Wednesday
April 23, 2014

Posts by kate


Total # Posts: 1,648

algebra 2
can you show me the set up

algebra 2
find the x and y intercept of the function y=3x+4 y=x^2+7x+12

chemistry
When Kl and Pb (NO3)2 is combined, is this a chemical or physical change?

math
from a base elevation of 76000 ft, a mountain peak in colorado rises to a summit elevation of 14321 ft over a horizontal distance of 15841 find the grade of the peak

pre calculus
evaluate if possible the function at the given values(s) of the independent variable. Simplify the results. f(x)=7x-4 a) f(0) b) f(-3) c) f(b) d) f(x-1)

calculus
f(x)=2x^2-4 f(x+delta x)-f(x)/delta x solve for the solution

ap calculus
ok this is a problem similar to it correct

ap calculus
yes i need help can you solve it out then i will ask you questions from then

ap calculus
write the general form of the equation of the lines throught the point (a) parallel to the given line and (b) perpendicular to the given point point- (2,1) line- 4x-2y=3

Math116
Evaluate: 4r for r=12 and s=6/s Simplify your answer= 6/s Is my answer right? Thank you.

Math
Lisa needs to make 2 times as many tunas as cheese sandwiches and 4 times as many ham as cheese sandwiches. If Lisa makes 56 sandwiches, how many of each of the 3 kinds will she make?

health topics
i need help with a interesting topic about obesity in america i want it to be unique and different that catches your attention i can't think of any at the moment

history
with the improvement in transportation and communication, would the original articles of confederation work for all 50 states today? Explain why?

spanish
need help with the rest

spanish
Fill in the missing blank. Estas aburrido? No, _________ cansado. Donde _______ la escuela? Esta en el parque Fairmount. Como es tu novio? _______ muy romantico?

chemistry
For CH3CO2H, give the hybridization and approximate bond angles for each atom except hydrogen. Also, draw an orbital bonding picture. Show all lone pairs. Can this be drawn on paint and uploaded to me? Thank you.

biology
LIST AND EXPLAIN FIVE USES OF SCIENCE

college essay
i need help cominmg up with An Experience That Has Changed My Life and I can think of any. I want a topic that will make a very good college essay.

Mum Bett
ok so she sued because she thought she didnt have any rights and freedom

Mum Bett
what was Mum Bett personal fight to uphold the Declaration of independence

declaraction of independence
ook great

declaraction of independence
its shows the rights and freedom that people should have

declaraction of independence
How did the Declaration of Independence influence American Government?

senior project
ok that sounds good

senior project
yes just need a little more

senior project
what can be inclued in the senior project about it

senior project
how can i do community service about this topic

senior project
how can i do a senior project about Obesity in America

senior projects
senior projects that are interesting and different from others

senio projects
what are some great senior project ideas?

Math/Algebra
How do I make a model with dots on graph paper that shows that 3 x 14 = 42? Thanks!

precalc
no

precalc
Determine whether the equation is linear in x. 5-3x=0 5=10/2 x+3=x-5

physics
An explorer is caught in a whiteout (in which the snowfall is so thick that the ground cannot be distinguished from the sky) while returning to base camp. He was supposed to travel due north for 4.5 km, but when the snow clears, he discovers that he actually traveled 7.8 km at...

physics
A car is driven east for a distance of 45 km, then north for 33 km, and then in a direction 32° east of north for 22 km. Determine the total displacement of the car from its starting point (counterclockwise from east).

physics
In the sum A+ B =C , vecto rA has a magnitude of 11.0 m and is angled 32.0° counterclockwise from the +x direction, and vector C has a magnitude of 15.0 m and is angled 18.0° counterclockwise from the -x direction. What are the magnitude and the angle (relative to +x) ...

algebra II
I really need help getting an answer to this problem it will be nice if you can show me the steps to get to this answer x^4y^4/x^2y^5

college majors
ok thanks

college majors
do they ofer scholarships and grants for them as well

college majors
I want to become a pediatrician, what should i major in college for?

slaughterhouse 5
it tell me who is related to who

slaughterhouse 5
What is the connections that Billy Pilgrim have with the other characters?

Because of Winn-Dixie
What is the setting and problem in the book Because of Winn-Dixie ?

Physics
Thanks!

Physics
So I solve for a=J/v*s to get the current (4.5*10^2/1.5*120). I hope I got this right and thanks very much.

Physics
I'm stumped on what formula to use for the following question. A 1.5V battery does 4.5*10^2 J of work in 120s. Calculate the current through the battery Calculate the number of elementary charges that pass through the battery. I've been trying to figure out the formula...

Math
( the I is the absolute value marks) I12(-8)I

Unit of Inquiry
Which are the bangladeshi local organizations working to uphold the rights of women and children? What are their goals, missions, structure, function, real life evidence they are working and the challenges they face while they are upholding human rights of children and women?

Introduction to Finance: Harvesting the Money Tree
You are an upper-level manager in a company. Which financial ratios would you consider most useful? Would these ratios be different than the ones you would consider useful as an investor? Why or why not?

Math
The points (4, –5) and (– 4, 1) are endpoints of a diameter of a circle. (a) Find the center of the circle. (b) Find the length of the radius of the circle. (Note that this is a distance.) Give the exact answer. Show work. (c) State the equation of the circle (in sta...

Algebra
Thanks!

Algebra
How can algebra be used to solve this problem? The boy solved 10 problems correctly at 8 cents a problem for a total of 80 cents, and 16 incorrectly at the cost of 5 cents for a total of 80 cents. Therefore, neither the boy nor his father owed each other anything at the end of...

Algebra
Why would you say it was 4? This is what I thought to.

Algebra
Find the difference quotient: f(x+h)-f(x)/h for f(x) = 4x-9 and simplify.

Algebra
Now I will work on the distance and slope parts. Hopefully they will be correct to!

Algebra
oops I misplaced the decimal. So yea (6,0.5) is the solution I came up with.

Algebra
I think I figured it out. The answer can contain a fraction along with whole numbers. So i guess the mid point would be (6,.05) correct?

Algebra
(x1 + x2)/2, y1 + y2)/2 = 3+9/2 = 12/2 = 6 -1+2/2 = 1/2 = .05 This is what I got for the mid point. is this correct? I got 6 for the first set of numbers, and .05 for the second. How do I determine the mid point?

Algebra
Consider the points (3, –1) and (9, 2). (a) State the midpoint of the line segment with the given endpoints. (b) Find the distance between the points. Show some work. Give the exact answer (involving a radical), and also an approximation to three decimal places. (c) Find ...

college interview question
can i just say i tryed my best in everything i could so i dont regret it

college interview question
how will you answer this is i dont regret something Is there anything that you regret doing (or not doing) during high school?

ecology
I am not very good in science, and math. However, I do very well in english, writing, puncuation, and grammar. Here is my question. Do you believe humans can harvest forest resources in an enviromentally friendly way? Or, should national forest be left in their natural state i...

chemistry
In general, which reaction(forward, reverse, or neither) is favored if the value of K at a specified temperature is a. equal to 1? b. very small c. very large

chemistry
Which species are left out from the Keq expression, and why?

Normal Public High School Chemistry
Please assist me in answer this question please show me all the formulas used and the units and how to convert them if needed. Thank You. If the half-life of Ba (140, 56) is 12.75 dyas, how many atoms of (140, 56) Ba will be left after 9 weeks if there were initially 2.4 mol o...

sat scores
okay thanks

sat scores
What does a 1426 mean on the SAT as a score is it good bad or in between?

chemistry
unsaturated

chemistry
i think it is saturated

chemistry
so it is unsaturated

chemistry
If 20 g KCL is dissolved in 100g of water at 20 degrees C, is the solution unsaturated, saturated, or supersaturated?

chemistry help
411 grams

chemistry help
so what do i write as the answer

chemistry help
what mass of ammonium chloride can be added to 100g of water at 20 degrees C before the solution becomes saturated

chemistry
need help please???

chemistry
what mass of ammonium chloride can be added to 100g of water at 20 degrees C before the solution becomes saturated

Language arts
Like i.e. the lions were his favorite because they had beautiful manes and eyes and the giraffes were neglected because they had long necks and spotted fur.

Language arts
That sounds like a good start. You could say that maybe the zoo keeper had a favorite animal [to represent the "perfect" race] and that he neglected the other animals and wouldn't let them play with the other animals [those captured in concentration camps] becaus...

Statistics
For the gene pair that determines eye color, each gene trait may be one of two types: dominant brown (B) or recessive blue (b). A person possessing the gene pair BB or Bb has brown eyes, whereas the pair bb produces blue eyes. a) Suppose both parents of an individual are Bb. W...

looking for college scholarships
ookay

looking for college scholarships
Do you know of any that you applyed for?

looking for college scholarships
I am a junior in high school and I am in the process of trying to find scholarships that I can apply for right now at the moment. I am trying to start early as I can. Thanks!! If you can help me find scholarships and or grants. But i say absolutely no loans at all. :)

Science - Weather
Describe what would happen to the temperature on Earth if the amount of energy reflected back to space a) increased to 80% b) decreased to 5%

chemistry help
can you tell me what to write

chemistry help
What mass of ammonium chloride can be added to 100 g of water at 20 degrees C before the solution becomes saturated?

Question ! :)
I was thinking of things like Myspace and how putting your personal information out there can put your life in jeopardy. Also, if you save something to a hard drive on a computer open to other people, then anyone can see your information and do whatever they want with it. I...

Question ! :)
Why is it important to use caution before putting any personal information on a computer? (example(s) required) I think everyone knows the general idea to the answer to this question but this is my final exam question...so it has to be thorough. Any specific ideas for an answe...

chemistry
a polymer is a molecule with repeating units usually joined with covalent chemical bonds. 2 examples of naturally occurring polymers are proteins & starches.

pre calc need help
Find the indicated function value. Do not use a calculator. tan 180 degrees

chemistry help asap
explain how paper chromatography separates the components in a solution

Math
Please explain ... What percent of 60 is 72? 35 is what percent of 20? Thank you!

physics
I have a few questions that i am not too sure how to figure out... 1- as a racing car zooms by you, its pitch decreases by 20%. If the speed of sound is 345m/s, how fast is the car travelling? 2-a person has a threshold of hearing of 5db. another person has a threshold of hear...

12th grade- Trigonometry
Find the exact value of each expression Cos^-1(0) Tan^-1 sqrt(3)/3 Sin^-1(1) Since the expressions are capitalized, I'm not sure if I have to do anything different. Any help is appreciated.

Math
Please explain how I write this into a decimal and as a fraction in simplest form: 94.6% Thanks!

Maths
What are like terms

Maths
What are lke terms in formula

newletters ideas
okay great

newletters ideas
for all more like

newletters ideas
what is a great newletter topic that I can do on about school or classroom?

Math
How do I figure out what is greater 67.5% or 135/200 ? Thanks!

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