Sunday
December 21, 2014

Posts by stephen


Total # Posts: 170

math
What is the product written in scientific notation? (2.6 × 10–4)(2.2 × 108)
December 17, 2014

tec help
The purpose of a scatter plot is to show the type of relationship, or correlation, that exists between two sets of data. I would say that fits b pretty well.
December 4, 2014

Math
Solve using the annihilator method Y"-8y'+20y=5xe^(4x) sin (2x)
November 25, 2014

math
I count 7 months, so rate of change per month = (800 - 1050)/7 = - $35.71 balance is declining at a rate of appr $36 per month
October 23, 2014

Law
By definition, status offenses are acts that are considered criminal only when committed by a juvenile. They include truancy, running away from home, underage drinking, disobeying parents, and even purchasing tobacco products. In some jurisdictions, a status offense is a ...
October 19, 2014

computer literacy
A computer worm is MOST likely to attack your computer’s Memory.
October 17, 2014

Algebra
Thank you
October 17, 2014

Math
What is your guess as to the answer?
September 22, 2014

Currculum
Daniela what uncomplex therois about plants could you teach preschoolers
September 17, 2014

Currculum
Weather seems like the best choice.
September 17, 2014

math
I would think that as 1/4 watched and recorded the show based off of the wording.
September 17, 2014

ss-maps *repost* (sorry!)
I would guess D as well a birds eye map would show a view of physical landmarks from a birds vantage point meaning the sky. A road map is just road names.
September 17, 2014

math
Though you should follow the way of Ms. Sue it is important that you do you own work because skills such as this math will only be learned through your trial and error
September 17, 2014

math
That is correct
September 17, 2014

science
Im confused by your question, do you mean manipulate as in change?
September 17, 2014

math
The 1st thing that you need to do is add up all the costs to make each item. Potato Skins $3.95 potato = $.89 cheese = $.30 Sour cream $.15 Bacon = $.08 Total =$1.42 Cheese fries $3.75 fries $.65 cheese $.30 chili $.35 Total $$1.30 Potato Skins $3.95 cost of goods -$1.42 ...
September 17, 2014

Algebra
Thank you
August 25, 2014

math
For m minutes, A: 25.00+0.10(m-30) B: 20.00+0.12(m-30) So, just solve for m when A=B Kind of strange wording for a math problem in school. The only way it would make since is if it were 2 part question to the solve for x minutes.
August 25, 2014

Stats
The 1st thing you would do is figure the percent of a 5 coming up from the first 8 rolls Sally did. 5/8 = 25% The chance that she would roll a 5 on the 9th attempt is 25%
August 22, 2014

Algebra
3 per 10,000 becomes 30 per 100,000 35 per 100,00 becomes 350 per 1,000,000 350 + 13 becomes 363 per million
August 17, 2014

Finance
145
August 1, 2014

math
OK so you know that with the word product it's a multiplication question. So what times 4 = 16. Try 4. 4 X 4 =16
June 20, 2014

math *check*
the 1st one is 5/14 and the 2nd one is 3/13 5/14 times 3/13 = 15/182 your answer is correct
June 11, 2014

algebra.having problems
Put the numbers in order 15,15,16,18,21,22,22,22,24,34,36,50,60 Then start your stem plot 1 2 3 4 5 6 And fill in the appropriate numbers
June 11, 2014

Economics
Welfare payments or consumer subsidies are the benefits that government provides to the consumers without asking anything for return. In other words, it is the transfer payment made by government for the benefits of consumers. There are many reasons why government provide ...
June 10, 2014

statistics
The 2 number cubes have a probability of 3/6 and 3/6 of getting an odd number. There are 26 letters so the chance of getting k l or m is 3/26 The solution is 3/6 x 3/6 x 3/26 or 27/936 or 3/104
June 4, 2014

SCI 207
Water is continually flowing among the oceans, land, and atmosphere (Figure 5.1). Annually, approximately 496 100 km3 of water leaves the atmosphere as precipitation. [ The same amount of water is returned to the atmosphere annually as evaporation so that the amount of water ...
June 1, 2014

HIS204
1.1 and 2.2 your answers are correct
May 21, 2014

Science help!!!!
A kind of transport by which ions or molecules move along a concentration gradient, which means movement from an area of higher concentration to an area of lower concentration. you are correct
May 21, 2014

Science help!!!!
What is your answer?
May 21, 2014

math
Slope = rise / run 13 / 5 = slope 2.6 = slope
May 21, 2014

English
Canadian Health Care: The Pros and Cons of Canadian Health Care Part 2 If you look up that topic on the Internet I think that you will get your answer.
May 19, 2014

English
I think that you are correct.
May 19, 2014

ECCE
Connectionist models provide evidence that If you plug the above into the internet you will find your answer.
May 19, 2014

Physical Science 9
what part of the carbon process is responsible for the release of carbon at a p[power plant combustion photosynthesis digestion decomposition my answer is a combustion
March 30, 2014

Health
I would agree but that was all that was given for the question.
March 21, 2014

Health
a boy notices a special needs student sitting by himself during recess. How can he get the student involved in a meaningful way? a- coach one of the teams b- be the all time referee c- the game be modified to allow for 2 goalies d- the game be played by regular rules so the ...
March 21, 2014

Science
What type of a bond is a metal cation likely to form?
March 18, 2014

Science
How did the discovery of neutrons change the atomic model?
March 18, 2014

Trigonometry
hyptotenuse AC= 1480 opposite CD= 784.28056 adjacent AD 914.7554
March 18, 2014

trigonometry
Use a sum-to-product formula to rewrite cos5w+cos2w as a product.
March 18, 2014

algebra
Forest ranger measure depth of 82 inches of snow on a mountain peak at 8am. Snow is expected to fall at a steady rate of 3/4 inch per hour. write an equation that approximates the depth "y" of snow on the mountain peak "x" hours after 8am.
March 17, 2014

Ghana National Lotto game
stastistics
January 31, 2014

Eng 2
A) prepositional phrase modifying an adverb
January 21, 2014

economics
the performance of S.A economy from jan2009 to dec2011
July 9, 2013

Programming
I need help with debug Debug06-02 // Program lets user input scores on four tests // Average is computed and letter grade is determined // Letter grades are based on 90 for an A, 80 for a B, and so on start string name num score num NUM_TESTS = 4 num NUM_RANGES = 5 num RANGES[...
June 16, 2013

Science
At which point is more silt in the water in the mountains or on flatland why
May 6, 2013

Life orientation
Critically discuss 5 ways in which the environment problems impacts on the community.
May 4, 2013

CHEMISTRY
1.AN ORBITAL can have at the most two electrons of opposite spine can be called ?
May 4, 2013

Math-Help
Plug the slope of 61.6, y of 585 and an x of 30 to get the y-intercept of -1263 which is b. So your formula would be y = 61.6x - 1263 for this problem.
April 1, 2013

Chemistry
If you add 100 g of salt to 5 Kg of cooking water, how will it effect the boiling point? (molar mass of NaCl 58.5 g, Kbwater=0.51 degrees/m)
March 20, 2013

Chemistry
Given Zn(NO3)2 + (NH4)2S = ZnS + 2NH4NO3 (molar mass of Zn(NO3)2 189 g, molar mass of (NH4)2S 68 g), what is the molarity of a 250 ml solution if you have 123 g of zinc nitrate?
March 20, 2013

chemistry
How many Liters of a 5.00 M Zn(NO3)2 would be needed to react with 200 g of (NH4)2S?
March 20, 2013

CHEMISTRY
WHAT IS ATOMICRADIUS
March 17, 2013

chemistry
C2H6 + O2 -> CO2 + H2O How many g of carbon dioxide are produced at the same time as 360g of water vapor in the burning of ethane
March 3, 2013

phy
a watermelon seed has the following coordinates: x= -5.0, y = 8.0m, and z = 0m. find its position vector (a) in unit-vector notation and as (b) a magnitude and (c) an angle relative to the positive direction of the x axis (d) sketch the vector on the right-handed coordinate (3...
February 9, 2013

phy
D D A A B C D D D C
January 28, 2013

phy
a d a c d d d c c a a d b b d d a a a d
January 28, 2013

math help!
Solve using aritmetic progression and quadratic equation, how? Sum of AP = n/2(2a+(n-1)d) Where n is the number of terms, ie in your case the number of rows of seats, 'a' is the number in the first row (a=262) and 'd' is the difference in the next row (d=18). ...
January 27, 2013

Math
1. The curve y=10/2x+1 -2 intersects the x-axis at A. The tangent to the curve at A intersects the y-axis at C. (i) Show that the equation of AC is 5y+4x=8 (ii) Find the distance of AC 2. The equation of a curve is y=1/6(2x-3)^3-4x (i) Find dy/dx (ii) Find the equation of the ...
January 14, 2013

math
which of the following illustrates direct variation?and the number and its reciprocal.
January 6, 2013

trigonometry
How do i do them? :l 7. At 2:00 P.M., the angle between the hour and minute hands on a clock is 60° (approximately 1.05 radians). The arc length formed by the two hands is 2.63 inches. What is the radius of the clock in inches? (Round to the nearest tenth.) 10. A pulley ...
December 12, 2012

College Physics
14) Given the following vectors, find the magnitude and direction: • A = 47 m and the angle is 0° • B = 62 m and the angle is 35° This is relative to the x-axis Magnitude: 401 m 140 m 104 m 0 m 503 m Direction: 20° 45° 55° 220° 90°
December 6, 2012

math
what is the volume of a rectangular prism l=7in.w=5in.h=3in.
December 5, 2012

math
what is the volume of a rectangular prism l=7in.w=5in.h=3in.
December 5, 2012

math 121
Henry will reject a cookie with less than 8 raisins.In the past, one out of every 100 cookies had less than 8 raisins. Find theprobability that the first cookie Henry rejects is the 5th cookie on the line.
November 20, 2012

chemistry
I have been knocking around this question for what seems to be an eternity. We have not gotten that far in this class so this is for extra credit. I have managed to get myself confused about something that should be easy. 25mLof tartaric acid solution is titrated against 31mL ...
October 5, 2012

chemistry
25mL of tartaric acid solution is titrated against 31mL of NH4OH. What is the normality of the NH4OH? Please explain how to work this problem.
October 5, 2012

chemistry
2,3-Dihydroxybutanedioic is tartaric acid HOOCCH(OH)CH(OH)COOH MOL WT> 150.09 What is the result of using 75g of this tartaric acid in one liter as a titration. I am not told what the one liter solution is for the titration.
October 4, 2012

chemistry
what is the result of using 75g of dihydronoxybutanedioric acid in one liter of H2O in a titration? I do not have a answer.
October 4, 2012

chemistry
25 milliliters of tartaric acid solution is titrated against 31 milliliters of NH4OH. What is the normality of the NH4OH?
October 3, 2012

Maths
A perfectly cylindrical container standing upright with a top and bottom(an oil drum or coke can for example) of area A has an empty mass of M and a height of H. It is filled with a liquid of uniform density(p)up to the height of h. When the container is full the centre of ...
April 28, 2012

ap physics
A 650N man jumps out of a window into a fire net 8m below. The net stretches 1.5m before bringing the man to rest and tossing him back into the air. What is the maximum potential energy of the net compared to its unstretched potential energy?
March 25, 2012

physics
When an object is moving downwards its weight is 0kg.Because is in free-fall experiences the gravitational force.
March 13, 2012

Calculus
y = √3x + 2 cos(x), 0 ≤ x < 2π Find a derivative y'.
February 18, 2012

Trigonometry
The expression log(x^n/ radical y)is equivalent to 1. n log x - 1/2 log y 2. n log x- 2 log y 3. log (nx) - log (1/2y) 4. log (nx) - log (2y)
February 11, 2012

math
-4
February 1, 2012

College Algebra
What is the answer to: The plane was purchased new in 2006; therefore, x = 0 represents the year 2006. X - axis (horizontal)= years starting from 0= 2006 and increasing by 0.5 years X - axis (vertical)= price in $ amounts from 24,000 to 240,000 a). List the coordinates of two ...
December 31, 2011

chemistry
Find the amount of solute deposit when 200 cm 3 of the solution is cooled from 55oc to40oc.
December 28, 2011

Physics
A horizontal force of 234 N causes a 350 N object to accelerate across a horizontal floor. if the coefficient of friction is 0.15, what is the value of the frictional force opposing the acceleration?
December 8, 2011

Geometry
a parallelogram has the vertices (0,3), (3,0), (o,-3), and (-3,0). determine what type of parallelogram and find the perimeter and area
December 7, 2011

math
what is the GCF of 300 and 225 using prime factorization
November 17, 2011

translat english to french
what ido after school when i close from school i eat my snack and itake my bath for the afternoon then i rest for some thirty minutes atfer taking my short rest i join my mother in the kitchen toprepare dinner on days that i do nothave private studies but on days that i have ...
November 10, 2011

physics
A car has a mass of 1.34 × 10^3 kg. If the force acting on the car is 6.46 × 10^3 N to the east, what is the car’s acceleration?
October 20, 2011

MATH
I am a number between 0.23 and 0.31. I have 3 digits. All of my numbers are the same. What number am I?
September 19, 2011

math
I am a number between 0.23 and 0.31. I have 3 digits. All of my numbers are the same. What number am I?
September 15, 2011

Physics
A flowerpot falls from a window sill 37.6 m above the sidewalk.? A) What is the velocity of the flowerpot when it strikes the ground? The acceleration of gravity is 9.81 m/s2 ? B) How much time does a passerby on the side-walk below have to move out of the way before the ...
September 7, 2011

Physics
Whoops, the question is: A flowerpot falls from a window sill 37.4 m above the sidewalk.
September 7, 2011

Physics
A) What is the velocity of the flowerpot when it strikes the ground? The acceleration of gravity is 9.81 m/s2 ? B) How much time does a passerby on the side-walk below have to move out of the way before the flowerpot hits the ground?
September 7, 2011

french
what is the french of I love you?
September 6, 2011

Math
a/b + b/a = x a/b - b/a = y in the equation above, if a is (not equal) to 0 and b is (not equal) to 0, which of the following must be equal to x^2-y^2? a. 2 b. 4 c. ab/2 d. a^2 b^2/2 e. 4a^2b^2
September 2, 2011

Math
AB+BA = 1A4 In the correctly worked out addition problem above, A and B represent two different digits. What digit does A represent? a 3 b 4 c 5 d 8 e 9
September 2, 2011

Math
The sum of two numbers that differ by one is x. In terms of x, what is the value of the lesser of the two numbers? a. x+1/2 b. x/2 c. x-1/2 d. x/2 -1 e. 2x+1/2
September 2, 2011

Math
so whts the answer
September 2, 2011

Math
a/b + b/a = x a/b - b/a = y in the equation above, if a is (not equal) to 0 and b is (not equal) to 0, which of the following must be equal to x^2-y^2? a. 2 b. 4 c. ab/2 d. a^2 b^2/2 e. 4a^2b^2
September 2, 2011

calculus
find the most general antiderivative of the function f(t)=8t-3sec^2t
July 1, 2011

Physics
A 70 kg man carrying a 10 kg suit case climbing a ladder of 5 m in two minute, power developed by the man is (g=10 m/s2 ).?
June 20, 2011

Maths calculus
A rectangular box has a square cross-section and the sum of its length and the perimeter of this cross-section is 2 m. If the length of the box is x m, show that its volume V m^3 is given by V = [x(2-x)^2]/16. Hence find the maximum volume of the box.
May 24, 2011

science , chemistry
Is lowering of vapour pressure also a colligative property? since mathematically p*a - pa/p*a=xa =>p*a-pa=p*aXa => p*a-pa~xa
May 4, 2011

Computer Science
Cell formulas are usually displayed in the cell, while the contents are displayed in the name box T or F ??
April 25, 2011

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