Monday

February 20, 2017
Total # Posts: 288

**Calculus**

For which values of x does the curve Y= (3x^3-3x^2+1) / (2x^2-1) , have a horizontal tangent? Show steps or explain, i dont get it

*February 3, 2017*

**Calculus**

f'(x) = [f(x+h)-f(x)] / h F'(x) = [(x+h)+1] / (x+h)^2-16]-[(x+1)/X^2-16] /h F'(x) = [(x+h) +1](x^2)-[(x+h)^2-16](x+1) /h

*February 3, 2017*

**english**

In Stephen King's "Why We Crave Horror Movies?" Why does the author think we need to exercise our anticivilization emotions? What are some other ways we might confront these emotions?

*January 26, 2017*

**Math**

marvin wrote the following clues to describe a multiplication sentence. the product is close in value to 10. both factors are decimal number.the product has 3 decimal places.one factor is greater than one . The other factor is less than 1. Explain how you created your answer.

*November 26, 2016*

**Math**

marvin wrote the following clues to describe a multiplication sentence. the product is close in value to 10. both factors are decimal number.the product has 3 decimal places.one factor is greater than one . The other factor is less than 1. Explain how you created your answer.

*November 22, 2016*

**PHYSICS**

A force of 0.65 N is required to hold a spring extended 5.3 cm from its equilibrium position. Calculate the spring of constant of spring?

*November 14, 2016*

**PHYSICS**

A 3.5 kg block is pushed along a horizontal floor by a force of magnitude 15 N at an angle 40° with the horizontal (Fig. 6-19). The coefficient of kinetic friction between the block and the floor is 0.25. Calculate the magnitudes of (i) the frictional force on the block ...

*November 14, 2016*

**Spelling and vocabulary**

Write wild. Then write the basic word that is related to wild in spelling and meaning.

*November 1, 2016*

**Math**

Juan added a set of parentheses and a set of brackets in the expression below. Juan's expression has a value of 40. 15/3*5+4*8=

*September 8, 2016*

**Calculus AB**

How do you solve a system of logarithmic equations? They have completely different bases: {(log(25)^3)x + (log(2)^7)y = log(5)^27 {(log(7)^8)x + (log(3)^5)y = log(49)^2

*July 29, 2016*

**english**

what is the subject,verb and object in this sentenceParalegals must have good ethics.

*June 26, 2016*

**Chemistry**

Write the equation for the reaction of calcium and oxygen. Write the oxidation numbers for both the reactants and the products. What is the reducing agent and why?

*May 20, 2016*

**Algebra**

The Blackbird Oil Company is considering the purchase of 20new jumbo oil storage tanks. The standard model holds 12,000 gallons. Its dimensions are 4/5 the size of the similarly shaped jumbo model, that is, the ratio of the dimensions is 4:5

*May 3, 2016*

**Technology**

Thank you

*April 18, 2016*

**Technology**

1. Which of the following is an example of music piracy? A. borrowing your friend's CD B. borrowing a CD from the library C. downloading a song for $1.00 from a reputable website D. copying a CD from your friend and giving it to another friend** 2. Which of the following ...

*April 18, 2016*

**Chemistry**

Write the balanced reaction for the incomplete combustion of pentane, assuming the formation of carbon monoxide and water as the products. Enter the coefficient for each compound. (Use the lowest possible coefficients. Use the pull-down boxes to specify states such as (aq) or...

*March 13, 2016*

**Chemistry**

How many grams of water will be produced by the complete combustion of 10.00 g of octane (C8H18)? Mass of water = g H2O

*March 12, 2016*

**english**

is had or was a stative verb?

*March 8, 2016*

**english**

is "had seen" or "was biking", an example of a stative verb?

*March 8, 2016*

**english**

what is the grammar point of the sentence "none of us are free when one of us is chained"

*March 8, 2016*

**Health**

1. The exchange of carbon dioxide and oxygen takes place in the A. alveoli** B. asthma C. bronchi D. diaphragm 2. ________ is a substance in tobacco smoke that reduces the blood ability to carry oxygen A. Tar B. Nicotine C. Asthma D. Carbon monoxide** Check

*February 19, 2016*

**Algebra**

Suppose the growth of a population (in thousands) is represented by the expression 32 * 2.1^x where x represents the number of years since 2010. Evaluate the expression for they year 2015. Round to the nearest whole number. A. 41 B. 1,307 C. 67 D. 622 Is it B or D??

*February 4, 2016*

**Math**

Suppose the growth of a population (in thousands) is represented by the expression 32 * 2.1^x where x represents the number of years since 2010. Evaluate the expression for they year 2015. Round to the nearest whole number. A. 41 B. 1,307 C. 67 D. 622 Is it B or D??

*February 4, 2016*

**Social Studies**

4. How did demand for cotton help shape the economy for the south? a. The south focused on expanding industries to manufacture cotton clothing b. The south focused on expanding the production of cotton as a raw material c. Southerners only produced cotton as a raw material on ...

*February 2, 2016*

**geometry**

To find AB with endpoints A (-7,5)and B (4,-6) you can use ___?

*October 5, 2015*

**chemistry**

carbon dioxide (CO2) gas is produced as a result of the reaction between calcium carbonate and hydrochloric acid. The gas that is produced is collected in a 20 dm3 container. The pressure of the gas is 105 kPa at a temperature of 20 C. What mass of carbon dioxide was produced?

*April 14, 2015*

**chemistry**

if 0.600 moles of copper(II) sulfide is treated with 1.40 moles of nitric acid, how many moles of copper(II) nitrate could be produced?

*April 8, 2015*

**Math**

how do u make 60 cents

*March 9, 2015*

**Recess(5th grade)**

0.5

*February 26, 2015*

**Math**

That's my brother Matthew he wrote the question all wrong - mine is the right way but I still got it wrong. Thank You

*February 25, 2015*

**Math**

I have a same question as someone else but a little different. Based on a scale 1 inch equals 15 miles. Washington to Franklin is 1 1/2 inches, Franklin to Lincoln is 1 inch How much further from Franklin is Washington than is Lincoln I to got 7 1/2 inches? But I was also told...

*February 25, 2015*

**Math**

Two cyclists leave from an intersection at the same time. One travels due north at a speed of 18mph, and the other travels due east at 24mph. how long until the distance between them is 150 miles?

*February 4, 2015*

**Chemistry**

28.36

*January 13, 2015*

**statistics**

A population has m = 50. What value of s would make X = 55 a central, representative score in the population?

*October 11, 2014*

**Medical coding**

21. Provide the CPT code(s) for the following operative report from an inpatient hospital. Operative Report PREOPERATIVE DIAGNOSIS: Fracture/subluxation of neck, C6-7. POSTOPERATIVE DIAGNOSIS: Fracture/subluxation of neck, C6-7. PROCEDURE PERFORMED: Placement of halo. ...

*September 19, 2014*

**Math**

Count ostriches and llamas. Someone counted 47 heads and 122 legs. How many of each animals is on the farm.

*August 15, 2014*

**Math**

A car is going 50mi/h after 5s. The car is traveling 30mi/h about how long does it take the car to stop

*August 9, 2014*

**statistics**

help! where do i begin with this problem...in one area, monthly incomes of technology related workers have a standard deviation of $650. It is believed that the standard deviation of monthly incomes of non-technology workers is higher. A sample of 71 non technology workers are...

*July 1, 2014*

**Chemisty**

blanced equation for MgSO4(aq) + BaCl2(aq) describing any precipitaion reaction

*June 3, 2014*

**English**

In which of the following sentences is the underlined word a past participle?

*February 17, 2014*

**math**

A golf ball is to be hit 300 yards straight to make a hole in one. Having only played miniature golf, your first swing makes the ball skew 50 yards N 30 W. Trying to get back on track, the second shot goes 80 yards N 35 E. Now you are very upset with this game and you swing ...

*January 23, 2014*

**physics**

The area of a span that is unaffected by an applied force is

*December 12, 2013*

**Science! Biology 1**

Question: Which of following best describes the free-energy requirements of an organism? Answer Choices: During times of hibernation large amounts of free energy are required. Free-energy demand is consistent for all heterotrophs. The organism requires free energy in all ...

*November 14, 2013*

**Pre-Calc**

I really need to understand wha tmakes a graph have these discontinuities 1)Removable 2)Non-Removable and how to tell them in a function

*November 10, 2013*

**Criminal Justice**

Create a series of two advertisements "selling" different sentencing options to the many and varied stakeholders in Oklahoma's Criminal Justice system. What are some examples I can go off of?

*November 5, 2013*

**math**

What is the least number place value blocks you need to show 4,200? The greates?

*October 4, 2013*

**Math (again)**

Sorry...I forgot to include all of the details for one of my previous questions the complete problem is: 1. Yesterday Josh sold some boxes of greeting cards. Today he sold seven boxes. If he sold 25 boxes in all, how many did he sell yesterday? I can solve it myself, I just ...

*October 2, 2013*

**Math**

1. Yesterday Josh sold some boxes of greeting cards. If he sold 25 boxes in all, how many did he sell yesterday? 2. Jana baked some muffins. After she served 13 of them to her friends at brunch, she had 17 left. How many muffins did she make? 3. A scuba diver descends to a ...

*October 1, 2013*

**american governmentnt**

Some people believe those under 21 serving in the military should be allowed to drink alcohol even if non-military citizens are not. Yet, the founders clearly believed the military should serve the people rather than the other way around.

*August 14, 2013*

**physics**

if a scientist working with electromagnetic radiation has detected a frequency of 2.8X10^10Hz for one of the waves, what is the wavelength of this radiation wave?

*May 30, 2013*

**physics**

mc030-1.jpg Two stars are bound together by gravity. The larger star has four times the mass of the smaller star. Which diagram best illustrates the orbital motion of the two stars? (Note: the stars are shown much larger than they really are compared to the

*April 7, 2013*

**physics**

Compared to the number of radians in one revolution of a bicycle tire with a radius of 33 centimeters, the number of radians in one revolution of a go-cart wheel (radius = 22 centimeters) is:

*April 7, 2013*

**physics**

The Earth has a radius of about 6.38 ´ 103 kilometers at the equator and rotates 360° every 24 hours. The angular displacement of a person standing at the equator for 8.0 hours is:

*April 7, 2013*

**math**

completing the square 2m^2-m-15=0 using the quadratic formula 2y^2-3y-6=0

*March 15, 2013*

**math**

the length of a rectangle is 3 yds more than twice it width and the area of the rectangle is 77yds find the dimensions of the rectangle the length and width

*February 22, 2013*

**alg 150 help**

The width of a rectangle is 9 less than twice its length. If the area of the rectangle is 55 cm22, what is the length of the diagonal?

*February 10, 2013*

**math**

Yes because wherever they meet is an end point.

*February 5, 2013*

**English**

An Essay of 350 words,Topic is about A mememorable moment

*February 4, 2013*

**Algebra**

Write each repeating decimal as the sum-of two fractions. Find the sum and simplify. Verify . 0.75483 = 0.127 =

*October 17, 2012*

**Algebra**

Tom has a 15 foot ladder that he leaned against the wall of his house. Tom put the base of the ladder 3 feet away from the house. How far up The house is the top of the ladder?

*October 9, 2012*

**math**

A circular pol is to be built in a back yard. The yard forms a 40ft by 60ft rectangle. The pool will have a diameter of 29ft.

*September 6, 2012*

**Physics**

A speed skater moving across frictionless ice at 8.0 m/s hits a 5.7m-wide patch of rough ice. She slows steadily, then continues on at 6.5m/s. What is her acceleration on the rough ice?

*August 27, 2012*

**Math**

sin5x=cosx, find the general solutions for this please =)

*August 24, 2012*

**maths**

find general solutions for sin5x=cosx

*August 24, 2012*

**accounting**

Determine the amount of interest expense that should be recorded in a year end adjusting entry under each of the following independent assumptions Interest rate 12%, Fiscal Year End December 31

*August 22, 2012*

**writing**

I have a dispute with my teacher in 7th grade. In referring to McCarthyism in the phrase "towards the end of this reign of terror", is "reign of terror" a metaphor? Thanks.

*May 10, 2012*

**recyclying**

i need help writting a report on recycling for my science class and i don't know how to start please help

*April 17, 2012*

**science**

need help writing a a short report on recycling im in the sixth grade

*April 17, 2012*

**math**

Jenny does the dishes every third day, Mark every fourth day, and Misty every sixth day.If they all shared dish duty today, when will they all share dish duty again?

*April 13, 2012*

**math**

Jenny does the dishes every third day, Mark every fourth day, and Misty every sixth day.If they all shared dish duty today, when will they all share dish duty again?

*April 13, 2012*

**anthroplogy 101**

Caste systems are most common in societies

*April 8, 2012*

**Civics**

Do you think that it would be easy or hard to convict someone of treason and why?

*March 25, 2012*

**Earth/Space Science**

In many ways, the floor of oceans is no better explored than space. Why could discoveries such as life around deep-sea hotspots not be investigated until the past few decades?

*March 22, 2012*

**chemistry**

what isw the density of N2O,a gas at STP?

*February 26, 2012*

**Psychology - Behavior Modification**

Can someone help me come up with another treatment goal for inability to sleep. This is what I had and the instructor said that I had to change it because we really cannot include a biological function in the treatment plan since a doctor has to do this and that we do not ...

*January 15, 2012*

**accounting**

what can accounts payable involve equipment sore or office equipment or cash or neather

*December 16, 2011*

**cultural antropology**

Before colonialism, most colonized people lived in general peace and tranquilit static and unchanging cultures a state of balance with nature constant warfare and violence

*December 4, 2011*

**Chimestry**

How many moles of HNO(3) are present if 4.20*10^-2 mol of Ba(OH)(2) was needed to neutralize the acid solution?

*December 3, 2011*

**Calculus (please help)**

Evaluate the indefinite integral: INT dx/(64+x^2)^2 Please help with this one.

*September 20, 2011*

**Calculus**

Evaluate the indefinite integral: INT dx/(64+x^2)^2

*September 20, 2011*

**Algebra**

give an example of a function that you might encounter in everyday life and describe its domain and range.

*September 1, 2011*

**MATH PLEASE HELP!!!!!**

if 5 students each brought in 8 boxes with 10 pencils per box, and 10 students each brought in 8 boxes with 5 pencil per box . how many total pencils did the students bring in ?

*August 16, 2011*

**Calc II**

need help with practice assign ment and i need help , please email me email me carmenelectragowe (at ) @gmail

*August 7, 2011*

**art history**

pretend that you are entering charters catheral through the central portal. you want to get to the apse what parts of the plan might you traverse in order to get there? describe what you will see on the way.

*July 16, 2011*

**algebra**

2x2-5x+11=0

*June 16, 2011*

**algebra**

2x28-5x+11=0

*June 16, 2011*

**math**

planet A has an average surface temperature of -100F. Planet B has an average surface temperature that is 3/2 times of that Planet A. What is the average surface temperature of Planet A?

*April 22, 2011*

**psychology/ABA**

Thank you

*April 20, 2011*

**psychology/ABA**

The orriginal question: Define operant conditioning and discuss how this method works to increase desired behavior.

*April 20, 2011*

**psychology/ABA**

Can someone please tell me if I am defining operant conditioning correctly: Operant conditioning is a process of increasing or decreasing a specific behavior through reinforcement (positive or negative), punishment or extinction. The person operates based on the environment ...

*April 20, 2011*

**chemistry**

233.3ml

*April 13, 2011*

**Statistics**

in populations that are different from others. I would like to figure a sample of 10 with a mean of 44

*March 25, 2011*

**geometry**

The base length of the triangle with vertices A(1,1, B(9,1), C(5,5)is multipliend by 2.Describe the effect of the change on the area. can someone help me on this one.. am stuck

*March 9, 2011*

**ALGEBRA**

The difference of 50 and 15 less than the number

*March 2, 2011*

**Calculus**

Determine if f(x)=5/(x-3)^2 is integrable on [0,2]. Justify your answer.

*February 26, 2011*

**math**

i can i solve the equation for x. mx+e=t

*February 1, 2011*

**NOUNS, PRONOUNS, AND ADJECTIVES**

cattle

*January 29, 2011*

**grammar**

in the sentence-she told us about the different kinds of insects. is told a past or present verb?

*January 20, 2011*

**subject and verb**

could you please tell me what is the verb and subject in this sentence: Some young couples have decided to move to more rural areas in order to avoid the pressures of city living.

*January 9, 2011*

**acc 225**

Please help me.Internal control recommendations What internal control procedures would you recommend in each of the following situations? 1. A concession company has one employee who sells T-shirts and sunglasses at the beach. Each day, the employee is given enough shirts and ...

*December 19, 2010*