Posts by madison

Total # Posts: 537

To Morgan
bless your soul. Dr. Bob is rude af (sometimes)

language arts
The answers are C. A. D. C. .

Calculus
A deposit of $5,000 at 4% interest compounded continuously will grow to V(t) = 5000e^0.04t dollars after t years. Find the average value during the first 20 years (that is, from time 0 to time 20). (Round your answer to the nearest cent.)

Algebra 2
a person throws a baseball into the air with an initial vertical velocity of 30 feet per second and then lets the ball hit the ground. The ball is released 5 feet above the ground. How long is the ball in the air?

Physics
53

language arts
The answers are. A. D. A. .

language arts
The answers Are B A b C

Language Arts
Answers are A D B

4th grade Math
275*4equals1100

Freshman Algebra
Using a chart: At noon a private plane left Austin for Los Angeles,2100km away, flying at 500km/h. One hour later a jet left Los Angeles for Austin at 700km/h. At what time did they pass each other?

grammar
our

algebra
So no i wasn't guessing lol

algebra
No I put the question mark there because I didn't know if it was right or not.

algebra
A. 95.s and 108.7s B. 10.2s and 101.9s C. 108.7s and 10.2s D. 95.1s and 10.2s Answer: A?

algebra
starting from 1.5 miles away, a car drives toward a speed checkpoint and then passes it. The car travels at a constant rate of 53 miles per hour. The distance of the car from the checkpoint is give by d=|1.5-53t|. At what time if the car o.1 miles from the checkpoint? Answer ...

Economics
Suppose that you are a bicycle producer. In 2 or 3 sentences, explain why you are willing to supply the most bicycles at the highest price

Math
Wait....what?

College Algebra
When MyKing Burgers charges a price p dollars for one of its burgers, its revenue in dollars is given by R(p) = −200p(p − 10) For what prices does the company have no revenue? for this problem do i set the equation at 0=-200p(p-10) and solve from there?

Math (Finding the Inverse)
I have the equation: 2x^2 + 3y^2 = 4 What would the inverse equation be? Any help would be great.

math
3=100 thousands and 3=10 thousands

Math - Finding the Equation
If.... f(x) = x + 2 and g(x) = −x^2 + 2x − 3, determine - ( f ∘ g)(−2) - a formula for (g∘f)(x) My answer for ( f ∘ g)(−2) = -9 But I don't know how to get the formula for (g∘f)(x). Any help would be great.

NJHS
hey. I am running for the vice-president for NJHS. I have already gotten my introduction, and first two body paragraphs done. I can not come up with a good third body paragraph and I need help with my conclusion as well.I just need to know what should I include in the third ...

math
un Lanes Bowling charges a fee of $4 to use their shoes and $6 for each game played. Salim wants to figure out how much it will cost him to bowl. Part 1: Write an equation representing this problem. Let x be the number of games bowled, and let y be the total cost. Part 2: Is x...

math
I need help to this answer

Chemistry
If a balloon filled with carbon dioxide has occupies a volume of 31 L at STP, what is the mass of the gas?

Chemistry
Hydrogen peroxide(H2O2) slowly decomposes to form water and oxygen gas. Calculate the mass of Hydrogen peroxide needed to obtain 0.460L of oxygen gas at STP

Trig Identities
Explain why Sin of theta= -The square root of 1-cos^2 theta is not an identity, using either graphical or numerical reasoning.

Trigonometry
-12/13?

Trigonometry
Suppose that (5/13,y) is a point in Quadrant IV lying on the unit circle. Find y. Write the exact value not a decimal approximation

Chemistry
I tried working this question out with the help already provided, but I couldn't ever get the right answer. If you could possibly explain how to do the problem step by step and include the right answer, I'd greatly appreciate it. Thanks! What mass of sodium benzoate ...

Math
Thank you ms.sue

I go to connections academy too!!!
I go to connections academy too

Chemistry
I tried working out the problem and was unable to get the correct answer. Could you possibly work it out entirely? I don't know what I'm doing wrong.

Chemistry
What mass of sodium benzoate should be added to 160.0mL of a 0.17M benzoic acid solution in order to obtain a buffer with a pH of 4.30?

world history
During the early 1800s, the United States tried to make peace with other countries in order to grow and develop. Give an example of one of these peace efforts and briefly explain what it hoped to accomplish

math
gail is cooking a healthy snack. she adds 2/3 cup of raisins and 6/7 cup of peanuts. Estimate the total amount that gail adds.

Math
1/2 3/7 7/9 1/12

biology
It is indeed C. Both would have toe be IBi!

Science
This actually helps a lot, it's not that we don't study but really the school doesn't always provide enough information and if they do it's difficult to find. I knew most of the questions on the test, but some I had no clue how to answer.

science
A small rocket is fired directly upwards with an initial velocity of 100m/s. How many seconds will it take to reach its maximum height?

Chemistry
Calculate the number of phosphorus atoms in 17.0g sample of calcium phosphate

Chemistry
How many potassium atoms in 7.50g of potassium chromate?

Chemistry
How many atoms of hydrogen are in a mixture of 3.49x10^23 molecules of H2O and 78.1g of CH3OH?

algebra
5x - 7 (2 - 4x)

geometry
Need help with a word problem - Carrie collected can food for a homeless shelter each day for one week. On day one she collected 7 cans, on day two she collected 8 cans, on day three she collected 10 cans and on day four she collected 13 cans. If Carrie wanted to give at least...

Calculus
thanks

Calculus
Differentiate: y=sin(2z)+cos^2z

math
A triangle has two sides with equal length and a third side 16 meters long. If the perimeter is 42 meters, what is the length of each of the equal sides?

chemistry
A gas occupies 560.0 mL at 285 K. To what temperature must the gas be lowered if it is to occupy 250.0 mL? Assume that the pressure remains constant.

chemistry
A balloon at 32 °C is filled with 21 L of air. What would its volume be at a temperature of 52 °C, assuming pressure remains constant?

chemistry
A gas has a pressure of 0.370 atm at 50.0 °C. What is the pressure at 22 °C, assuming volume remains constant?

chemistry
If 21.0 L of gas is held at a pressure of 7.80 atm and a temperature of 900.0 K, what will be the volume of the gas if the pressure is decreased to 4.50 atm and temperature decreased to 750.0 K?

statistics & probability
according to a survey, 30% of 18-25 year olds have blue eyes. In a random sample of 8 people in this age group what is the probability that exactly 0 have blue eyes?

writing
Using elipsess and brackets Add punctuation to the following excerpt. Writing under the name of Diedrich Knickerbocker Washington Irving aimed his potent satire at as diverse topics as political rivals such as Thomas Jefferson to the very ideal of looking back on the past ...

geometry
Which of the following statements is true?Select one of the options below as your answer:A. A 25o angle is congruent to a 25o angle. B. Two intersecting lines form two pairs of congruent angles. C. It is possible for congruent angles to add up to 90o. D. All of the above are ...

Math
A math class has girls and boys in the seventh grade and girls and boys in the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she selects are both girls? Write your ...

Physics-- please help me finish!!
Ive tried using the formulas my teacher gave me, however I can't seem to get the right answers. Please help! A 1.4-kg block hangs from a spring. A 363-g body hung below the block stretches the spring 2.6 cm farther. What is the spring constant? When the 363-g body is ...

chemistry
The question I am having trouble with is: Scientists originally were uncertain whether the oxygen gas produced during photosynthesis came from CO2, H2O, or from both. How could radioisotope tracers be used to settle that question? Chemistry - DrBob222 6CO2 + 6H2O ==> ...

Chemistry
The question I am having trouble with is: Scientists originally were uncertain whether the oxygen gas produced during photosynthesis came from CO2, H2O, or from both. How could radioisotope tracers be used to settle that question?

Physics 2
Light with λ = 530 nm passes through a single slit and then illuminates a screen 9.0 m away. If the distance on the screen from the first dark fringe to the center of the interference pattern is 3.20 mm, what is the width of the slit?

Chemistry
Calculate the mass of 0.0122 moles of: a) Si3N4 b) (CH3)3 N

Chemistry
I am getting x times 10^-4 (x because asks at different temps) but mastering is not taking this answer

Pre-Algebra
What association would you expect if graphing height and weight?

math
6,000pounds

honors algebra
the area of a triangle is 105 square feet. the height is two more than four times the base. find the base and height of the triangle

Physics
An air-track cart of mass 0.10 is moving with a speed 1.2 to the right when it collides with a cart of mass 0.24 that is at rest. Each cart has a wad of putty on its bumper, and hence they stick together as a result of their collision. Suppose the average contact force between...

chemistry
Suppose of copper (II) nitrate is dissolved in of a aqueous solution of sodium chromate. Calculate the final molarity of nitrate anion in the solution. You can assume the volume of the solution doesn't change when the copper (II) nitrate is dissolved in it. Round your ...

Physics
A person stands 2.0 m away from the reflecting surface of a plane mirror. What are the image characteristics?

Physics
A small dog sits 1.5 m in front of a plane mirror. Where is the dog's image in relation to the mirror?

Physics
A woman 2.00 m tall stands 3.5 m in front of a plane mirror. (a) What is the minimum height the mirror must be to allow the woman to view her complete image from head to foot? Assume that her eyes are 10 cm below the top of her head.(b) What would be the required minimum ...

Physics
A woman fixing her hair holds a plane mirror 30 cm away from the front of her face so as to look into a plane mirror on the bathroom wall behind her. She is 90 cm from the wall mirror. Approximately how far does the image of the back of her head appear in front of her?

Math
What is the rule for 2 to 3 and 9 24.

dakota valley
what is areoglhmet

physics
(part 1) An athlete whirls an 8.1 kg hammer tied to the end of a 1.4 m chain in a horizontal circle. The hammer moves at the rate of 0.597 rev/s. What is the centripetal acceleration of the hammer? Assume his arm length is included in the length given for the chain. Answer in ...

Physics
An Olympic skier moving at 19 m/s down a 26 degree slope encounters a region of wet snow and slides 136 m before coming to a halt. What is the coefficient of friction between the skis and the snow? ( g = 9.81 m/s2)

Math
4y is 55 percent of what number

Math
I have a garden that is 50 ft x 18 ft and my friend has a garden that is 30 ft X 15 ft. Why is the area of my garden twice the size of my friend's garden?

7th grade math Ms. Sue please
Reina is write

Physics
35 m/s or 130 km/hr

Science
as you push a lawn mower , the horizontal force is 300n, if you push the mower a distance of 500m, how much work do you do?

physics pre-ap
A(n) 1100 kg car is parked on a 4 incline. The acceleration of gravity is 9.8 m/s2 . Find the force of friction keeping the car from sliding down the incline. Answer in units of N

Physics
The Trans-Alaskan pipeline is 1300 km long, reaching from Prudhoe Bay to the port of Valdez, and is subject to temperatures ranging from -72°C to +38°C. (a) How much does the steel pipeline expand due to the difference in temperature? (The coefficient of linear ...

Intro to Physics
The Trans-Alaskan pipeline is 1300 km long, reaching from Prudhoe Bay to the port of Valdez, and is subject to temperatures ranging from -72°C to +38°C. (a) How much does the steel pipeline expand due to the difference in temperature? (The coefficient of linear ...

Intro to Physics
(a) An ideal gas occupies a volume of 3.0 cm3 at 20°C and atmospheric pressure. Determine the number of molecules of gas in the container. _____________molecules (b) If the pressure of the 3.0-cm3 volume is reduced to 2.4 × 10−11 Pa (an extremely good vacuum) ...

Intro to Physics
An air bubble has a volume of 1.65 cm3 when it is released by a submarine 105 m below the surface of a lake. What is the volume of the bubble when it reaches the surface? Assume the temperature and the number of air molecules in the bubble remain constant during its ascent. ...

Intro to Physics
At what temperature would the rms speed of a nitrogen atom equal the following speeds? (Note: The mass of a nitrogen atom is 2.324 10-26 kg.) (a) the escape speed from Earth, 1.12 104 m/s ___________K (b) the escape speed from the Moon, 2.37 103 m/s ___________K

science
About 70% of the human population can taste the bitter chemical phenylthiocarbamide (PTC), which is found in foods like broccoli. The allele, T, for tasting PTC is dominant over the allele, t, for not tasting it. Calculate the allele frequencies using the Hardy-Weinberg ...

chemistry
How many moles are in 4.80 grams on SnO2?

math
John has traveled from a distant planet to spend one earth year visiting with us. However, one year on earth is not the same as one year on john's planet. on john's planet: 10 seconds = 1 minute 10 minutes = 1 hour 10 hours = 1 day 10 days = 1 week 10 weeks = 1 month ...

Health
Empty calories are defined as ________. A. Calories from dairy products only B. Calories from low-fat foods and/or fruits and vegetables C. Calories from water and other foods or beverages that have zero calories D. Calories from solid fats and/or added sugars

physics
determine the tension in each cable below. draw a force diagram for the system before solving the problem. Case A- ball suspended on one cable Case B- ball suspended on by two cables

trig
Find the following values for each function a. f(0) b. f(-1) c. f(-x) d. f(x+1) f(x)=2x^2+3x-4 I you plug in the value for each x, I just want to check my answers. Thanks.

Math
Find (fog)(2) and (gof)(-2) f(x)=Square root of 4-x; g(x)=1-3x^2 Show work.

health
The key to using a pedometer to meet the Physical Activity Guidelines for Americans is to _________. A. First set a time goal and then calculate how many steps are needed each day to reach that goal B. First set a time goal and then calculate how rigorous the steps need to be ...

math
10 x 10

managerial economics
You sell 1/3 of the world an iphone at $400. 1/3 a year later for $300.00 and after 1/3 of the world at $250. Those people would not buy unless price is dropped so you get your initial huge profit on the coustomers that can not wait then continue to drop price until all ...

math
If you have 30 white lego bricks, 42 red lego bricks, and 45 black lego bricks and you pull them out of a bag one at a time until one is left, what is the probability the last brick will be black

Math ASAP
I think 6 an 8 are right

Math ASAP
1.-80%(-2) (=,<,>) 120/3 2.-1750%70 (=,<,>) -1008/48 3.240/-80 (=,<,>) -150/50 4.675/-45 (=,<,>) 865/-51 5.-3755%x= -15 6.22=x%(-34) X=-748 7.x%(-17)=-35 8.-680 % x =53 X=-13

Math
ASAP NEED HELP FAST PLZZ

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