Post a New Question

Posts by Lisa

Total # Posts: 3,421

Statistics
The scores for math test #3 were normally distributed. If 15 students had a mean score of 74.8% and a standard deviation of 7.57, how many students scored above an 85%?

phi 208 ethical and moral reasoning
In his discussion of virtue and honor in the military, what does Robinson consider to be the relation between integrity and magnanimity

math
What is 10% decrease of the number four? A) 3 B) 15 C) 18 D) 20 E) 30 Lucky guess... C?

Algebra
I need help trying to put the correct vocabulary words when solving this problem such as grouping, factor, prime factor, GCF, and perfect square, and please check and see if I am doing this correctly. 15x^2+31x+2 In my last problem I will be using the “ac method” A*C...

Algebra
I also need you to check and make sure that I am using the FOIL method correctly for this problem. #82). 9w-w^3 9w-w^3=w*(w^2-9) I have to factor out the GCF, which is “w”. 9-w^2=3^2-w^2= (3-w) (3+w) = (3-w) (w+3) 3-w=-(w-3) (3-w)(W+3)=-(w-3) (w+3) 9w-w^3=w (9-w^2) =...

Algebra
I also need you to check and make sure that I am using the FOIL method correctly for this problem. #82). 9w-w^3 9w-w^3=w*(w^2-9) I have to factor out the GCF, which is “w”. 9-w^2=3^2-w^2= (3-w) (3+w) = (3-w) (w+3) 3-w=-(w-3) (3-w)(W+3)=-(w-3) (w+3) 9w-w^3=w (9-w^2) =...

Algebra
I need help trying to put the correct vocabulary words when solving this problem such as grouping, factor, prime factor, GCF, and perfect square, and please check and see if I am doing this correctly. 15x^2+31x+2 In my last problem I will be using the “ac method” A*C...

Algebra
How do I factor u^2+18u+81? Please help

Algebra
Please help me simplify y^3x^6/y^5x^4

Algebra
what is the GCF of 15x^4 and 13y^2 I am having a difficult time trying to figure it out.

Algebra
what is the Greatest common factor of 4w^3 and 13w^2 I am thinking it's 52w

Algebra
I need help with this problem. What is the Greatest common factor of 12x^2 and 9x?

Math 221
Need help please explain how to get the answers for these two factoring problems and for the second problem with the "ac method". 2a^2+1+3a 15x^2+31x+2

Math 221
Need help please explain how to get the answers for these two factoring problems and for the second problem with the "ac method". 2a^2+1+3a 15x^2+31x+2

Math 221
9w-w^3 I need someone to explain step by step how do I factor this problem

Math 221
Can someone please explain this step by step

Math 221
9w-w^3 I need someone to explain how do I factor this problem

Math
In a program,class 7 students planted as many trees as their number in class. If total planted trees =144.Find how many students were there ?

help please!
11. Jane is creating a slide that will have a large heading and a number of bullet points below it. What slide format should she use? A. Comparison B. Two Content C. Title Only D. Title and Content 12. Suppose you're creating a slide presentation. During the presentation, ...

Math
The question says When the square of a certain number is diminished by 5 times.. What does diminished by mean?

pol201
Presidents often resort to the use of white house czars because?

Science
Aplastic walk his two sides that measures 4 cm, 2 can, and 3 cm. it's mass is 19.2 g. Predict the block will float in water. Will it float in all of oil? Gather information before making a production.

math
The length of rectangle is 120% that of the breadth. The perimeter is 88m. Find the area of the rectangle?

science
1o grams of caster sugar dissolved in 25 degrees long to does it take.

Math
Oh I think I understand, because of the invisible coefficient of 1 in front of x, it'd be 1x-0.6x = 0.4x?

Math
I'm sorry- I don't understand how x minus 0.6x equals 0.4x?

Math
Where did the 0.4x come from?

Math
When x is increased by 5, the result is 60% of increasing x by 15. What is the value of x? I got this far: x+5 = 0.60(x+15) x+5 = 0.60x + 9 x = 0.60x + 4 What is the next step?

physics
Which equation would you use when you were describing a flowing viscous fluid? Select one: a. The Bernouilli Equation b. The Poiseuille Equation c. The equation of continuity d. And of the Equation of continuity or the Bernouilli Equation or the Poiseuille Equation.

physics
The definition of an incompressible fluid is Select one: a. A fluid with a constant density at all pressures b. A fluid with no viscosity c. A fluid with a constant pressure d. A fluid with viscosity

PHYSICAL GEOGRAPHY
WHICH KIND OF MASS WASTING MOST LIKELY LEFT THIS DEPOSIT, A TYPE OF FLOW OR A TYPE OF SLIDE?

math apr
A car with a sticker price of $42,650 with factory and dealer rebates of $5,100 (a) Find the monthly payment if financed for 60 months at 0% APR. (Round your answer to the nearest cent.) (b) Find the monthly payment if financed at 2.5% add-on interest for 60 months. (Round ...

statistics
The true highway mileage, Y, of a specific brand of hybrid vehicle has a normal distribution with a mean of 42 and a standard deviation of 1.5. Find the probability that a randomly selected hybrid vehicle gets more than 38 miles to the gallon.

science
Its a medical term......

science
PLEASE HELP I am trying to unscramble this word eyspoopcsadhohgogtasodou

word scramble
PLEASE HELP!!!! I have a 24 letter word that I am having problems unscrambling.. eyspoopcsadhohgogtasodou

algebra
Evaluate the polynomial when x =4 Evaluate the polynomial when x = 4: x3 - 5x2 + x

math
12 different flavors of ice cream and 2 different toppings. How many different kinds of sundaes could be made if each sundae contained 2 scoops of ice cream and one topping?

algebra
solve for the indicated letter. y=5x, solve for x d=55t, solve for t

algebra
solve using the addition principles; -8+y=17

algebra
In a math class, 20 students stayed up late to watch the basketball game and 5 did not. What conclusion can you make?

algebra
In a math class, 20 students stayed up late to watch the basketball game and 5 did not. What conclusion can you make?

MATH!!!
201

Math
2012 value $156 Rate $4.50 increase per year

Math
Writing a Linear Equation You are given the 2012 value of a product and the rate at which the value is expected to change during the next 5 years. Use this information to write a linear equation that gives the dollar value V of the product in terms of the year. (Let t=12 ...

algebra
Need some one check my homework. Evaluate 3p/q when p=2 and q=6. Answer:1 Use < > or = for __ to write a true sentence: 0.001 __ 0.0010 Answer:< Question 3 Evaluate -3/8 - 5/8. Answer:7 Question 4 Evaluate: 84 + (-99) + 44 - (-18) - 43 = Answer:4 Question 5 Multiply...

math
You have to make a model like: . ---------------- . |. Dog | cat | . ---------------- . |. 7 | 4. | . |. 14. | 8. | . |. 21. |. 12. | . |. 28. | 16. | . |. 35 | 20. | |. (42).| 24. | . |. | 38 | . | | (42).| Guys try to ignore the dots .

algebra
-2/3<-1 true or false

algebra
all three

algebra
multiply (-1)9= evaluate 84+(-99) +44-(-18)-43 Use < or> for ____ to write a true sentence. 0.001____ 0.0010

language arts
1.   Electric lighting was a novelty before it became  (1 point) unusual. common. expensive. 2.   Read the following paragraph from “The Electric Summer”: "That thrilled me, and scared me. The great world seemed to swing wide like ...

Algebra
select the approximate value of x that are solutions to f(x)=0 where f(x)= -5x^2+6x+9

science
1.   Use the image below to answer the following question. At which position does the diver have the most potential energy?  (1 point) 1 2 3 4 2.   How does the gravitational potential energy of Coaster A compare with that of Coaster B?  (1&...

English
which one is right

Physics
The angular velocity of a process control motor is (21−12t2) rad/s, where t is in seconds. A)At what time does the motor reverse direction? I got 6.5s B) Through what angle does the motor turn between t =0 s and the instant at which it reverses direction? Can you help ...

Algebra 1b
Determine the equation of g(x) that results from translating the function from f(x)=(x+2)^2 to the right 6 units

statistics
It has been suggested that the rate of forgetting (coded as normal vs. fast) for word lists often used in psychological experiments may depend on the type of memory test employed, either free-recall or recognition. What is the best way to test this hypothesis? a. regression b...

Homework helpline?
multiply [-1]9=

MATH STATS URGENT
The Houston Rockets and San Antonio Spurs will play a "best two out of three" series. Assume that Houston has a probability of 1/3 of winning any game. a. Draw a probability tree showing possible outcomes of the series. Label the branches with appropriate ...

MATH STATS URGENT
The Houston Rockets and San Antonio Spurs will play a "best two out of three" series. Assume that Houston has a probability of 1/3 of winning any game. a. Draw a probability tree showing possible outcomes of the series. Label the branches with appropriate ...

Math
The Houston Rockets and San Antonio Spurs will play a "best two out of three" series. Assume that Houston has a probability of 1/3 of winning any game. a. Draw a probability tree showing possible outcomes of the series. Label the branches with appropriate ...

Math
A marble is drawn from a bag containing four white, three red, and two blue marbles. Without replacing the first marble, a second marble is drawn. a. Draw a two stage outcome tree for this experiment. b. Turn the outcome tree into a probability tree diagram by labeling all of ...

World History
Which of the following is true of the Antarctic Treaty System?

english
i have an assignment and i have already finished it. which is on writing a film review and there are 5 paragraphs to it so i already wrote the 4 paras but in the last paragraph it says you have to write two sub points and 2 descriptive evidences on how this connects to the ...

MATH
An open box with a square base is to be made from a square piece of cardboard 24 inches on a side by cutting out a square of side x inches from each corner and turning up the sides.Graph V=V(x)

Math
How many pounds of coffee worth $7.50 per pound must be blended with coffee worth $9.50 per pound to make a mixture of 12 pounds of coffee worth $8.00 per pound?

chemistry
I have the answers, I am just interested in the formulas so that I can solve the problems, thanks! 1. Find the boiling point of a solution composed of 110g of HgCl2 (a non-ionizing solute) in 175g of water. 2. Find the freezing point of a solution composed of 50g IBr in 120 g ...

trig
A car is on a driveway that is inclined 12 degrees to the horizontal. A force of 470lb is required to keep the car from rolling down the driveway. a) Find the weight of the car b) Find the force the car exerts against the driveway

Food and Nutrition
canada*

Food and Nutrition
How is "Healthy Ice-Cream Alternate Sandwich" a healthy recipe?? Ingredients: 10-12 ripe bananas 1/.5 cup of strawberries 22 graham crackers Procedure: 1)Mash the bananas and make a mixture with the strawberries and bananas 2)Freeze the mixture 3)put the mixture ...

Food and Nutrition
thankyou this is what I needed. I appreciate your help

Food and Nutrition
this is only about a children's party..at parties wut affects their nutrtion for example a social challenge can be what their friends are eating they will eat. STUFF LIKE THAT

Food and Nutrition
I need to find the relationship between nutritional needs and : -social challenges -emotional challenges -physical challenges at childrens parties. I just want some points so I can expand my powerpoint

Food and Nutrition
I understand the assignment..i just can't think of some points that is why im on this website.. you don't understand what im trying to ask??

Food and Nutrition
i don't really know...

Food and Nutrition
Children's Parties The stage 'children (ages 4-12 years) Relationship between nutritional needs and: - physical challenges -emotional challenges -social challenges THESE RELATIONSHIPS REGARDING CHILDREN AT PARTIES AND FOOD.... i just need some points..

University
thx

University
yes so it doesnt matter whether i get a degree from college or university right? At workplace it will be treated the same right?

University
yeah that's why i putin Canada..bcz ik states go differently

University
Well so I applied to many Universities in Canada, and I applied to many colleges..I got into Bachelor of Child Development at Seneca college also Bachelor of Commerce. I don't think I will get into a University. Is it bad in the future if I have a degree from College not a...

english
Fascinated,Nina stared at the stranger.Who was standing in the doorway. She wondered if she could convince him they had met before. Where is the fragment and how do I fix it?

chemistry
what is the molecular mass of a gas if 0.833 g of it occupies 210 mL at 106.3 kPa and 8 degrees Celsius.

maths
i am a

Math please check my answer?
Thank you. :)

Math please check my answer?
This is my last question. What is the domain of the function below? f(x)= e^(x-4)-2 I got all real numbers is that correct?

Math
What is the domain of the function f(x)= x+6? I got -infinity < x < infinity

Math
What is the domain of the function f(x)= -3^(x+3)+4? I got (-infinity, infinity) is that correct?

Math
What is the domain of the function f(x)=2^(x+3)-1? I got (-infinity, infinity) is that correct?

Math
Rewrite the equation y - 37x = 82 as a function of x. I got f(x)= -37x +82 is that right?

Math
The length of a table is 3 1/3 inches. The width is 1/5 of length. Find the width and perimeter of table

Enghish Identify pronoun errors
case

Statistics
11

Math
Today you deposited $5000 into a savings account paying 12% interest. How much should you have in 15 years?

english
Which synonym of the word look would be most effective in the following sentence? Detective Flint leaned forward with narrowed eyes to _______ what appeared to be a vital clue. A. survey B. scrutinize C. view D. ogle I think it would be B.

Math
Any began a running program she ran less than 5/6 of a mile what part if a mile could any have run

math
Eddie walked 3/4 miles from his home to the park then walked 2/4 miles from the park to the library which distances is shorter

Physics
what type of heat transfer does solar hot water heating use? (conduction, convection, radiation)

arithmetic
Points of intersection 1

physical science
An airplane trvels with a velocity of 200 mi/h in a direction 30 deg. west of north of 1.50 h. How far north and how far west is it from its starting point?

Physics -- check answers please (new)
1. Which of the following best shows the transfer of heat by radiation? a) the hot sand in very painful to step on with bare feet b)the soup pot boils from the bottom towards the top c)the wood stove is painted a flat black colour for maximum heating effect d)the use of fossil...

  1. Pages:
  2. <<Prev
  3. 1
  4. 2
  5. 3
  6. 4
  7. 5
  8. 6
  9. 7
  10. 8
  11. 9
  12. 10
  13. 11
  14. 12
  15. 13
  16. 14
  17. 15
  18. Next>>

Post a New Question