Thursday
October 2, 2014

Posts by 123


Total # Posts: 36

Calculus
2d dd/dt = 450t-1080 dd/dt = 900-1080/(2*48.37)=-1.86 this is what I get when I substitute the values.Is it correct?
September 2, 2014

Calculus
At noon of a certain day,ship A is 60 km due north of ship B. If A sails east at 12 km/hr and B sails north 9 km/hr,determine how rapidly the distance between them is changing 2 hrs later. Is it increasing or decreasing?
September 2, 2014

Calculus
At noon of a certain day,ship A is 60 km due north of ship B. If A sails east at 12 km/hr and B sails north 9 km/hr,determine how rapidly the distance between them is changing 2 hrs later. Is it increasing or decreasing?
August 31, 2014

Calculus
1.At noon of a certain day,ship A is ^0 km due north of ship B. If A sails east at 12 km/hr and B sails north 9 km/hr,determine how rapidly the distance between them is changing 2 hrs later. Is it increasing or decreasing? 2.At a given instant the legs of a right triangle are ...
August 31, 2014

physics
There is a typo in this question. Ignore the ”cdot” in the units for G. A satellite is in a circular orbit just above the surface of the Moon. What is the satellite’s acceleration? The value of gravitational constant is 6.67259 × 10−11 Ncdotm2/kg2 ...
July 14, 2014

Physics Classical Mechanics
qwef
October 21, 2013

math
in a boy's school, 5/8 of the boys play football and 4/7 play rugby.if every boy plays at least one of the two games, find the fraction of the boys who play both
May 26, 2013

punnet square
Why punnet square is improtant ?
May 15, 2013

math
Find the slope of a line that is perpendicular to the line containing the points (–2, –1) and (2, –3). (1 point) m = –2 m = 2 m = -1/2 m = –1 pplz help
April 27, 2013

math
. Find the slope of a line that is parallel to the line containing the points (3, 4) and (2, 6). (1 point) m = 1 m = 2 m = –2 m = 1/2
April 27, 2013

Physics
how did u get 94860
April 2, 2013

Science
this is sooooboring poeple
February 19, 2013

Science
stupid
February 19, 2013

chemistry
The half-life of a first order reaction is determined to be 74.5 years. How long will it take for the concentration of the reactant to reach 2% of its initial value?
December 15, 2012

Chemistry
a) 530
December 11, 2012

Chemistry
Free Surface Vacancies
November 29, 2012

Chemistry
i didnt get it either
November 22, 2012

science, chemestry
plz help
November 18, 2012

Chemistry
he's right
November 18, 2012

Chemistry hW
sry. i meant that that wasn't the explanation for how to do it
November 18, 2012

Chemistry hW
that's not an answer!
November 18, 2012

science
good point
November 16, 2012

American Government
what was it?
May 25, 2011

physics
A skydiver jumps out of a ;lane 3 km in the air and reaches terminal velocity after falling for 15 seconds. If he falls at a constant speed the rest of the way to the ground, how long will he have been in the air total?
May 23, 2011

college
if the value of machine is 50,000,estimated useful life is eight years and scrap value is 4000 calculate straight line method for 2 years
December 7, 2010

chem
how to use the Clausius-Clapeyron equation in this question?
November 14, 2010

chemistry
Would you expect the boiling point of a solution to change if you added a non-volatile solute such as potassium chloride? How? Would an insoluble substance such as sand affect the boiling point? EXPLAIN PLEASEE :] thanks so much!!
November 7, 2010

chemistry
There is a maximum numerical value for the refractive index of a liquid substance. What is this value and why is it the maximum (HINT: take a look at the mathematical formula!)
November 7, 2010

chemistry
Would u expect the boiling point of a solution to change if u added a non-volatile solute such as KCl?
November 7, 2010

Economics
I wanted to ask about how to proceed for part c. He gets 400 if the new company fails. NOw how do i treat p here: What i thought was, In case of unemployment he will pay p and get good worth 1 $ SO if he pays 400 he get goods worth 100/p is this approach correct, i m stuck
October 15, 2010

math
how do you simplify a number with aa fraction exponent such as : 32^1/2
February 22, 2010

PHysics
mag-aral kayo!!!
November 5, 2009

5th grade
go on google and find it.
September 10, 2008

literature
Rationalism do you think either Patrick Henry or Thomas Jefferson would be considered a rationalist? can you explain why?
August 27, 2008

chemistry
890
March 12, 2008

Economic
23
December 4, 2006

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