Tuesday
July 22, 2014

Posts by kim


Total # Posts: 2,043

Spanish 1
thanks Ms. Sue

Spanish 1
Venden Uds. frutas? No, aqui nosotros ____ ropa.

Spanish 1
so what is the Spanish version of to be?

public speaking
Your central idea is a statement that captures in a single sentence:

CHEISTRY
WRITE THE RATE EQUATION FOR N2O2---->2NO

physics
15 KG HEIGHT 200 METERES WHAT IS THE CHANGE IN TEMPERATURE

chemistry
Insert a complete data table, including appropriate significant figures and units, in the space below. Also include any observations you made over the course of Part I. Aluminum Measured Mass of Metal 41.66 g Distilled Water Measurement 25 mL Distilled Water Temperature 25 C T...

statistics
Could someone let me know if I did this correctly? Source Sum of Squares (degrees of freedom [df]) Mean Square Fobt. Fcrit. Gender 68.15 1.07 68.15/63.685 0.59 1.07,1,2 Marital Status 127.37 3.04 63.685/20.95 0.75 3.04,2,2 Gender * Marital Status (A x B) 41.90 2.28 20.95/9.2 0...

Algebra
While shopping for a party, June bought 2 1/6 lbs of hamburger, 3 4/5 lbs of chicken, and 4 1/2 lbs of ham. How much meat did she buy?

Math for 7th graders///////
Thank you for answering my question. I was stuck on that question for so long. Now that you answered it I am stress free!!!!!! Thank you again!!!! :):):):):):):):):):)

Math for 7th graders///////
In a survey 182 people said they liked chocolate ice cream the best. This is 35% of all the people surveyed. How many people were surveyed??? Please tell me the answer and please show your work so I could understand how you figured it out!???

geometery
4. Quadrilateral MATH has been dissected into squares. The area of the red square is 64 square units and the area of the blue square is 81 square units. Determine the dimensions and the area of quadrilateral MATH.

math for me!!!!!!
Linda can run 1 mile in 9 minutes. How many miles can she run in 1 hour?

Chemistry
Rearrange this equation to isolate a b (a+ c) (d-e)=f

Trig
Thank you!

Trig
You and a friend are rowing a boat 8.5 KPH heading north. A cross current is moving 3.2 KPH at an angle of 38 degrees north of the west direction. How fast are you actually moving and what direction are you actually heading?

college calculus
the amount of carbon-14 in a mammoth's bone is 45% of the amount found in a living organism. How long ago did the mammoth die? the half-life of carbon-14 is about 5,730 years.

math
1. C 2. C 4. B 8. B

math
1. The cost of a regular price to Saint Louis Cardinal baseball was $60. During the World Series, the price increased by 2/5. What did the fans pay? A. $65 B. $84 C. $80 D. $69 my answer is D 2. Abby is touring China for four days. The rental is $38.15 per day plus 12 1/2 cent...

chemistry
The volume of a gas is 150 mL at 240.0 kPa pressure. What will the pressure be when the volume is reduced to 100.0 kPa, assuming the temperature remains constant?

Algebra 2
what is the exact value of cos 5pi/3 radians

Algebra 2
Given the point A(2,-1) on the terminal side of angle 0, what is the value of the cosecant of angle 0?

Math
identify the vertex and the length of the transverse axis is 10 units, and the length of the conjugate axis of the hyperbola x^2/25-y^2/16=1

Algera
identify the vertices, the co-vertixes, and the foci of the ellipse x^2/4+y^2/9=1 A. the vertexes are (0,2) and (0,-2). The co-vertexes are (3,0) and (-3,0). The foci are ((0, 3√5) B. The vertex ices are (0,3) and 0.-3). The co-vertex are (2,0) and (0,-2). the foci are (...

math
1 identify the coordinates of the vertex and the equation of the axis of summetry of the parabola x=2 (y-1)^2+3 A. The vertex of the parabola is (1,3), and the equation of the axis of symmetry B. the vertex of the parabola is (3,1) and the equation of the axis of symmetry c. t...

math help
Identify the center and radius or the circle with the equation. (y-5)^2+(Y+8^2=25

math
identify the center and radius or the circle with the equation (x+2)^2+(y-3)^2=4

Math
Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -3x^2 + 9x + 3.

math
Use the binomialsl theorem to find the binomial binomialsion of the expression (x-3)^5

Algebra
there are 10 students in a social studies class. three students will be selected to present their term projects today. In how many different orders canthree students be selected?

Math
Which cosine function has maximum of 0.5, a minimum of -0.5, and a period of 2pi/3?

Algebra 1B
How do you write x³ = 100 in log form?

social studies 9
are there any other reasons why?

social studies 9
Why do you think Brant and others of the Six Nations distrusted the Americans?

social studies 9
can you explain that a little better?

social studies 9
why would Brant and the Mohawks, the Iroquois, and others, would choose an ally themselves with the British in the revolutionary war.

social studies 9
thanks for your help!

social studies 9
can someone help me?

social studies 9
I don't understand the question.

social studies 9
Find out Joseph Brant's Mohawk name. How did he get the name "Joseph Brant"? Why do you think Joseph Brant was able to establish diplomatic links with the British to the extent that he did?

Math
A square has an area of 13ft^2 To the nearest tenth, what is its perimeter ?

Algebra 1B
f(x) = -7x^2 + 3x + 5.What is the appropriate values when solving? I just do not understand help please

Calculus
Given f'(x)=9/2x(3x^2+2)^1/2 (this is the derivative of y= sqrt[(3x^2+2)^3]) , state any values of x for which the function is not differentiable

calculus-answer check
Deermine the derivative of f(x)=[(3x^2+1)^3+1]^2. Express your answer in simplified form. For this I got 54x^6+162x^5+54x^4+108x^3+18x^2+18x+2

Calculus
If y=u^3+u^2-1, where u=1/(1-x), determine dy/dx at x=2

Calculus
1.a)Determine dy/dx if y= sqrt[(3x^2+2)^3] For this question, I got 9/2x(3x^2+2)^1/2 as my answer. b)State any values of x for which the function is not differentiable

Calculus
Let s(t)=-5t^2+40t be the position equation for a rock thrown upwards. At what time t, in seconds, will the rock change directions?

calculus-answer check
1. Determine the slope of the tangent to the graph of y=4/x at (1,4) my answer is -4 2.What is the slope of the line perpendicular to y=(x-2)/(x+2) at (2,0) my answer is -4 3. For which value of x is the derivative of f(x)=(x-1)^10(x+2)^5 equal to 0? my answer is 1

calculus-answer check
thanks!

calculus-answer check
Determine the slope of the tangent line to the curve y=(x^2+3x)(x^2-2) at x=-1. I got 3 as my answer although I am not too sure that it's correct. I found the derivative of the function and then substituted -1 into the equation.

Calculus answer check
thanks!

Calculus answer check
Starting from rest, a man runs 10 metres along a straight path in t seconds. His position can be described by the function s(t)=0.7t^2. How long will it take him to reach the velocity of 4m/s? would the answer be 5.6 s? I started with s(t)=0.7t^2, then the velocity is 7/5t and...

Calculus
I meant to write the equation like this: f(x)=(1/3)x^3-x^2+x-1 when x=1

Calculus
write the equation of line tangent to f(x)=(1/3x^3)-x^2+x-1 when x=1

english
one of the artists said him painting were at gray gallery

math
write a diameter if 8-pound test line in words and as a fracion

Math 4 grade
Thanks How is your work?

Math 4 grade
Yes

Math 4 grade
How much is one cola? Use the clues to find out. -The cost is between 20€ and 30€ -You can buy one cola with exactly 6 coins. -You can buy two colas with exactly 6 coins. -You can buy three colas with exactly 6 coins. -You can use pennies, nickels, dimes, or quarters...

social studies 9
Pros and cons of the Quebec Act

social studies 9
The 1763 Royal Proclamation

social studies 9
Why do you think the government has downplayed the Royal Proclamation in regard to land claims? I don't understand the question.

social studies 9
Why do you think the government has downplayed the Royal Proclamation in regard to land claims?

Helpppp Math!!!
The market value (in thousands of dollars)of a certain home is a linear function of t, the time in years since 1990. In 1992 the market value was 68 thousand dollars, while in 1997 the market value was 79 thousand dollars -Find the slope of V as a linear function of t. Explain...

Math! Helppppp
Two poles are place 15 feet apart. One pole is 8 ft high and the other pole is 16 ft high. The top of each pole is attached to the base of the other by cable which run in a straight line. -Find the slopes of the lines defined by the two ropes. -How high above the ground is the...

algebria
Suppose the population of deer in a state is 10,280 and is growing 1% each year. Predict the population after 5 years

Psychology
Is Gender a social construct referencing cultural behavioral expectations for men and women

Psychology
Changes based on biological and psychological forces are functions of

geometry
the set of lessons in this geometry course is:

calculus help
explain fully what trick you must use in order to us L'Hospital's rule for indeterminate powers?

chemistry help~~~~ Please!!!
Sodium-24, t1/2 = 15.0 hr, can be used to study the sodium balance in animals. If a saline solution containing 25 μg of 24^Na is injected into an animal, how long can the study continue before only 1 μg is left? Show work please!

chem 101
How many kilojoules of heat are needed to completely vaporize 42.8 g of C4H10O at its boiling point? Given Hvap=26.5kj/mol

algebra
Ln(x+3)- Ln(x-5)=Ln7

algebra
In 1990, the population of Africa was 643 million and by 2000 it had grown to 813 million. a.) Use the exponential growth model A=A0 e^kt, in which t is the number of years after 1990, to find the exponential growth function that models the data. b.) By which year will Africa ...

Calculus Help Please!!!
A radioactive substance has a half-life of 4 days. Suppose we have 800 mg of this substance. a) Find the equation of the mass remaining after t days. Use the exact value for k not a decimal approximation. b) Rounding your answer to the nearest tenth of a mg, find the mass rema...

financial management
Post your response to these questions: A budget systems model is the foundation from which budgeting systems can be used to evaluate the success of an agency or company. How are performance budgeting systems used to evaluate the efficiency and effectiveness of a human service ...

social studies 9
explain why the mohawks and the other first nations would choose to become allies with europeans, even though they knew that all the europeans were a threat to their territory and way of life

math
Find the foci x^2/49 + y^2/36 = 1

Calculus Help Please!!!
Find the absolute maximum and absolute minimum values of f on the given interval. f(x) = xe^((−x^2)/98), [−6, 14]

social studies 9
thank you

social studies 9
why are people who are attached to religious orders ideally suited to leave their home country and take residence in a new land

Calculus Help Please!!!
Compute Δy and dy for the given values of x and dx = Δx. (Round your answers to three decimal places.) y = 3x − x^2, x = 3, Δx = −0.6 Δy=???

Math
for the function y=-(1)/(x-3/4) describe the intervals where the slope is increasing and where its decreasing

Calculus Help Please!!!
A water trough is 5 m long and has a cross-section in the shape of an isosceles trapezoid that is 30 cm wide at the bottom, 70 cm wide at the top, and has height 40 cm. If the trough is being filled with water at the rate of 0.1 m3/min how fast is the water level rising when t...

Chemistry Help Please!!!
What is the greatest source of error for the hydrolysis of salts and pH of buffer solutions lab?How would you minimize this source of error?

Math for grade 6 peace
The computer club is having a fundraiser to help pay for a trip to the science museum. So far they have raised $96, which is only 48% of their goal. How much money are they trying to raise?

math
Thanks for answering!

math
Kara eats 4/5 of the food that Jillian does. If kara needs to bring 14lbs of food for the week, how much does Jillian need to bring.

math
How do you find the area of a circle with a diameter of 26 feet???

Calc Help :(((((
I got up to here. f'(x)= 3(x+3)^2(x8)^5(d/dx(x))+5(x+3)^3(x-8)^4

Calc Help :(((((
Find the derivative of the following function showing your work and fully simplifying your answer. Show steps please! Thank you!!!!!! f(x)=(x+3)^3(x-8)^5

Calculus Help
A model for the length of daylight (in hours) in Philadelphia on the tth day of the year is L(t) = 12 + 2.8 sin[(2π/365)(t − 80)]. Use this model to compare how the number of hours of daylight is increasing in Philadelphia on March 21 and April 21. (Assume there are...

Calculus
for what values of r does the function y=e^rx satisfy the differential equation y''-4y'+y=0 Show steps please! Thank you!

social studies 9
Create a dialogue between a Huron chief and a Jesuit missionary in which both present their best arguments for and against allowing the Jesuits stay and work in Huronia.

social studies 9
What social values would have led Jacques Cartier to kidnap the sons of the Iroquois host at the Gaspe Peninsula and take them to Europe?

HELPPPP NOOWW !!!!!
her she I I them indirect object of preposition none of above hers his yours its

banking
Suppose you borrow $5,000 and make 12 equal payments to retire the debt. If the finance charge for the loan is $400, what will the amount of each monthly payment be?

banking
If 6 percent of all credit card charges never get paid, and total credit card charges last year were $750 billion, what was the total amount of unpaid credit card charges last year?

Banking
Becky has a balance of $2,000 on her credit card. Her minimum payment is $40 on a card with an APR of 17 percent. How much of that payment will go toward paying the interest?

chem
How many moles of CO2 are produced from 0.160mole O2?

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