Friday
October 31, 2014

Posts by Daniella


Total # Posts: 41

Math
While hiking, Kristen went up 300 feet. If Kristen started at 100 feet above sea level, what is her elevation now? I need help with this question?
September 25, 2014

physics 2
- Matter is made of charged particles - The motion of charged particles produces electromagnetic waves - Since light is an electromagnetic wave, the color of a substance is ultimately related to the way that charged particles in that substance can move around. Quantum ...
August 7, 2014

Algebra
Graph the function. Compare the graph with the graph y= x² 1. y=x²+5
March 28, 2013

Age Probs
A candy company packages mixed candies. How much white chocolate selling at $2.75 a pound must be added to 4 pounds of dark chocolate selling at $3.95 a pound to produce a mixture selling for $3.30 a pound?
February 26, 2013

Age Probs
Lisa is 16 years younger than Andy. In 6 year, the sum of their ages id 42. How old is Lisa now?
February 26, 2013

Math
Jemma read 16 pages of her book in 40 minutes. If she continues at that pace, how log will it take her to read the next 24 pages?
January 14, 2013

Language Art
A) Most friendly
November 28, 2012

us history
Virtuous means having/showing high moral standards
November 28, 2012

math
4002-2153=1849 how is regrouping thousand shown in the problem above
November 19, 2012

Calculus
If an object is moving along the curve y=x^3, at what points is the y-coordinate changing 3 times more rapidly then the x-coordinate?
November 14, 2012

Calculus
Consider f(x)=x^3-x over the interval [0,2]. Find all the values of C that satisfy the Mean Value Theorem (MVT)
November 13, 2012

Calculus
Find the absolute maximum & minimum of the function f (x)=e^x for any closed interval [a,b] Justify your answer.
November 13, 2012

Calculus
Find the Optimum value of the function f(x)=2x^2+6x-10 and also state if the function attains a maximum or minimum.
November 4, 2012

Calculus
I get stuck at this and dont know how to from here.... can you help... Q1a) h(x)=√(x+1 ) [3,8] MVT=[h(b)-h(a)]/(b-a)=h'(c) To find h(b) and h(a), we just plug endpoints into original function h(b)=h(8)=√(x+1 ) h(b)=h(8)=√(8+1 ) = 3 h(a)=h(3)= √(3+1...
November 3, 2012

Calculus
Verify the hypothesis of the mean value theorem for each function below defined on the indicated interval. Then find the value “C” referred to by the theorem. Q1a) h(x)=√(x+1 ) [3,8] Q1b) K(x)=(x-1)/(x=1) [0,4] Q1c) Explain the difference between the Mean Value...
November 3, 2012

Calculus
Find the area between the following functions 2y=2x^2; y=1-x^2 & x=1
November 3, 2012

Calculus
Find the Optimum value of the function f(x)=2x^2=6x-10 and also state if the function attains a maximum or minimum.
November 3, 2012

calulus
A plane flying at a constant rate of 200km/hr. What is the distance travelled by the plane 3mintues after it passes the observation point.
November 3, 2012

Calculus
Water flowing into a hemispherical tank of 5m radius at a rate of ((3m^3)/(hr)) Determine the rate at which the depth of water increases.
November 3, 2012

calculus
A Construction Company uses the function below to determine the cost “C” in dollars for risk management. C(x)={(35 if 0<x<3 AND 35+10(x-2) if x≥3)
November 3, 2012

Calculus
Determine the point on the curve 2y=2x^2 which is nearest to the point (2,0) Please include step by step calculations if possible... as that will help mem understand the problem better.
November 3, 2012

Physics
ok...thanks a lot.....
August 27, 2012

Physics
ohh sorry, in my first question... A 15 kg box sits on a horizontal FORCE. the coefficient of static fricition between the box and the surface is 0.70. if a force P is exerted on the box at an angle directed 37 degrees below the horizontal, what must be the magnitude of P to ...
August 27, 2012

Physics
i mean horizontal surface not horizontal force..sorry..
August 27, 2012

Physics
A 15 kg box sits on a horizontal force. the coefficient of static fricition between the box and the surface is 0.70. if a force P is exerted on the box at an angle directed 37 degrees below the horizontal, what must be the magnitude of P to get the box moving??
August 27, 2012

math
60,000
August 14, 2012

math
is the area of a paperback book cover closer to 28 square inches or 28 square centimeters
April 3, 2012

alegebra II
N= -2x^2+76x+430
December 28, 2011

Physics
Augustine continues to run around. He gets to the park and has the overwhelming urge to jump off a cliff and try to fly. He does so at an angle of 50 degrees to the horizontal while running at 14.5m/s. With his arms flapping, he rises in the air. a) what is the highest point ...
December 8, 2011

Physics
Augustine continues to run around. He gets to the park and has the overwhelming urge to jump off a cliff and try to fly. He does so at an angle of 50 degrees to the horizontal while running at 14.5m/s. With his arms flapping, he rises in the air. a) what is the highest point ...
December 8, 2011

7th grade Science
Explain the role of energy in the carbon cycle.
September 24, 2011

7th grade Science
Early Earth was constantly being bombarded by meteorites, comets, and asteroids. Was early Earth an open system or a closed system? Explain your answer.
September 24, 2011

Geometry
Three points are on a coordinate plane: A(1, 5), B(-2, -4), and C(6, -4). 1. Write an equation in point-slope form of the line with slope -1 that contains point C. 2. Write an equation in point-slope form of the line that contains points A an B. 3. Write an equation of the ...
February 20, 2011

algebra 2
What is the third–degree polynomial function such that f(0) = –18 and whose zeros are 1, 2, and 3
January 9, 2011

Vectors
The magnitude multiplied by the direction should be the same on both sides. So for the boy, it would be (65 kg x 0.6)= 39. Therefore the mass of the girl multiplied by the distance should equal 39 as well. So (39=X x 40). x = 0.975
May 23, 2010

computing
Hamaira has just started to work for Graphic Services and has been asked to use a graphics package to prepare a logo for arrow computers. Grahic Services decided against choosing a graphic package with a command driven Human Computer inter face (HCI). why do you think they ...
April 22, 2009

math
How do you change fractions to percents HELP PLEASE...
March 17, 2009

6th grade Math
What is 1 _ 6 in a percent can you help me?
March 2, 2009

7th grade
a samall, intracellular, membrane-enclosed sac that stores or transport subtances.
October 7, 2008

chemistry!
thank you!!!!!!
December 11, 2007

chemistry!
Indicate the type of intermolecular forces expected with each of the following compounds. H2 Li2CO3 LiOH C3H7OH choices include: Hydrogen Bonding,Ion-Molecule and vanDerWaals. help me! please!!!! im so stuck!
December 11, 2007

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