Monday
November 24, 2014

Homework Help: 12th Grade

Post a New Question | Current Questions

12th grade chemistry
Thanks for your answer DrBob. I am still stumped.The question I was asked to answer is Do acetic acid and stearic acid undergo controlled oxidation reactions? Explain why/why not and draw an equation to illustrate the answer.
Sunday, October 4, 2009 at 4:53pm

12th grade A.P. Economics
which of the following is the most essential for a market economy? 1.) functioning labor unions 2.) good government regulation 3.) active competition in the marketplace. 4.) responsible action by the business leaders. I think its choice no. 3, am i right?
Sunday, September 13, 2009 at 6:10pm

12th grade
which does suzuki in "hidden lessons" explore more thoroughly, the causes of children's negative or positive attitudes toward nature or the effects of these attitudes?
Tuesday, July 14, 2009 at 12:06am

12th grade English
How does Saki in "The image of the lost soul" use descriptions of places to reach desired effect in story? Can anyone tell me how? an example form the text would be helpful
Thursday, July 2, 2009 at 11:50am

12th grade
Penn Foster Examination #93051 Cooking Appliances I've gotten 16 out of 25 completed but I'll just post the whole exam to make sure I have THOSE right. Thanks for your help guys!
Saturday, May 23, 2009 at 4:13pm

12th grade
List 3 problems of Decentralized power that existed under the Articles of Confederation. For each problem, identify one solution that the Constitution provided to address the problem.
Thursday, February 5, 2009 at 9:54pm

12th grade Chemistry
Mix 5mL of 0,002M Fe(NO3)3; 3mL of H2O; and 3mL of 0,002M KSCN.... how can you find the initial concentration of Fe and SCN??
Sunday, January 11, 2009 at 6:49pm

12th grade IPT
i need to gather information about E-commerce and there are questions i don't get. such as, how is the communication system is used and discuss some situations in which the system is used?
Friday, December 5, 2008 at 7:03pm

12th grade science (food & nutrition)
Were doing a class debate on vegetarianism and i'm supporting vegetarianism (pro side) and i need 10 question to ask the con side (against vegetarianism). Don't really know how to start.
Sunday, November 23, 2008 at 7:48pm

12th grade chemistry
A piece of iron wire weighs 2.225g. It is dissolved in acid, which oxidizes the iron to iron(II), and made up to 250 mL. A 25mL sample required 31.0 mL of a 0.0185mol/L solution of potassium dichromate. Calculate the percentage of iron in the wire.
Monday, November 10, 2008 at 4:45pm

12th grade calculus
Let f(x)=[x^3-9x] [] --- absolute value a. does f'(x) exist? b. does f'(3) exist? c. does f'(-3) exist? d. determine all extrema of f.
Tuesday, November 4, 2008 at 11:22pm

12th grade calculus
find the lines that are tangent and normal to th ecurve at the point given 1. 2xy+piesiny=2pie (1, pie/2) 2. x^2cos^2y-siny=0 (0, pie)
Sunday, October 19, 2008 at 9:06pm

12th grade calculus
find points on the curve x^2+xy+y^2=7 (a) where the tangen is parallel to the x-axis adn (b) wehre the tangent is parallel to athe y-axis. (in this case, dy/dx is not defined, but dx/dy is. what value does dx/dy have at these point?)
Sunday, October 19, 2008 at 8:13pm

12th grade Physics
"If a skier coasts down a slope at an angle of 24 degrees below the horizontal, what is her acceleration if the force of friction is negligible?" I must have done this question 15 times, and still can't get the right anwser. Can anyone help me?
Monday, October 13, 2008 at 4:30pm

12th grade Physics
A bird accelerates from 5 m/s,north to 25 m/s,north in 4s. A) What is the bird's acceleration vector? B) How far and in what direction does the bird travel in this interval? C) What is the bird's average velocity?
Tuesday, October 7, 2008 at 6:58pm

12th grade Physics
In an experiment, a car taveling at 88m/s,west slams into a wall and comes to a halt in 0.75 seconds. What is the car's acceleration vector?
Tuesday, October 7, 2008 at 6:45pm

12th grade
If f(x)= 1/1-x Find the composition of f(f(x)). So I get 1/1-(1/1-x) I'm not sure if I am putting it in my calculator correctly because I keep getting a line. Is that right? If I put it in with the parentheses differently, I get the graph of f(x)=1/x. Does anyone know ...
Thursday, September 18, 2008 at 5:18pm

12th Grade Physics
Ben pulls a rope that is attached to a wagon with a magnitude of 300N. He pulls it in a way that te rope is at an angle of 30 degrees from the horizontal. The mass of the wagon is 2kg and the mass of Mike, who sits on the wagon, is 20kg. While the wagon moves to the right, the...
Thursday, August 28, 2014 at 10:35am

MATH
there are 400 students at smith Elementary school 1/4 of the students are in fourth and fifth grade, 1/10 of the students are in grade 3, 2/8 are in second grade and 2/5 are in first grade . How many kids are in each grade? (4th and 5th have an equal amount)
Monday, March 24, 2014 at 3:14pm

Math - PreCalc (12th Grade)
Which rectangular equation corresponds to these parametric equations? x = 0.2sec t and y = -0.25tan t A) 25x^2 − 16y^2 = 1 B) 25x^2 + 16y^2 = 1 C) x^2 − 16y^2 = 25 D) 25y^2 − 16x^2 = 1 E) 4x^2 − 16x^2 = 1
Monday, March 24, 2014 at 10:24am

Math - PreCalc (12th Grade)
If the distance covered by an object in time t is given by s(t) = 2t2 + 3t, where s(t) is in meters and t is in seconds, what is the average velocity over the interval from 2 seconds to 4 seconds? A) 15 meters/second B) 14 meters/second C) 13 meters/second D) 12 meters/second ...
Friday, March 21, 2014 at 12:01pm

Math - PreCalc (12th Grade)
Which statement about a uniform probability distribution defined on a given interval is true? A) The mean is always 0. B) The mean is always 1. C) The standard deviation is always 1. D) The mean is the midpoint of the interval. E) The standard deviation is equal to the width ...
Friday, March 21, 2014 at 11:05am

Math - PreCalc (12th Grade)
If the length of the minor axis of an ellipse is 6 units and the length of the major axis is 10 units, how far from the center are the foci located? A) 4 units B) 2 units C) √4 units D) √8 units E) 5 units
Wednesday, March 19, 2014 at 10:20am

math
Leila, Larry, and Cindy are running for 12th grade class offices. They will be named to the positions of president, vice-president, and secretary according to the number of votes each receives. The person with the most votes will be president, the person with the second-...
Thursday, May 9, 2013 at 3:01pm

math help please??
Patsy has cheerleading practice on every fourth school day. She wants to be in the school play, but they have practice on every sixth school day. If both started on September 5th, what would be the first date that she has to choose between cheerleading and play practice? LCM 4...
Wednesday, December 5, 2012 at 11:04pm

Physics
12th grade physics ap question. A baseball with a mass of 120 g is hit 21.8 m into the air. The ball is caught by the third baseman 2.5 m above the ground. What potential energy did the ball develop at its highest point? How much potential energy did it still have when it was ...
Wednesday, October 24, 2012 at 7:38pm

c++
Write a program that asks the user to input a grade that he or she received on an exam. The grade is an integer from 0 to 100 inclusive. The program should convert the numeric grade into the equivalent letter grade. Do the conversion by using a function Letter_Grade () that ...
Friday, May 18, 2012 at 10:53am

Physics (12th Grade)
In changing the state of a system from state A to state B adiabatically the work done on the system is 322 J. If 100 cal f heat are given to the system in bringing it from state A to state B, then what will be the work done on the system in this process?
Monday, April 9, 2012 at 12:41am

Math Lit
In a school there are 122 grade 8s, 105 grade 9s, 134 grade 10s, 109 grade 11s, 90 grade 12s. Express Each Class as a percentage of the whole school.
Sunday, February 5, 2012 at 2:42pm

math
paid before February 12th the social cost $2.00. If you paid at the door the social cost $5.00. Altogether, 110 students attended the social collecting a total of $454. How many students paid before February 12th and how many paid at the door?
Sunday, November 27, 2011 at 3:11pm

Physics 12th grade
A farm tractor is pulling 2 pieces of equipment east, with each piece of equipment 25 north and south of the x axis. If it takes 50,000 N of force on each chain to keep the equipment moving, then what is the total force of the tractor in the x direction?
Monday, September 26, 2011 at 6:34pm

Calculus 12th grade (double check my work please)
2- given the curve is described by the equation r=3cos ¥è, find the angle that the tangent line makes with the radius vector when ¥è=120¨¬. A. 30¨¬ B. 45¨¬ C. 60¨¬ D. 90¨¬ not sure A or D 2.) which of the following ...
Sunday, March 6, 2011 at 1:08am

12th grade
Firm A offer 40,000 salary with $2,000 increase evey year. FIRM B offer 38,500 salary with 5% increse every year. After how many year he will make same money?
Monday, December 6, 2010 at 11:20pm

12th grade
A farmer has 100 yards of fencing to form two identical rectangular pens and a third pen that is twice as long as the other two pens, as shown in the diagram to the right. All three pens have the same width, x. Which value of y produces the maximum total fenced area?
Thursday, December 2, 2010 at 4:52pm

12th Grade Calculus
1. a.) Find an equation for the line perpendicular to the tangent curve y=x^3 - 9x + 5 at the point (3,5) [* for a. the answer that I obtained was y-5 = -1/18 (x-3) ] b.) What is the smallest slope on the curve? At what point on the curve does the curve have this slope? c.) ...
Sunday, November 28, 2010 at 11:09am

12th Grade English
We have to find the synonym of the word in bold. I have a few choices but I'm stuck between two.. The words in bold are incumbent upon the phrase reads: incumbent upon all officials Deciding to choose between a) the duty of b) the term of office of
Sunday, November 21, 2010 at 9:52am

12th grade
Suppose an unknown substance has a melting temperature of 1,200 degrees Celsius and a density of 16.7 g/cm3. However, the different individual atoms that make up the element have very different melting temperatures and densities. The unknown substance is most likely a what?
Friday, November 19, 2010 at 1:30pm

12th grade
on the "aster flower." What time of year might be symbolized by the aster flower and the other images of plant life found in the poem? How do these images contribute to the overall mood of the poem?
Monday, November 8, 2010 at 11:43am

12th grade
Wheat is falling from a chute onto a level floor at a rate of 8pi ft3/min to form a conical pile. If the height of the pile is always equal to the radius of its base, at what rate is the radius increasing when the pile is 8 ft deep?
Saturday, November 6, 2010 at 7:03pm

12th grade
You're riding on a train that's moving at 50 km/h, and you roll a ball down the aisle at 2 km/h in the same direction as the train is moving. If a person standing on the ground near the train track could see the ball, how fast would it appear to be moving?
Tuesday, November 2, 2010 at 5:52pm

12th grade
A person standing at the edge of a seaside cliff kicks a stone over the edge with a speed of 13 m/s. The cliff 42 m above the water’s surface With what speed does the stone strike the water? Answer in units of m/s..
Wednesday, October 27, 2010 at 10:29pm

12th Grade Calculus
When a ball is thrown straight down from the top of a tall building, with initial velocity 30 ft/sec, the distance from the release point at time t in seconds is given by s(t)=16t^2+30t. If the release point is 300 ft above ground, what is the velocity of the ball at the time ...
Wednesday, October 27, 2010 at 6:19am

12th grade-chemistry
what mass of lead (ii) iodide (pbl2, mass=461 amu)is precipitated by the addition of an excess of potassium iodide (ki, mass=166 amu)to 50.0 ml of 0.60 m lead (ii) nitrate (pb(no3)2, mass=331.2 amu)?
Wednesday, October 20, 2010 at 12:53pm

12th grade
A certain parallel plate capacitor consists of two identical aluminium plates each of area 2times 10^-4 m^2.the plates are seperated by a distance of 0,03mm, with air occupying the space between the plates. 1-CALCULATE THE CAPACITANCE OF THE CAPACITOR. AND 2-CALCULATE THE ...
Sunday, October 10, 2010 at 7:27pm

12th grade
The length of a rectangular floor is 2 feet more than its width. The area of the floor is 168 square feet. Kim wants to use a rug in the middle of the room and leave a 2 foot border of the floor visible on all sides. What should the length (the longer side) of the rug be?
Friday, September 24, 2010 at 10:36am

12th grade maths
make x the subject y=r-qp/(x) is the ans x=-qp/(y-r) make the subject (p) p+3=qp+r/(2) is the ans p=r-6/(2-q)
Tuesday, September 7, 2010 at 12:54pm

12th grade maths
just like to check if ive got these right. if not can you help?? make the subject (q) p(q+r)=2(q-p) ans q=pr+2p/(2-p) make the subject (p) p+3=qp+r/(2) ans p=r-6/(2-q) make the subject (r) p(r-q)=2+3(q-r) ans r=2+3q+pq/(p+3) make the subject (x) y=r-qp/(x) ans x=r-qp/(y)
Monday, September 6, 2010 at 4:44pm

12th grade maths
just like to check if ive got these right. if not can you help?? make the subject (q) p(q+r)=2(q-p)ans q=pr+2p/(2-p) make the subject (p) p+3=qp+r/(2) ans p=r-6/(2-q) make the subject (r) p(r-q)=2+3(q-r) ans r=2+3q+pq/(p+3) make the subject (x) y=r-qp/(x) ans x=r-qp/(y)
Monday, September 6, 2010 at 4:42pm

12th grade
The length of a rectangular floor is 2 feet more than its width. The area of the floor is 168 square feet. Kim wants to use a rug in the middle of the room and leave a 2 foot border of the floor visible on all sides. What should the length (the longer side) of the rug be?
Wednesday, July 21, 2010 at 8:15am

12th grade
The Swiss franc is selling for $.7681 and the British pound is selling for $1.6581. The cross rate between the franc and the pound is? I figured out 2.16 but I have so much scribling over it I cant now refigure it out with our gettting it correct again. Can someone simplify ...
Wednesday, May 12, 2010 at 10:47pm

12th grade
a tortoise and a hare are running in a race you are asked to prepare graps similar to those in your reading material to graph the progress of each animal during the race. as in the text, distance is the vertical scale of your graph and time is the horizontal scale. the ...
Wednesday, February 24, 2010 at 3:07pm

12th grade
In a TV set, a beam of electrons is shot horizontally from the rear of the TV tube toward the screen with a speed about 1x10^7 m/s. If the distance from the rear of the TV set to the front is .5m, approximately how far do the electrons drop because of the gravity as they move ...
Wednesday, February 17, 2010 at 11:59pm

Math - average grade
Does anyone know how to calculate average point grade? I have the following data: grade D - 2 students - 4,9 percent grade C - 6 students - 14,7 percent grade B - 12 students - 29,2 percent grade A - 21 students - 51,2 percent What is the average grade? This is NOT my homework...
Wednesday, February 17, 2010 at 10:32am

12th grade
The legnth of a rectangular floor is 2 feet more than it's width. The area of the floor is 168 square feet. Kim wants to use a rug in the middle of the room and leave a 2 foot border of the floor visible on all sides. What should the legnth of the rug be?
Tuesday, January 19, 2010 at 4:25pm

12th grade
Decide whether each of the following is a characteristic of the North-Puritanism,South-Gentleman planters or both the north and the south. Came to America to find freedom to worship and the promised land - The North-Puritanism; The South-Gentleman Planters; or Both.
Tuesday, December 29, 2009 at 1:38pm

12th grade AP Politics
What are some of the illegal ways to add amendments to the Constitution? Why are these ways prefered rather than the legal methods? Please help...I found the legal ways but don't know the illegal one. I have searched google but they don't have any answer. Thank you!!!
Monday, November 30, 2009 at 11:12am

12th grade (Physics)
A highway is to be built between two towns, one of which lies 44.0 km south and 74.0 km west of the other. What is the shortest length of highway that can be built between the two towns, and at what angle would this highway be directed?
Wednesday, October 21, 2009 at 1:49pm

12th grade
i have to write my essay about "the wife of Bath's tale" and first i need to explain how " the wife of Bath's tale"' can be read as both a pro-feminist and an anti-feminist stroy" second, provide an arguemtn as to which I believe the story ...
Monday, October 5, 2009 at 1:34am

12th grade
prove that normal to plane containing 3 points whose position vectors are a vector,b vector,c vectorlies in direction addition of cross product of vectors b and c and cross product of vectors c and a and cross product of vectors a and b
Tuesday, September 22, 2009 at 9:54am

12th grade Social Science
Can anyone help me with these questions? How was the culture of the Baby Boom so different from that of previous generations? Why are members of Generation X frustrated with Baby Boomers? What are some of the important impacts of Generation Y on the economy? What are the main ...
Monday, July 6, 2009 at 2:17pm

12th grade- Social Science
I need help in making a hypothesis statement for a certain topic, I chose at school. Can anyone give me an example of one? Here is the format, my teacher wants: (The - represents the boxes, he put for each) TOPIC: - - OVERVIEW OF TOPIC: A brief description about your topic...
Friday, July 3, 2009 at 1:08pm

12th grade
Okay I am doing a report on Thurgood Marshall. I am to a part where I am writing a little about his presidential nominations. Please help me on this! What exactly is a second court of appeals judge's job? What about a Supreme Court Justice? I am trying to say maybe a ...
Wednesday, April 29, 2009 at 9:28pm

12th grade
how to fid g(4), g'(4) and g''(4) when graph of the function f shown above consist of six line segments. Let g be the function given by g(x))=___ f(t) dt. The ___ is form like f with an x variable at the right top corner and a 0 in the right low corner.
Thursday, April 23, 2009 at 12:48am

12th grade
it takes bill 4 hours to paint a house. it takes john 7 hours to paint the same house. how long does it take to paint the house if they painted it together.
Thursday, April 9, 2009 at 9:18am

12th grade Math-statistics
The annual sales, in millions, for 28 toy department stores is listed. A)Calculate the mean and standard deviation of the data. Answer to the nearest tenth. B) Calculate the percent of sales to the nearest whole number, that are: i)within one SD of the mean ii)within two SD of...
Friday, December 12, 2008 at 11:22pm

12th grade
A Lesson Before Dying " I had gone to barbershops;I had stood on street corners, and i had gone to many suppers in the quarter.But i had never really listened to what was being said.Then i began to listen, to listen closely to how they taked about their heroes, how they ...
Wednesday, December 3, 2008 at 3:01pm

12th grade
Hey I have an exam tomorrow and I cant understand this things.. Help me please .. 1: Derivative using the limit concept 2: Determine a Derivative using the theorems. 3:Evaluate velocity at the beginning and at the end 4: Using implicit derivation and find the normal and the ...
Tuesday, October 7, 2008 at 12:28am

12th grade Physics
A stone is dropped in water from a bridge 44 cm above the water. Another stone is thrown straight down 1.0 s after the first one dropped. Both strike the water at the same time. What was the initial speed of the second stone?
Wednesday, October 1, 2008 at 8:32pm

12th grade
I am stuck on my thesis statement. I am to write a paper about my strengths and weaknesses as a writer. Topic: writer Point:strenghts and weaknesses examples so far The following are my strengths and weaknesses as a writer. I will discuss my strenghts and weaknesses as a writer.
Tuesday, September 30, 2008 at 7:52pm

Math
Find the 12th term of the arithmetic sequence 2, 6, 10, … .
Tuesday, June 17, 2014 at 8:47pm

Math, Geometry
The percent grade of a highway is the amount that the highway raises or falls in a given horizontal distance. For example, a highway with a four percent grade rises 0.04 mile for every 1 mile of horizontal distance. a. How many feet does a highway with a six percent grade rise...
Friday, April 4, 2014 at 5:01pm

Math - PreCalc (12th Grade)
Which statement is true for any linear system of two equations in two variables? A) The system is independent if the slopes of the two lines are equal. B) The system is inconsistent if the y-intercepts of the two lines are equal. C) The system is independent if the graphs of ...
Thursday, March 20, 2014 at 12:24pm

Math - PreCalc (12th Grade)
Which combination of limit properties is required to evaluate this limit? lim x->((24/x)-2x+2)^3 A) sum, difference, product, root B) sum, difference, product, power C) sum, difference, quotient, power D) sum, difference, quotient, root E) A limit does not exist.
Thursday, March 20, 2014 at 12:24pm

math(QUESTION)
Suzan has a 69 as her grade in a class. If she does a quiz worth 9% of her grade what will her grade be?
Friday, March 7, 2014 at 11:13am

math
It says sam test scores for the making period were 60,89,83,99,95,60 Suppose that sams teacher decided to base the marking period grade on the mean. What grade would sam earn? Do you think this is a fair grade explain your reasoning?
Monday, January 27, 2014 at 8:19pm

5th grade math
In the fourth grade class at Baker Elementary, 9 students are left-handed. The fifth grade has 7 left-handed students and the sixth grade has 6. The number of students in the fourth grade is 3 times the number of left-handed students in the class. The sixth grade has 3 more ...
Sunday, December 1, 2013 at 8:35pm

12th grade MATH
1.)A picture 8 in. by 12 in. is placed in a frame which has a uniform width. if the area of the frame is equal to the area of the picture, find the dimension of the frame (8+2x)(12+2x)-96 = 96 (8+2x)(12+2x)=96+96 96+4x(2)=192 4x(2)=192-96 4x(2)=96 x(2)=96/4 x/2=24/2 x=12 is it...
Monday, October 7, 2013 at 9:04pm

Math
Approximately 15% of the students in ST130 obtain A grade. If 3 students are selected at random, find the probability that a)all of them obtain A grade in ST130. b)Exactly 2 obtain A grade in ST130. c)at least one obtain A grade in ST130
Tuesday, August 27, 2013 at 4:26am

Quantitative Methods
What will be the 12th and 77th terms in the series 10, 12, 14, 16, ?
Friday, June 14, 2013 at 10:35am

math
An elementary school collected a total of 240 cans during a food drive. Grade 3 students collected 1/3 of all the cans grade 4 students collected 52 cans, and the rest of the cans were collected by grade 5 students. How many cans did grade 5 collect? A.28 B.80 C.108 D.188
Friday, March 29, 2013 at 11:34pm

statistics
The grades on the final examination given in a large organic chemistry class are normally distributed with a mean of 72 and a standard deviation of 8. The instructor of this class wants to assign an “A” grade to the top 10% of the scores, a “B” grade to the...
Sunday, March 24, 2013 at 5:22pm

math
write 3.85 x 10 to the negative 12th in scientific notation
Tuesday, March 5, 2013 at 4:42pm

12th science
How will you prepare potassium per magnate.
Saturday, February 9, 2013 at 8:12pm

Math
A coffee dealer mixed 12 pounds of one grade coffee with 10 pounds of another grade of coffee to obtain a blend worth $54. He then made a second blend worth $61 by mixing 8 pounds of the first grade with 15 pounds of the second grade. Find the price per pound of each grade.
Sunday, October 21, 2012 at 12:23pm

12th science (mathbio) biology
Two plants biological information
Thursday, October 18, 2012 at 4:14am

Mathbio in 12th science
When particle revolves with uniform speed on a circular path a)no force act on it b)no excellaration acts on it c)no work is done on it d)its velocity is constant answer this mcq
Thursday, October 18, 2012 at 12:54am

Mathbio in 12th science
When particle revolves with uniform speed on a circular path a)no force act on it b)no excellaration acts on it c)no work is done on it d)its velocity is constant answer this mcq
Thursday, October 18, 2012 at 12:21am

Math (12th)
What are the next three terms of the geometric sequence 32, -16, 8, …?
Thursday, September 27, 2012 at 7:12pm

Math (12th)
What are the next three terms of the arithmetic sequence -18, -13, -8, -3,…?
Thursday, September 27, 2012 at 7:11pm

Math (12th)
What is the common difference in the arithmetic sequence 30, 27, 24, 21, 18, ...
Thursday, September 27, 2012 at 7:11pm

Math
This isn't a question for math homework but i have a really low grade in math and i want to raise it up. What can i do to get my grade up because i am getting progress reports on Monday and i want to get a really good grade.PLEASE HELP!!!!
Thursday, September 20, 2012 at 8:59pm

12th Grade world history
With regards to the mining and agriculture industry, in the nineteenth century, which of the following statements is false? A. Large companies tried to be paternalistic to keep workers from rebelling B. Specialization became more common C. Private investment grew D. Reliance ...
Saturday, August 25, 2012 at 1:42am

English, novel, ivanhoe
How is the late 12th century depicted by Sir Walter Scott, and do you find his interpretation realistic or purely fictitious? On what do you base your conclusions?
Sunday, May 13, 2012 at 9:50am

maths
calculate the 16th term of an arithmatic progression he its fifth term is 6 and its 12th is 41.
Monday, April 9, 2012 at 1:46pm

Physics (12th Grade)
An air bubble of volume 15 cc is formed at a depth of 50 m in a lake. If the temperature of the bubble while rising remains constant then what will be the volume of the bubble at the surface?(Given: g=10 m/s2 & atm. pressure = 1.0 * 100000 Pa) * Physics - Elena, Sunday, April ...
Monday, April 9, 2012 at 12:24am

ap
in an AP, if the 5th and 12th terms are 30 and 65 respectively. what is the sum of first 20terms
Thursday, March 1, 2012 at 11:43pm

arithmetic
in an AP, if the 5th and 12th terms are 30 and 65 respectively. what is the sum of first 20terms
Thursday, March 1, 2012 at 1:28pm

12th bio.
male ke sperm ka stracther
Tuesday, February 21, 2012 at 6:10pm

Math
The 3rd and 12th terms of an arithmetic progression are 12 and -24 respectively. What is the 50th term?
Monday, February 6, 2012 at 11:07am

math
he 12th term in a geometric sequence is 49 and the 14th therm is 2401, find the 15th term
Sunday, December 18, 2011 at 2:26pm

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