Saturday

January 31, 2015

January 31, 2015

Total # Posts: 1,571

**math**

The sum of two numbers is 12. The sum of their reciprocal is 3/8? what are the numbers?
*January 27, 2015*

**grammer**

is this sentence correct If there is practice after school on Friday, I can drop the kids off, and you can pick them up.
*January 26, 2015*

**math**

The sum of first 12 terms of an arithmetic series is 186, and the 20th term is 83. What is the sum of first 40 terms?
*January 18, 2015*

**math**

how many cubes will fill a box made from this pattern? how do i get that anwser to questions like that?
*January 15, 2015*

**science**

6 earths rotation takes about ____, whereas its revotution takes about ____. A one day;one year* 7 earth tilted axis affects the strenght of sunlight in different places on earths surface if your in an area that gets less sunlight where are you? A north pole B south pole C ...
*January 9, 2015*

**science **

1 which of earths spheres contains most of its mass? A atmosphere B hydrosphere C geosphere* D biosphere 2 erosion and weathering are examples of which types of forces? A constructive forces B destructive forces* C gravitational forces D inertia-related forces 3 which of the ...
*January 9, 2015*

**math, solving Oblique triangle**

steve, hoe do you solve this cause i dont know how and i dont get it : b/sin49° = c/sin115° = 10/sin16°
*January 5, 2015*

**math, solving Oblique Δ**

can you help me to solve each triangle described below using ΔABC : 1)a = 10, A = 16°, B = 49° 2)a = 8, b = 7, A = 88°
*January 5, 2015*

**Arts**

What is the function of a Digital Media and Animation?? beacuse my books says nothing about it
*December 30, 2014*

**Arts**

what is the function of Animation ???
*December 29, 2014*

**Arts**

What is the function of a Digital Media??
*December 29, 2014*

**Arts**

what is the function of product innovation???
*December 29, 2014*

**Arts**

What is the meaning of print media?
*December 29, 2014*

**Health**

Could you help me in making a Total Health Package cause seriously i really dont have any idea how to make this ?? my purpose of making this is beacause it is one of our requirement that to be submitted after the winter break
*December 27, 2014*

**Arts**

what is the function of Film, Animation, Print Media, Digital Media ?
*December 27, 2014*

**Arts**

what is the function of Innovations in Product & Industrial Design?
*December 27, 2014*

**Arts**

what is the function of Photography?
*December 27, 2014*

**P.E**

can i have the historical background of street dance??
*December 26, 2014*

**Health**

Could you help me in making a Total Health Package cause seriously i really dont have any idea how to make this ??
*December 25, 2014*

**MUSIC**

Search (5) Contemporary Philippine Music Composers * Name of Composer * Picture of Composer if possible * Biography * Works / Achievements
*December 24, 2014*

** ARTS**

Search & Compile the following: () Photography () Film () Animation () Print Media () Digital Media () Innovations in Product & Industrial Design * Definition * Historical Background * Function * Sample
*December 24, 2014*

** P.E.**

Search & Compile the following () Hip-hop () Street Dance () Cheer Dance () Contemporary Dance * Definition * Historical Background * Function * Sample
*December 24, 2014*

**Health**

Could you help me in making a Total Health Package cause seriously i really dont have any idea how to make this
*December 24, 2014*

**Health**

i need help in making on it because i dont know how to make a Total Health Package
*December 24, 2014*

**Health**

Create a conceptual map of Total Health Package (please indicate the data resources)
*December 24, 2014*

**Algebra 2**

solve for x: ax +by =c.
*December 16, 2014*

**Algebra 2**

write a quadratic function in vertex form. write the equation for the axis of symmetry of the parabola.
*December 16, 2014*

**Algebra 2**

for each function what is f(-2)? a. f(x)= 3x +5 b. f(x) = -5/2x -2
*December 16, 2014*

**Algebra 2**

what is the slope of each line? a. 2x-5y =3 b. 3x +2y =4
*December 16, 2014*

**Math**

5 rad = _____ degrees: Round to the nearest hundredth if necessary 5pi/8 = ________ degrees: Round to the nearest hundredth if necessary
*December 14, 2014*

**math**

A tree is 33 and one third ft tall. Why?
*December 11, 2014*

**algebra**

you produce 2000 brownies in a month you have a monthly cost of $1500. when you produce 4000 brownies your monthly cost is $2000. assume that each brownie has a constant amount answer the folloing questons : a. write down a linar equation that gives the cost amout , the ...
*December 11, 2014*

**Physics**

An 82.9 N box of clothes is pulled 28.2 m up a 20.7◦ ramp by a force of 117 N that points along the ramp. The acceleration of gravity is 9.81 m/s^2. If the coefficient of kinetic friction between the box and ramp is 0.29, calculate the change in the box’s kinetic ...
*December 10, 2014*

**Bio**

you were given 1.2*10^7 cells/mL solution. how many cells would be present in 100 microliters
*December 9, 2014*

**science**

Name the substance that makes bones flexible
*November 19, 2014*

**math**

An art teacher has 1 1/2 pounds of red clay and 3/4 pound yellow clay together. Each student in the class. How many students can get enough clay to finish the project.
*November 18, 2014*

**chemistry**

1. The combustion of acetylene is: 2 C2H2 + 5 O2 4 CO2 + 2 H2O ΔHo = -2511 kJ 11a. (5 pts) How much heat is produced if 85 g C2H2 is combusted with excess O2?
*November 18, 2014*

**math fractions**

Brent divided 3 1/5 by a number and got 4 1/2. What number did he divide by?
*November 15, 2014*

**Science**

What is Pi squared?
*November 12, 2014*

**Math Calc**

Let theta be an angle in the first quadrant, and suppose sin theta equals a. Evaluate sin(180 degrees + theta) in terms of a sin(180 degrees + theta) =
*October 24, 2014*

**Physics**

A camera falls from a blimp that is 744 m above the ground and rising at a speed of 15.5 m/s. Find the maximum height reached by the camera with respect to the ground. The acceleration of gravity is 9.8 m/s^2. Answer in units of m. PLEASE HELP SOON
*October 23, 2014*

**Math**

A glass of skim milk supplies 0.1 mg of iron and 8.2 g of protein. A quarter pound of lean red meat provides 3.75 mg of iron and 21 g of protein. If a person on a special diet is to have 7.36 mg of iron and 73 g of protein, how many glasses of skim milk and how many quarter-...
*October 18, 2014*

**Math**

Thanks Damon!
*October 18, 2014*

**Physics**

A charge of +2uC is placed at one end of a meter stick, a charge of -2uC is placed at the other end. Calculate the electric field strength at the 50 cm mark
*October 17, 2014*

**Math**

Thank You Steve
*October 16, 2014*

**Math**

Would this phrase the quotient of 2 and the sum of a number and 5 be expressed as (4 / 2) + (x + 5)? Any help would be appreciated. Thank You
*October 16, 2014*

**Chemistry**

Should add that this is the question as well, sorry: "Calculate the absorbances and using this and the measured molar absorptivity, predict the concentrations of iron(III) and therefore volumes of the 30 mg L–1 iron(III) standard solution required to make your ...
*October 14, 2014*

**Chemistry**

And then how do I get (3)? Is it a matter of going c = 3.11; where 0.15 mg in 50mL -> 0.15/50 = 0.003 = 3ppm. So 3.11mg/50mL = 0.0622 = 62.2 ppm?
*October 14, 2014*

**Chemistry**

I.e. Say for 20% T: A = - log (%T/100) = - log (20/100) =0.69897 = 0.699 Then using c = A/bc: c = 0.699/(0.225 x 1) = 3.11 Does that mean the amount for (2) is 3.11 mg L^-1?
*October 14, 2014*

**Chemistry**

Hi was looking to get some help with an experiment. Currently I trying to determine the amount iron in cereal. And was hoping to get some help with one of the questions I have been given. First off I am the recorded absorbance across the region 470 – 490 nm for the 3.00 ...
*October 14, 2014*

**Math**

Thank You Reiny
*October 13, 2014*

**Math**

If point A is located at (9, -2), which of the following points would be located 9 units away from point A? A. (9,-7) B. (1,-2) C. (9,-11) D. (9,-9) I believe this would be C (9,-11) would I be right? Thanks for the help.
*October 13, 2014*

**Spanish Work Check**

Can someone check my work and tell me if they're grammatically correct and such? Instructions: Be creative and write a sentence for each of the following verbs using the future simple tense. 1.(ella) Venir Ella vendrá mañana a mi casa. 2. (nosotros) limpiar ...
*October 13, 2014*

**statistics**

if you lose 10% a year, how much will be left of 2.44 million in 26 years?
*October 9, 2014*

**Separation of Racemate**

You have the racemate of a material. This material has an acid group as part of its structure. You also have a chiral base available. Design an experiment to separate the racemate into pure enantiomers. I have no ideas about this experiment and I need some ideas to start off. ...
*October 8, 2014*

**Chem Help Please!**

I only need help with the second question. Thanks!
*October 8, 2014*

**Chem Help Please!**

A material has an optical purity of 50%. How much of each of the enantiomers is present. The R enantiomer of a material has rotation of +35. what is the rotation of the S enantiomers.
*October 8, 2014*

**Chemistry**

A hot air balloon is filled with 1.23 × 106 L of an ideal gas on a cool morning (11 °C). The air is heated to 121 °C. What is the volume of the air in the balloon after it is heated? Assume that none of the gas escapes from the balloon.
*October 7, 2014*

**Chem Help Please!**

A + B ---> C + D ---> F + D
*October 5, 2014*

**Chem Help Please!**

You are carrying out a chemical process according to the equation below. If product C, which is the desired product can decompose to product F, how might you ensure that you stopped the reaction at the optimum point to ensure the maximum yield of C. Thanks!
*October 5, 2014*

**Math**

Is the answer 15 and 3/4?
*October 1, 2014*

**Math**

I added them because I wanted to figure out the total yardage. Just a guess on my part, I was wrong??? I am confused can you show me how I should have done it? Shoud I have subtracted?
*October 1, 2014*

**Math**

To try and figure out what he total yardage might have been
*October 1, 2014*

**Math**

Over 10 plays, a football team gained 63 yards. On 4 of the plays the team gained 0 yards, on 1 play the team lost 3 yards and on 1 play the team lost 6 yards. What was the team's mean gain, in yards, per play for the remaining plays. I did 63 plus 9 equals 72 divided by 4...
*October 1, 2014*

**Math**

THANK YOU SOOOOO MUCH MS. SUE YOU ARE THE BEST!!!!!!
*October 1, 2014*

**Math**

Can some people answer the math questions that were asked. I see none of them being answered. I just need someone to help me understand.
*October 1, 2014*

**Math**

Over 10 plays, a football team gained 63 yards. On 4 of the plays the team gained 0 yards, on 1 play the team lost 3 yards and on 1 play the team lost 6 yards. What was the team's mean gain, in yards, per play for the remaining plays? Could somebody PLEASE HELP ME! It'...
*October 1, 2014*

**Math**

Over 10 plays, a football team gained 63 yards. On 4 of the plays the team gained 0 yards, on 1 play the team lost 3 yards and on 1 play the team lost 6 yards. What was the team's mean gain, in yards, per play for the remaining plays?
*October 1, 2014*

**Math (Trig)**

Rewrite the following expression in terms of tan3x: (sin2x + sin4x)/(cos2x + cos4x)
*September 29, 2014*

**Chemistry**

Anyone know how to go about the problem? I don't know how to do it. Assume a professor has a daily special request for her coffee. She likes to have the 250.0 mL of coffee frozen at -15.0°C overnight and then wants it heated to 95°C when she gets there in the ...
*September 25, 2014*

**physics**

A car has a mass of 1500 kg. If the driver applies the brakes while on a gravel road, the maximum friction force that the tires can provide without skidding is about 7000 N. If the car is moving at 18 m/s, what is the shortest distance in which the car can stop safely?
*September 22, 2014*

**Physics**

As two boats approach the marina, the velocity of boat 1 relative to boat 2 is 2.20m/s in a direction 47.0 ∘ East of North. If boat 1 has a velocity that is 0.745m/s due North, what is the(magnitude and direction) of boat 2?
*September 21, 2014*

**calculus**

Q: Suppose that for all xE(0,5), f(x) is between 1+x and 3+sin((pi)(x)). Find lim x->2 f(x). Is this question related to the intermediate value theorem? It is confusing me, can anyone help out? I am not certain of what xE(0,5) is defining, is that a set of x values or am I ...
*September 21, 2014*

**Math**

Evaluate the function and simplify: f(x)=4x^2+3x-3; f(x-1)
*September 19, 2014*

**Math Help**

Evaluate the function and simplify: f(x)=4x^2+3x-3; f(x-1)
*September 19, 2014*

**Maths**

The school cafeteria serves tacos every sixth day and cheeseburgers every eight day. If tacos and cheeseburgers are served on the same day, how many days will it be before they are both on the menu again.
*September 17, 2014*

**Chemistry Urgent Help Please!**

Give two means other than crystallization from a solvent that may be used to purify an organic solid. Explain Pleaseeeee!!!!!!!!!!!!!
*September 16, 2014*

**Chem Extraction of Caffeine from Tea**

When doing your extraction you were asked to vent your extraction funnel occasionally during the extraction. Why? You were instructed not to shake the extraction layers too vigorously. Why? What type of compound could cause the layers not to separate cleanly? Thanks!
*September 16, 2014*

**Physics Help**

An airport tram carries passengers between two terminal buildings 500 m apart. The tram starts from rest and accelerations at 1.5 m/s^2 for 20 m. It then travels at a constant velocity for 450 m. Finally, it slows down for 30 m at an acceleration of 1 m/s^2 and comes to rest. ...
*September 15, 2014*

**Physics**

An airport tram carries passengers between two terminal buildings 500 m apart. The tram starts from rest and accelerations at 1.5 m/s^2 for 20 m. It then travels at a constant velocity for 450 m. Finally, it slows down for 30 m at an acceleration of 1 m/s^2 and comes to rest. ...
*September 14, 2014*

**Math**

Find how much interest $25,000 earns in 4 years in a certificate of deposit paying 8.5% interest compounded quarterly.
*September 13, 2014*

**chemistry**

suggest an alternative indicator for the standardization reaction. Explain the rationale behind your choice.
*September 13, 2014*

**chm**

how does CO2 affect the titer of a solution of NaOH ?
*September 13, 2014*

**Math**

Is the answer sixty?
*September 12, 2014*

**Math**

Matt made two types of pie: strawberry and blueberry. He cut all of the strawberry pies into 20 slices each and all of the blueberry pies into 15 slices each. If Matt cut the same total number of slices of each type of pie, what is the minimum number of slices of each type he ...
*September 12, 2014*

**Physics**

A ball is dropped from a roof of a building and strikes the ground in 3 seconds. If a second ball is thrown horizontally from the roof, it will hit the ground in:
*September 11, 2014*

**math**

Jack has $55.00 that's ten more than 1/3 of what Jill has how much does Jill have
*September 10, 2014*

** Math**

The density, d, of an object is given by the following formula, where m represents the mass of the object and V represents the volume of the object. Heather was asked to find the density of a brick given the mass in kilograms and the dimensions of the brick in meters. She ...
*September 8, 2014*

**ANALYTICAL CHM**

Describe the correct technique for reading the meniscus of a solution in the buret.
*September 6, 2014*

**math**

a square photo display is made up of 60 rows of 60 photos each. the area of each square photo is 4 square inches. how long is each side of the display board?
*September 4, 2014*

**Algebra 2. HELP**

Thankyou Mr.Damon :D
*September 2, 2014*

**Algebra 2. HELP**

Furniture Assembly: At the beginning of your 8 hour shift, there were 42 units of furniture that needed assembled. The number of units N that still need to be assembled during your shift can be modeled by n(t)=-3t +42 where t is the time in hours... 1. Graph the model 2. What ...
*September 2, 2014*

**algebra **

a cannon is 80 feet long. the muzzle velocity = 960 ft / sec. if fired strait up, what is the maximum height
*September 1, 2014*

**memphis school**

Two boats leave a dock at the same time, one goes eastward at 10miles per hour and the other goes north at 24miles per hour how miles apart are both boats after 3hours
*August 27, 2014*

**Precal**

How do I calculate a and b?
*August 23, 2014*

**Precal**

The number cis 75 + cis 83 + cis91 +...+ cis 147 is expressed in the form r cis(theta), where 0 <= theta < 360. Find theta in degrees. @Damon I didn't understand your reply to my post. Could you please explain it to me?
*August 23, 2014*

**Pre-cal**

nvm its 111
*August 23, 2014*

**Pre-cal**

I got 291 degrees. is that correct?
*August 23, 2014*

**Pre-cal**

How do I calculate a and b?
*August 23, 2014*

**Pre-cal**

I don't understand?
*August 23, 2014*

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