each function. a) y= x b) y=x^2 c) y=x^3 d) y=7

englisch
ich muss ein referat auf englisch machen. ich paar fragen: different knd of animal,where it lives,what it eats,whenit sleeps,what it does,what is special about it,pictures,where it sleeps. bitte schreibt mir die internet seite? NICHT vergessen es muss auf englisch und es muss ...

schul projekt
hallo,ich brauche hilfe beim projekt. ich muss reisekataloge über islas canarias -spaniens insel im atlantik recherchieren. könnt ihr mir helfen und schreib auch die internet adresse wo ihr es herraus gefunden hat danke schön

deutsch
bitte erkläre mir die wörter: eigenartige weisen schürzte seie kleider allerlei ausflüchten schwarm die Kunde Ungesäumt spielmann senkung eines hügels danke! ps: schreibe mir eine schnelle antwort!!!

geometry
Circle A has radius 6. Circle B has radius 10. They cross at two points that are 5 apart. What is the overlapping area?

Maths
The radius of a circle is 8cm, and the length of one of its chords is 12cm. Find the distance of the chord from the centre.

nawi
wie kann man tierrefat thema elefant oder elefanten und elfenbein. könnt ihr den refarat schreiben und schicken ?

math
332

accounts
on july 01,2000, asok ltd. purchased a machine for Rs.1,08,000 and spent Rs.12000 on its installation.At the time of purchase it was estimated that the effective commercial life of the machine will be 12 years and after 12 years its salvage value will be Rs.12,000.prepare mach...

mathe
aufgabe 1.rechne für die folgenden massstäbe aus,welche Länge fünf zentimeter auf der wirklichkeit haben. massstab 1--1000000-- massstab 1--40000000,massstab1--50000--massstab--10000-- massstab 1--500000

mathe
wie viele menschen sind in den letzten 500.000 jahren dazugekommen

deutsch
um was besteht sprache

mathe
was ist ein mittel wert

mathe
wie heisst die grösste vierstellige zahl aus lauter verschiedenen ziffern

mathe
wie heisst die kleinste siebenstellige zahl,wenn keine ziffer mehr als zweimal vorkommen darf

science
A car is travelling at 80km/h in east direction , a train is travelling at 50 m/s in north direction then what is the combined velocity of car and train?

physics
A car is travelling at 80km/h in east direction , a train is travelling at 50 m/s in north direction then what is the combined velocity of car and train?

math
if x=0 y=3*0-5*0+9*0-8 y=-8

statistics
A simple random sample of 50 items from a population with σ  6 resulted in a sample mean of 32. a. Provide a 90% confidence interval for the population mean

math
in triangle abc ad is bisector of angle a and angle b is twice of angle c prove that angle bac is equal to 72

Physics
Thanks, for the help Elena. For me this answer is also not working its saying that its wrong. :/

Physics
Four people sit in a car. The masses of the people are 41 kg, 47 kg, 53 kg, and 55 kg. The car's mass is 1020 kg. When the car drives over a bump, its springs cause an oscillation with a frequency of 1.00 Hz. What would the frequency be if only the 41-kg person were presen...

Physics
A spoked wheel with a radius of 44.0 cm and a mass of 1.90 kg is mounted horizontally on frictionless bearings. JiaJun puts his 0.550-kg guinea pig on the outer edge of the wheel. The guinea pig begins to run along the edge of the wheel with a speed of 18.0 cm/s with respect t...

Physics
Sorry ignore what I said here before...the ball is at the top and it slides to the right then it goes up a little which makes a curve which is distance R and the distance it slides from top to botton is H...hope you have an idea now!

Physics
Sorry, but this is still confusing there is no radius given besides the info I have provided earlier!

Physics
A bucket of water with a mass of 4.0 kg is attached to a rope that is wound around a cylinder. The cylinder has a mass of 8.0 kg and is mounted horizontally on frictionless bearings. The bucket is released from rest. (a) Find its speed after it has fallen through a distance of...

Physics
sorry I divided it by total mass 10.7 not eleven, but I do get wrong answer :/ !

Physics
Belinda needs to find the center of mass of a sculpture she has made so that it will hang in a gallery correctly. The sculpture is all in one plane and consists of various shaped uniform objects with masses and sizes as shown. The length of the rectangle is L = 1.4 m and the m...

Physics
Thank you Drwls! I really appreciate your help.

Physics
A 44.0-kg woman stands at one end of a 148 kg raft that is 6 m long. The other end of the raft is 0.5 m from a pier. (a) The woman walks toward the pier until she gets to the other end of the raft and stops there. Now what is the distance between the raft and the pier? in m pl...

Physics
Thank you!

Physics
In the railroad freight yard, an empty freight car of mass m rolls along a straight level track at 1.1 m/s and collides with an initially stationary, fully loaded boxcar of mass 4.3m. The two cars couple together upon collision. (a) What is the speed of the two cars after the ...

Physics
Thank you Elena :) !

Physics
Do I use kinematic equation for part a? And what would be the force for part b? Thank you!

Physics
A pole-vaulter of mass 59.9 kg vaults to a height of 5.9 m before dropping to thick padding placed below to cushion her fall. (a) Find the speed with which she lands. m/s (b) If the padding brings her to a stop in a time of 0.48 s, what is the average force on her body due to ...

Math
multiplition

4th grade math
800

English
Write a passage using rhetorical device on a person, idea or ideology(300 words)

orgenic chemistry
Aqueous sodium bicarbonate was used to wash the crude n-butyl bromide. What was the purpose of this wash? Give equations. Why would it be undesirable to wash the crude halide with aqueous sodium hydroxide?

orgenic chemistrry
why is the reaction mixture extracted with sodium bicarbonate?give an equation and explain its relevance.

deutsch
wissen macht ah

Spanish Essay: Looking for Corrections
you need to substitute bananas in the sentence "Costa Rica produce el café y las bananas." with platanos.

German
woher kommen sie her

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