# Posts by kate

Total # Posts: 2,003

**math**

Calculate the average rate of change over the given interval of the given function. f (x) = x3, from x = 8 to x = 9

*January 27, 2012*

**Right Triangle Trigometery**

If = 38° and z = 68 cm, what is the value of x to the nearest tenth of a centimeter?

*January 26, 2012*

**trig**

This is not trig. Anyway, C=2(pi)r. If the circumference is 12.31, then the radius is 12.31/[(pi)r] = 1.96. If the central angle is 1/4 of a revolution, then the central angle measure is 90 degrees. The area of a sector is a piece of the area of the entire circle: A=(pi)r^2 * ...

*January 25, 2012*

**Calculus**

Over what open interval does the formula F(x)= int from 0 to x of dt/t represent an anti derivative of f(x) =1/x? Find a point where the graph of F crosses the x axis.

*January 25, 2012*

**Calculus**

Let F(x)=int from 0 to x of (t-3)/(t^2+7) dt for -infinity <x< infinity. a. Find the value of x where F attains its minimum value. b. find the intervals over which F is only increasing or only decreasing. c. Find open intervals over which F is only concave up or only ...

*January 25, 2012*

**Calculus**

True or false: If f(x) is continuous on the interval [a,b] & if the definite integral of f(x) over this interval has value zero, then the equation f(x)=0 has at least one solution in the interval [a,b]. True or false: If f(x) is continuous everywhere and F(x)= int from 0 to x ...

*January 25, 2012*

**Calculus**

First, divide each term in the numerator by the denominator. x/x + sin(x)/x (x/x=1) 1+sin(x)/x The Sandwich (or Squeeze theorem) states that the limit as x->0 of sin(x)/x is 1. 1+1=2 You can ask me more questions on Facebook:Kate Calendrillo, Math Tutor.

*January 25, 2012*

**geometry**

If line segment A is parallel to line segment B and m<4=83, then m<2=?

*January 23, 2012*

**advanced math**

Can you please tell me if 14=-(p-8) is 6= -p .....

*January 23, 2012*

**sociology**

What are some changes that are occuring in families. Are these changes for the good or bad?

*January 20, 2012*

**chemistry(balance equation)**

How to balance HNO3 +Cu ------->Cu(NO3)2+NO+H2O ? please show me steps

*January 19, 2012*

**chemistry(balance equation)**

how about HNO3 +Cu ------->Cu(NO3)2+NO+H2O,PLEASE SHOW ME STEPS.

*January 19, 2012*

**chemistry(balance equation)**

so what side should i look for the LCM?

*January 19, 2012*

**chemistry(balance equation)**

hi!i am a f4 student in hk.i have know the basic concept of balance equation.but some too complex equation i cant balance.is there any general short cut for balancing any simple or complex chemical equation?

*January 19, 2012*

**English**

I am not sure. Maybe C

*January 18, 2012*

**English**

What conclusion can you draw about Samuel Pepys from his account of the Great Fire of London? A. He maintained relations with all social strata. B He became the spokesperson of the aristocracy. C he felt responsible for organizing rescue missions

*January 18, 2012*

**Math-Linear Equations**

Thank you so much - that clears it up for me!!! It's just been awhile since I've done this.

*January 16, 2012*

**Math-Linear Equations**

Please let me know if I understand this correctly. Find the slope and the y-intercept of each equation: 1)y-9x= 1/2 +9x= 1/2 + 9x y= 1/2 + 9x slope:9; y-intercept: 1/2 2)2y-6=3x +6 +6 2y=3x + 6 - - 2 2 so then: y=3x+3 3) -2y=6(5-3x) -2y= 30-18x - -- -2 -2 so then: y=-15-18x (...

*January 16, 2012*

**6th grade science**

peace out

*January 9, 2012*

**6th grade science**

thamk you izzy :)

*January 9, 2012*

**6th grade science**

which of the following lists all the levels of organization in a multicellular organism from the lowest level to the highest level? A)tissues and organ systems B)organ systems,tissues,organs,and cells C)tissues,cells,and organs D)cells,tissues,organs,and organ systems My ...

*January 9, 2012*

**6th grade science**

thank you Jahnay

*January 9, 2012*

**6th grade science**

organs are made up of two or more ____ that works together. my answer was tissues

*January 9, 2012*

**math**

what is 12 1/5 - 4 4/5?

*January 2, 2012*

**Math**

Makes sense now - thanks Reiny!!!

*December 19, 2011*

**Math**

Can you please help me set up this equation? Copies at the local library cost $.15 easch. A new copier costs $200 and it costs $.02 to make a copy. How many copies would have to be made for the cost of making your own copies equal to the cost of copying at the library? Thank ...

*December 19, 2011*

**ASTRONOMY**

Compare Einstein and Newton's pictures of gravity.

*December 19, 2011*

**6th grade science**

which of the following is made of many cells that work together? a. bacteria b. virus c. insect d. amoeba

*December 13, 2011*

**Physics**

A. Calculate the force on an alpha particle in an electric field E=Exm where E=3.6E4 N/C and x is a unit vector in the x direction. What is the direction of the force? B. Calculate the acceleration of the alpha particle in this electric field. What is the direction of the ...

*December 11, 2011*

**Accounting**

When Resisto Systems, Inc., was formed, the company was authorized to issue 5,000 shares of $100 par value, 8 percent cumulative preferred stock, and 100,000 shares of $2 stated value common stock. Half of the preferred stock was issued at a price of $103 per share, and 70,...

*December 9, 2011*

**Accounting**

The following information is necessary to compute the net assets (stockholders' equity) and book value per share of common stock for Rothchild Corporation: 8% cumulative preferred stock, $100 par $ 200,000 Common stock, $5 par, authorized 100,000 shares, issued 60,000 ...

*December 9, 2011*

**chemistry**

a sample of 0.002 mole of HCL is dissolved in water to make a 2000mL solution. What is the molarity?

*December 7, 2011*

**Chemistry**

Given the following equation: N2(g) + 3H2(g) = 2NH3(g). Determine to one decimal place the molar mass of each term, and WRITE EACH ONE AS A CONVERSION from moles to grams.

*December 5, 2011*

**6th grade math**

In general, the air temperature decreases 12F for every 4000 feet increase in altitude. If a hiker climbs 3000 feet, by how much can she expect the temperature to decrease?

*December 4, 2011*

**6th grade science**

thanks

*December 1, 2011*

**6th grade science**

describe the rate at which chemical weathering generally takes place.

*December 1, 2011*

**6th grade math**

write each rate as a unit rate. Q: 6 eggs for 3 people

*November 29, 2011*

**6th grade science**

I am pretty confused about mechanical weathering and chemical weathering. what is the easiest way to remember the differences of these 2 things

*November 28, 2011*

**reading**

the moon

*November 28, 2011*

**English**

Thank you for your answer!! Can I please ask why you chose that answer?

*November 28, 2011*

**English**

Do you think unskilled labor is just a commodity or input

*November 28, 2011*

**Business**

Do you think unskilled labor is just a commodity or input

*November 28, 2011*

**english**

I need help with finding information about the impact of hip-hop music or any music on general on teenagers

*November 27, 2011*

**Math**

Triangle NPQ has q= 95 miles, P = 76 degrees, and Q= 103degrees. Find n.

*November 27, 2011*

**Math**

The attendance at harmony school carnival has shown range of 200 people during the years from 2008 through 2011 which graph could show the carnival attendance correctly

*November 16, 2011*

**sentences**

thanks

*November 15, 2011*

**sentences**

Can you give me a sentence with the word difficulties?

*November 15, 2011*

**6th grade science**

I chose choice A

*November 11, 2011*

**6th grade science**

limestone is made of the remains of organisms.In what way have decaying plants changed Florida's limestone bedrock? 1) decaying plants acidify water,which desolves limestones 2)decaying plants absorb water,which keeps limestone from dissolving 3)decaying plants changed ...

*November 11, 2011*

**6th grade science**

so I believe the answer to this question would be crop rotation?

*November 11, 2011*

**6th grade science**

i chose D "no till-farming"

*November 11, 2011*

**6th grade science**

which soil conservation technique did George Washington Carver urge farmers to use??? 1) crop rotation 2) cover crops 3) contour plowing 4) no-till farming

*November 11, 2011*

**6th grade science**

Mechanical weathering occurs at a greater rate in climates that are 1) cold and wet 2) warm and wet 3) hot and dry 4) cold and dry

*November 11, 2011*

**physics**

At an outdoor market, a bunch of bananas attached to the bottom of a vertical spring of force constant 16.0 N/m is set into oscillatory motion with an amplitude of 20.0 cm. It is observed that the maximum speed of the bunch of bananas is 39.6 cm/s. What is the weight of the ...

*November 9, 2011*

**6th grade ELA**

yoo hoo!!!write teacher!!!

*November 8, 2011*

**6th grade ELA**

um the topic of a sentence?

*November 8, 2011*

**6th grade ELA**

I beg pardon????

*November 8, 2011*

**6th grade ELA**

an implied main idea is _______________ in a paragraph. can someone help me with this fill in the blank question???

*November 8, 2011*

**6th grade ELA**

I really don't know :(

*November 8, 2011*

**6th grade ELA**

i guess so

*November 8, 2011*

**6th grade ELA**

I have no idea.

*November 8, 2011*

**6th grade ELA**

um...the topic of a sentence???

*November 8, 2011*

**6th grade ELA**

An implied main idea is _______________ in a paragraph.You have to ask yourself:What do all the supporting details add up to? Can someone please help me with this fill in the blank question???

*November 8, 2011*

**6th grade ELA**

thanks

*November 8, 2011*

**6th grade ELA**

Can some one please help me with this fill in the blank question!?

*November 8, 2011*

**6th grade ELA**

supporting ideas such as statistics and _______________ help explain the main idea.

*November 8, 2011*

**6th grade ELA**

thank you so much Ms.Sue!!! You are a great teacher/tutor!!!

*November 8, 2011*

**6th grade ELA**

Main ideas are __________________. Can someone please help me with this fill in the blank question???

*November 8, 2011*

**6th grade math**

which is bigger? 17/19 0r 0.85

*November 7, 2011*

**6th grade math**

2.70 would be bigger Thank you!!!

*November 7, 2011*

**6th grade math**

Put these numbers in order from least to greatest. 2 7/10, 2.07, 127%

*November 7, 2011*

**business**

what kind of trde barriers does egypt have and what website should i used

*November 7, 2011*

**trig**

write an equation expressing 19cos(theta-50degrees) as a sum of sine and cosine.

*November 6, 2011*

**statistics**

when finding the area to the left of the Z score and Z= 1.43 do i subtract the z score from one or is that only when finding the area to the right of Z

*November 6, 2011*

**6th grade math**

opps...it should be... Which comparison is correct? A. 5/100 < 0.05 = 50% B. 0.7 = 1/7 < 10% C. 2/10 < 25% < 0.9 D. 0.3 < 36% = 36/10

*November 6, 2011*

**6th grade math**

Which comparison is correct? A. < 0.05 = 50% B. 0.7 = < 10% C. < 25% < 0.9 D. 0.3 < 36% =

*November 6, 2011*

**Math**

Sidney told sam that that he would love a lot that is a trapeziod shape and is being sold for $25,000. It is a regular trapeziod with the top being 500' the sides being 250' each and the bottom being 1000'. George doesn't know if it's worth it so he wants ...

*November 3, 2011*

**Math Word Problem!!!!**

Sidney told sam that that he would love a lot that is a trapeziod shape and is being sold for $25,000. It is a regular trapeziod with the top being 500' the sides being 250' each and the bottom being 1000'. George doesn't know if it's worth it so he wants ...

*November 3, 2011*

**english**

if you are allowed to refer to yourself in this essay. Tell how these opinions and statements affect you personally, and your life experiences. :) Hope this helps!

*November 3, 2011*

**Accounting**

On June 1, Coble Company Ltd. borrows $64,000 from First Bank on a 6-month, $64,000, 9% note. The note matures on December 1. (List multiple debit/credit entries from largest to smallest.) a) Prepare the entry on June 1. b) Prepare the adjusting entry on June 30. c) Prepare ...

*November 1, 2011*

**Chemistry**

To find the molarity of a solution the equation is: molarity = (moles of solute)/(volume in Liters (this is important you must convert any other volume to liters)) a)0.175 mol ZnCl2 in exactly 150 mL solution. First note that 150ml = .150 L solution Set up the equation M = (0....

*October 31, 2011*

**6th grade math**

write the following number as a percent. 1/200

*October 30, 2011*

**6th grade math**

oh thank you very much!!!

*October 30, 2011*

**6th grade math**

what if 3 2/5??? should I change the mixed number to a improper fraction by multipling the 3x5=15 then add 15+2=17, then 17/5 as the improper fraction. Then convert 17/5 = ?/100, divide 5 into 100 =20. then multiply 17x20=340. So the percent is 340%?

*October 30, 2011*

**6th grade math**

write the following number as a percent. 6 1/2

*October 30, 2011*

**math**

The area of a rectangular floor is 72 ft2. The length of the floor is 1 ft more than 3 times the width. How wide is the floor (rounded to the nearest whole number)?

*October 19, 2011*

**MATH**

If a boy has 72 inches of copper wire and 42 inches of steel wire would you use factor or multiples?

*October 18, 2011*

**college algebra**

how long will it take an investment of $5000 to grow to $8000 if it is invested at 7.8% per year compounded weekly?

*October 15, 2011*

**english**

How do I cite an in- text citation in mla format that has more than 3 authors do I list all the authors and how will this ciation appear in my work cited page

*October 12, 2011*

**Biololgy**

how and why will boiling affect an inorganic catalyst differently than an organic catalyst

*October 12, 2011*

**math**

thank you very much!!! :)

*October 9, 2011*

**math**

calculate 2/3 ÷ 1/2. In your own words, describe how the quotient of two fractions can be calculated.

*October 9, 2011*

**math**

A common error to think that since 5/3 - 4/3 = 1/3, the quotient 5/3 ÷ 4/3 is equal to 1 1/3. Explain why this is incorrect.

*October 9, 2011*

**math**

thank you very much!!! :)

*October 9, 2011*

**math**

what is 2 ÷ 1/2?

*October 9, 2011*

**I need more HELP!**

Please look at the acticle in the Critical Thinking post about Stiglitz and then answer the question. Also look at my above attempt and provide feedback. Thank you

*October 9, 2011*

**English, Critical Thinking Part 2**

Okay, here's what I came up with by breaking the argument down: Prmise 1: All people posses self interest and are dependent on each other. Premise 2: The top 1% posses a high self interest. Conclusion: Thus the top 1% are dependent on the other 99%. Therefore the ideology ...

*October 9, 2011*

**English, Critical Thinking Part 2**

Okay, I have my definition. Now I need help with discussing the ideology in the article.

*October 9, 2011*

**English, Critical Thinking Part 2**

This is regarding the same article by Stiglitz. Define and discuss the term "ideology" as related to the article. Explain the ideology in the article.

*October 9, 2011*

**I need more HELP!**

I need someone to actually read the article and attempt to answer my question. I already know the approach to writing but need input.

*October 9, 2011*