Saturday

May 28, 2016
Total # Posts: 79

**life orientation**

By m aking project.by teaching people.making a sort of media talking about human rights.
*April 28, 2016*

**life orientation**

I need your help please
*April 17, 2016*

**bussness math**

Christina Fox took out a simple interest loan at 5% for 12 months. Her previous balance is $200. What is the interest for the next payment?
*November 6, 2015*

**Calculus**

The function defined below satisfies Rolle's Theorem on the given interval. Find the value of c in the interval (0,1) where f'(c)=0. f(x) = x3 - 2x2 + x, [0, 1] Round your answer to two decimal places.
*October 17, 2015*

**Calculus**

The function defined below satisfies Rolle's Theorem on the given interval. Find the value of c in the interval (-3, -2) where f'(c)=0. f(x) = x + 6x-1 , [-3, -2] Round your answer to two decimal places.
*October 17, 2015*

**Calculus**

The function defined below satisfies the Mean Value Theorem on the given interval. Find the value of c in the interval (1, 2) where f'(c)=(f(b) - f(a))/(b - a). f(x) = 1.5x-1 + 1.1 , [1, 2] Round your answer to two decimal places.
*October 17, 2015*

**Calculus**

Determine the linear approximation of 21/2. Express your answer as a reduced fraction in the form a/b.
*October 17, 2015*

**Calculus**

The measurement of the side of a square is found to be 12 cm with a possible error of 0.05 cm. Use differentials to estimate the propagated error ΔA in computing the area of the square. Please do not include the ± symbol in your answer. Round your final answer to ...
*October 17, 2015*

**Calculus**

Which of the following is the linear approximation formula, L(x), that estimates values of y = ln(x) + 1 for values of x near 1? a) y = x - 1 b)y = x c)y = x + 1 d)y = -x
*October 17, 2015*

**Physics**

r=100 perimeter 2pi r = 2x3.14x100 = 628 m 4.5 times a) 4.5 x 628 = 2826 b) 628/2 = 314
*October 17, 2015*

**physics**

An object traveling 339 m/s strikes a 2nd object and comes to rest 24 cm inside of the 2nd object (which does not move). What is the 1st object's average deceleration (m/s/s)?
*September 6, 2015*

**Language art **

Are the words " knowledgable and "daring" nouns in the sentence --" readers admire his knowledge and daring I think readers are nouns but why would knowledge and daring be nouns.
*September 16, 2014*

**Math/Statistics**

A
*May 29, 2013*

**Algebra**

A truck driver traveled at an average speed of 58 miles per hour on a 200-mile trip to pick up a load of freight. On the return trip (with the truck fully loaded), the average speed was 37 miles per hour. Find the average speed for the round trip.
*January 19, 2013*

**game theory**

What is the relationship between the maximin payoﬀ and the set of NE payoﬀs in a ﬁnite game?
*October 22, 2012*

**Chemistry**

What amount of heat is required to raise the temperature of 10.0 g of aluminum by 15.0 C
*February 8, 2012*

**Chemistry**

What amount of heat is required to raise the temperature of 10.0 g of aluminum by 15.0 C
*February 8, 2012*

**Chemistry**

A1.367g sample of an unknown organic compound is combusted with oxygen to give only 1.459 g H2o and 3.055 g of Co2. What is the empirical formula of the compound?
*October 19, 2011*

**physics**

600/9.8 = 61.2 kg
*September 2, 2011*

**chem**

Nitrogen and hydrogen gases are combined at high temperatures and pressures to produce ammonia, NH3. If 104.6 g of N2 are reacted with excess H2, how many moles of NH3 will be formed?
*May 16, 2011*

**physics**

If you were to separate all of the electrons and protons in 1 g (0.001 kg) of matter, you’d have about 96,000 C of positive charge and the same amount of negative charge. If you placed these charges 5 m apart, how strong would the attractive forces between them be?
*May 5, 2011*

**physics**

You remove two socks from a hot dryer and find that they repel with forces of 0.003 N when they’re 4 cm apart. If they have equal charges, how much charge does each sock have?
*May 5, 2011*

**physics**

If a burning log is a black object with a surface area of 0.35 m2 and a temperature of 800 ¢ªC, how much power does it emit as thermal radiation?
*April 21, 2011*

**physics**

A dish of hot food has an emissivity of 0.42 and emits 15 W of thermal radiation. If you wrap it in aluminum foil, which has an emissivity of 0.06, how much power will it radiate?
*April 19, 2011*

**physics**

As you walked on the moon, the earth’s gravity would still pull on you weakly and you would still have an earth weight. How large would that earth weight be, compared to your earth weight on the earth’s surface? (Note: The earth’s radius is 6378 km and the ...
*March 31, 2011*

**physics**

If an 75-kg baseball pitcher wearing frictionless roller skates picks up a 0.145-kg baseball and pitches it toward the south at 40 m/s, how fast will he begin moving toward the north?
*March 31, 2011*

**physics**

If you and a friend 10 m away each have masses of 84 kg, how much gravitational force are you exerting on your friend?
*March 31, 2011*

**chemistry**

suppose you know the values for r, theta, and phi which specify a point. what are the corresponding values of x,y,z? Write an expression for x as a function or r, theta,and phi; then do the same for x,y,z. Using the answer to the previous question write the angular parts of ...
*March 31, 2011*

**chemistry**

spherical coordinates if n=2,l=1,ml=x, add up all the probabiliity densities.
*March 31, 2011*

**penn foster**

ical,iac,ic,ial
*March 22, 2011*

**penn foster**

which suffix means pertaining to conditions present at birth
*March 22, 2011*

**physics**

When you put water in a kitchen blender, it begins to travel in a 7-cm-radius circle at a speed of 1 m/s. How quickly is the water accelerating?
*March 15, 2011*

**physics**

Engineers are trying to create artificial "gravity" in a ringshaped space station by spinning it like a centrifuge. The ring is 120 m in radius. How quickly must the space station turn in order to give the astronauts inside it apparent weights equal to their real ...
*March 15, 2011*

**physics**

Your new designer chair has an S-shaped tubular metal frame that behaves just like a spring. When your friend, who weighs 580 N, sits on the chair, it bends downward 5 cm. What is the spring constant for this chair?
*March 10, 2011*

**statistics**

For a sample with a mean of M 45, a score of 59 corresponds to z 2.00. What is the sample standard deviation?
*March 7, 2011*

**Chemistry**

Can someone explain to me in simple terms what is relative mass and absolute mass? And how to calculate them too. Thanks.
*March 4, 2011*

**physics**

A tricycle releases 60 J of gravitational potential energy while rolling 0.59 m directly downhill along a ramp. What is the downhill force (if constant) acting on the tricycle?
*March 3, 2011*

**physics**

If you sit in a good swivel chair with your feet off the floor, the chair will turn slightly as you move about but will immediately stop moving when you do. Why can’t you make the chair spin without touching something?
*March 3, 2011*

**physics**

Your car is broken, so you’re pushing it. If your car has a mass of 868 kg, how much momentum does it have when it’s moving forward at 4.74 m/s (17.1 km/h)?
*March 3, 2011*

**Chemistry**

Some solid copper(II) sulfate is dissolved in sufficient water to make 100.0 mL of solution. Enough of a sodium hydroxide solution of concentration 0.1500 mol/L is added just to react with all of the first solution, with none left over. This turns out to be a volume of 47.08 ...
*February 22, 2011*

**physics**

Some special vehicles have spinning disks (flywheels) to store energy while they roll downhill. They use that stored energy to lift themselves uphill later on. Their flywheels have relatively small rotational masses but spin at enormous angular speeds. How would a flywheel&#...
*February 21, 2011*

**physics**

When your car is moving at 3.33 m/s and car has a mass of 860 kg, how much translational kinetic energy does it have?
*February 21, 2011*

**math**

lyle needs 200g of chocolate that is 86% cocoa for a cake recipe he has one kind that is 99% cocoa and another kind that is 70% cocoa. How much of each kind does he need to make the cake
*February 17, 2011*

**Physics**

The builders of the pyramids used a long ramp to lift 21000-kg (21-ton) blocks. If a block rose 0.86 m in height while traveling 20 m along the ramp’s surface, how much uphill force was needed to push it up the ramp at constant velocity?
*February 14, 2011*

**physics**

The earth exerts a downward force of 850 N on a veteran astronaut as he works outside the space shuttle. What force (if any) does the astronaut exert on the earth?
*February 10, 2011*

**physics**

You’re sanding a table. You must exert a force of 23 N on the sandpaper to keep it moving steadily across the table’s surface. You slide the paper back and forth for 23 minutes, during which time you move it 1090 m. How much work have you done?
*February 10, 2011*

**physics**

You’re using a wedge to split a log. You are hitting the wedge with a large hammer to drive it into the log. It takes a force of 3500 N to push the wedge into the wood. If the wedge moves 0.2 m into the log, how much work have you done on the wedge?
*February 10, 2011*

**physics**

The builders of the pyramids used a long ramp to lift 20000-kg (20-ton) blocks. What is the gravitational potential energy of one of the blocks if it’s now 79 m above the ground?
*February 10, 2011*

**physics**

A sprinter can reach a speed of 12 m/s in 0.96 s. If the sprinter’s acceleration is constant during that time, what is the sprinter’s acceleration?
*February 9, 2011*

**physics**

29.2m/s= t*.40m/s^2+0 t=29.2m/s/.40m/s^2 t=73s
*February 9, 2011*

**physics**

If your car accelerates from rest at a steady rate of 4 m/s2, how soon will it reach 81 km/h (50.3 mph or 22.5 m/s)?
*February 9, 2011*

**physics**

If your car has a mass of 770 kg, how much force is required to accelerate it forward at 4.98 m/s2?
*February 2, 2011*

**chemistry**

A 25g sample of a compound composed of Carbon, Hydrogen, and Oxygen was combusted. 55grams of Carbon Dioxide and 30 grams of water were collected. A) What is the empirical formula of the compound? B) If the compound has a molar mass of 120g what is the molecular formula?
*October 8, 2010*

**CHEM**

okay then, what is calcium phospite?
*September 26, 2010*

**CHEM**

what is the charge of a PHOSPITE ? and how do i write it?
*September 26, 2010*

**science**

Is it not at all feasible to you that this guy is a genuinely good person? Which of these words is an antonym of feasible? a. understandable b. unclear c. likely d. impossible
*September 12, 2010*

**9gr**

Is it not at all feasible to you that this guy is a genuinely good person? Which of these words is an antonym of feasible? a. understandable b. unclear c. likely d. impossible
*September 12, 2010*

**9gr**

What is the distance between the points (5, 10) and (-4, -2) in the xy-plane? 12 9 15 10
*September 9, 2010*

**9gr**

3.What is the next term in the sequence below? 8, 27, 64, 125, ... 216 343 18 10
*September 9, 2010*

**9th grade**

Write an algebraic expression for the phrase. 4 times the sum of q and p a. 4 + q + p b. 4qp c. 4q + p d. 4(q + p) MY ANSWER D.?????
*September 9, 2010*

**9th grade**

Thanks
*September 9, 2010*

**9th grade**

B+11
*September 9, 2010*

**9th grade**

Write an algebraic expression for the phrase. the sum of b and 11 a. b/11 b. b + 11 c. 11b d. b – 11
*September 9, 2010*

**10th grade**

Why?
*September 9, 2010*

**ss**

what is the significance of a tributary?
*April 7, 2010*

**social studies/canada**

According to the United Nations,Canada is a great place to live. How do both natural resources and government policies combine to make this true?
*March 21, 2010*

**English**

What is the subject? One of the major celebrations during the Chinese New Year is the New Year's reunion dinner.
*January 22, 2010*

**health**

Paula Patient doesn't want her violent boyfriend to know she's getting an abortion, so she asks Dr. Bob to send all communications to her to a post office box and to phone her only at work. What should Dr. Bob do, and what is the legal basis for your advice? If she ...
*April 26, 2009*

**Legal Aspects of Health Info**

The answers are in the book.
*March 31, 2009*

**health information**

The answer is in your book. Read it again.
*March 19, 2009*

**health information**

The answer is in your book. Read it a gain.
*March 15, 2009*

**confudentiality health information**

The answer is in your books. Read them again.
*March 15, 2009*

**Health Research Project**

I finished this project and got a "B" on it. All the information you need is at the AMA site and in your book. Good luck.
*November 12, 2008*

**Chemistry**

.0042
*September 6, 2008*

**Law and Ethics**

I too am working on this research project, and found the information regarding ethical opinions at the AMA site. Now all I have to do is write the 8 paragraphs.
*July 20, 2008*

**Reseach paper**

I too am working on this research project and found what was needed at the AMA site. Now I just have to write the eight paragraphs. Good luck.
*June 21, 2008*

**math**

24!!!
*February 2, 2008*

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