# Short answer find the quotient 6x^3-x^2-7x-9 ------------ 2x+3

143,010 questions, page 946

A sperms whale can stay under water 7 times as long as X minutes more than a platypus can. Write an equation that states the relationship of the minutes these two mammals can stay under water. Sperm whale - 112 Platypus - 10 my answer is 7*X+10 X=112 Did I

asked by jamar on January 8, 2015
2. ## math/phys

someone tell me why this answer is wrong...u are given final wavelength of 0.0022 nm, u want to solve for the intial wavelength using the compton scattering equation which is final wl -intial wl= 0.002426(1-cos(theta)) theta is 45 degrees. so initial w.l.

asked by paul on December 9, 2015
3. ## french

answer this question using a form of 'venir de': Vous avez lu une histoire à Marie-Claire? How's this: Oui, nous venons d'avoir lire une histoire à Marie-Claire. ..I'm not sure about the "avoir lire" part. should one of those verbs be conjugated??

asked by Anonymous on March 10, 2009
4. ## Chemistry

I have to do a lab on equilibrium, where you have to transfer water with two different sized straws, and answer questions based on that the questions are about the significance of where there is a flat line on the graph, and the significance of the point

asked by Al on March 19, 2015
5. ## Chemistry

Calculate the Ecell for this reaction 3HClO2(aq) +2Cr3+(aq) + 4H2O(l) -> 3HClO(aq) + (Cr2O7)2–(aq) + 8H+(aq) I thought Cr + e -> Cr2O7 is the cathode and 3HClO2 -> 3HClO + e- is the anode. Using Ecell = Cathode - Anode I get -0.31, but the answer I

asked by RZeal on June 10, 2012
6. ## Computer Viruses

A virus that infects an application program is known as a _________. a) boot sector virus b) macro virus c) Trojan horse d) file virus From what I understand, both macro viruses and file viruses affect application programs such as Word and Excel. So which

asked by Jean on March 7, 2010
7. ## CHEMISTRY

*Consider a 0.15 m strontium chloride aqueous solution. a. Determine the molality (in m) of all solutes in the solution. Assume that strontium chloride completely ionizes when dissolved in water. All solutes means all cations and anions. The molality that

asked by JENNIFER on March 3, 2017
8. ## math

The track at Oak Middle School is 14 of a mile for each lap. Jacob walked around the track and completed 7 laps in 30 minutes. What is the unit rate of Jacob's speed? Answer Choices 1.75 miles per hour 3.5 miles per hour 4.28 miles per hour 14 miles per

asked by Cevanna on November 19, 2018
9. ## MATH

Using the proportion rule to solve this problem-is this correct? Enrollment in the Ski/Snowboard Club increased by 30% this year. There are now 182 students in the club. How many students were there last year? 182x100=18200/30=607 607-182=425 answer 425

asked by Amie on March 31, 2016
10. ## chemistry

I have to do a lab on equilibrium, where you have to transfer water with two different sized straws, and answer questions based on that the questions are about the significance of where there is a flat line on the graph, and the significance of the point

asked by alyssa on March 19, 2015
11. ## College Algebra

1.Answer the following for the given quadratic function. f(x) = -2x^2 - 8x - 13 (a) does the graph of f open up or down? (b) what is the vertex (h,k) of f? (c) what is the axis of symmetry? (d) what are the intercepts? (e) how is the graph suppose to look

asked by Kameesha on August 4, 2012
12. ## chemistry

How many moles are in 13grams of C6H6. should this question be broken down into its imperical formula (CH)6 and calculate the number of moles of CH and multiply by 6 or calculate the gram molecular wt of C6H6 and divide it into 13 grams? I took 13 grams

asked by richard on January 23, 2010
13. ## math help please !!!

i really neeed help, i have no idea how to answer this question ! i tried everything i know! A stone is thrown off a cliff. it reaches a maximum height of 30m after 2 seconds, then falls into the water below. it hits the water after 5 seconds a) how high

asked by melissa on May 17, 2011
14. ## Physics

A small cork with an excess charge of +6.0 μC (1 μC = 10^-6 C) is placed 0.12 m from another cork, which carries a charge of -4.3 μC. a. What is the magnitude of the electric force between the corks? b. Is this force attractive or repulsive? c. How many

asked by Luke Skywalker on March 7, 2014
15. ## Physics

A bullet of mass is fired horizontally with speed at a wooden block of mass resting on a frictionless table. The bullet hits the block and becomes completely embedded within it. After the bullet has come to rest within the block, the block, with the bullet

asked by Eden on October 18, 2010
16. ## Geometry

So the directions say: Provide a counterexample to show that each statement is false. You can use words or make a diagram. These are the two questions that I'm stuck on: 1. If a line lies in a vertical plane, then the line is vertical 2. If x^2=49, then

asked by rose.marie on September 5, 2018
17. ## Chemistry

How much heat does your body lose when 3.05 g of sweat evaporates from your skin at 25 ∘C? (Assume that the sweat is only water.) The heat of vaporization of water at 25 ∘C is 44.0 kJ/mole. Answer: 3.05g H2O*1mol/18.015gH2O= 0.169mol H2O

asked by Baonhia Vang on March 26, 2017
18. ## math

Suppose that Bill orders 8 pizzas, each with pepperoni (and possibly other toppings as well), and Howard orders 6 pizzas, each with sausage (and possibly other toppings as well). Without knowing precisely how many pizzas were ordered in total, what is the

asked by M.A. on September 23, 2010
19. ## math

Suppose that Bill orders 8 pizzas, each with pepperoni (and possibly other toppings as well), and Howard orders 6 pizzas, each with sausage (and possibly other toppings as well). Without knowing precisely how many pizzas were ordered in total, what is the

asked by M.A. on September 23, 2010
20. ## how about his one

-7+ 5x = 10x-2? im not sure I know its -1, but im not sure how. -7 + 5x = 10x - 2 Since we need to get the unknowns on one side and the knowns on the other side and change their signs: 5x - 10x = 7 - 2 -5x = 5 x = -1 wait how did you what number did you

asked by chrissy on August 1, 2007
21. ## math

1. What is the greatest common factor of: 2x2x5x7x7 2x5x5x7x7 a. 2x5 b. 2x5x7 c. 2x5x7x7 d. 2x2x5x5x7x7 e. 2x2x2x5x5x5x7x7x7x7 2. What is the least common multiple of: 3x3x5x5x5x7 2x3x5x5x7x7 a. 2 b. 5x5x7 c. 3x3x5x5x5x7 d. 2x3x3x5x5x5x7x7 e.

asked by Tomas on October 6, 2013
22. ## Physics

The efficiency of a pulley system is 47 percent. The pulleys are used to raise a mass of 47 kg to a height of 7.0 m. The acceleration of gravity is 9.81 m/s 2 . What force is exerted on the rope of the pulley system if the rope is pulled for 28 m in order

23. ## math

a new car depreciated by 20% in its first year. each succeeding year it depreciated by 10% assume the car is still in good working condition after 10 years. if the car costs \$25,000 calculate the value of the car after 10 years. express your answer to the

asked by rio on December 23, 2010
24. ## Government.

The main reason why the Constitution dealt specifically with the crime of treason was that: A. The framers wanted to prevent all treason in order to protect the democracy. B. Treason was not considered a serious crime before the Constitution was written.

asked by Jonathan on April 21, 2009
25. ## Science

Hey! so, I was just wondering if someone could check a few of my answers. 1. during what phase of the moon can a lunar eclipse occur? A. New moon B. First Quarter C. Waxing gibbous D. Full moon* 2. Which of the following is the smallest possible amount of

asked by lol on May 5, 2017
26. ## Math

A pine tree stands 10 meters tall but due to a windstorm it is leaning at a 60 degree angle with the ground. Find an exact expression for the length of the shadow of the tree when the sun is directly overhead.

asked by Peach on November 17, 2014
27. ## physics

hi, if anyone could give me any sort of help on how to solve this problem i would greatly appreciate it. thank you. A 2.66 kg object placed on a frictionless horizontal table is connected to a string that passes over a pulley and then is fastened to a

asked by miranda on September 13, 2009
28. ## calculus

You are given the four points in the plane A = (-3,7), B = (-1,-6), C = (4,6), and D = (6,-1). The graph of the function f(x) consists of the three line segments AB, BC and CD. Find the integral interval -3 to 6 f(x)dx by interpreting the integral in terms

asked by Anonymous on November 17, 2011
29. ## Physics

After a shipwreck, a solid steel spoon lies at the bottom of the ocean, 5.75km below the surface. What's the water pressure at that depth? Find the fractional volume change in the spoon due to compression forces.

asked by Jaclyn on December 12, 2011
30. ## physics

The drawing shows a person (weight W = 580 N, L1 = 0.849 m, L2 = 0.410 m) doing push-ups. Find the normal force exerted by the floor on each hand and each foot, assuming that the person holds this position.

asked by chelsea on November 11, 2011
31. ## math correction

heres another problem can someone correct it for me... find the median of: 8,10,26,23,31,34 This is what i did i place them in order from smallest to larger number then i made both sides equal so then i am left with two numbers in the middle wihich would

asked by student on July 13, 2007
32. ## math

PLEASE I NEED HELPPPPP.. i have many exercises like that, just want to know where to start thanks. f(x)= x^3+2x^2-x-2 / x^2+x-6 find: 1. domain 2. symmetry or not 3. determine if f(x)is: a)in lowest trem b)proper/improper 4. x-intercepts, y-intercepts 5.

asked by leticia on March 1, 2011
33. ## calc

A window consists of a rectangular part of height h surmounted by a semicircle of radius r. The perimeter of the window is held constant at 10 feet, but h and r are allowed to vary. Find an expression for the rate of change of h with respect to r.

asked by jump on September 30, 2012
34. ## Trigonometry

Okay. Love the no help, now he thinks I'm stupid. My friend Nick is quizzing my on stuff I don't know. like this Given: A= 10km S30degreesW and B= 15km S40degreesW Find the resulting vector (magnitude and direction) of the combined vectors Please just

asked by Alex on December 7, 2016
35. ## Physics

A partide of mass m moves along a trajectory given by x= a cos δ1 t and y = asinδ2 t . Find rand y component of the force acting on the patde, potential energy, kinetic enenev of the partide and hence show that the total energe E= KE + PE =1/2 m(a*2

asked by jan on March 13, 2016
36. ## Calculus

Sketch the region enclosed by the given curves.? Decide whether to integrate with respect to x or y. Then find the area of the region. 2y=3(x^(1/2)) , y=4, and 2y+3x=6 I have been working on this problem for the past 3 hours with a friend and we have just

asked by GM on July 10, 2012
37. ## physics

An AC voltage of the form Δv = (100 V) sin(1000t) is applied to a series RLC circuit. Assume the resistance is 400 , the capacitance is 4.60 µF, and the inductance is 0.500 H. Find the average power delivered to the circuit. W

asked by chan on December 2, 2013
38. ## algebra

If \$32,500 is invested at 69% for 3 years find the future value if the interest is compounded the following ways. annually, semiannually, quarterly, monthly, daily, every minute (N-525,600) continuously, simple (not compounded. Thank you for your time.

asked by Mary Ann on May 14, 2014

Help!!!! I can't find these answers anywhere and I don't have a science text book. 1. A tough outer covering that lies right outside the cel membrane. 2. A twisted membrane with portions that break off to form vesicles that tranport materials.

asked by Eryn on December 8, 2009
40. ## math

ATM personal identification number PIN codes typically consist of four-digit sequences of numbers. Find the probability that if you forget your PIN, you can guess correct sequence if you recall the two digits

asked by Anonymous on August 25, 2014
41. ## mth

PLEASE I NEED HELPPPPP.. i have many exercises like that, just want to know where to start thanks. f(x)= x^3+2x^2-x-2 / x^2+x-6 find: 1. domain 2. symmetry or not 3. determine if f(x)is: a)in lowest trem b)proper/improper 4. x-intercepts, y-intercepts 5.

asked by leticia on March 1, 2011
42. ## physics

The drawing shows a person (weight W = 580 N, L1 = 0.849 m, L2 = 0.410 m) doing push-ups. Find the normal force exerted by the floor on each hand and each foot, assuming that the person holds this position.

asked by chelsea on November 11, 2011
43. ## Physics

A partide of mass m moves along a trajectory given by x= a cos δ1 t and y = asinδ2 t . Find rand y component of the force acting on the patde, potential energy, kinetic enenev of the partide and hence show that the total energe E= KE + PE =1/2 m(a*2

asked by fatma999 on March 12, 2016
44. ## mathematics

1. area of a triangle having autitude=7 cm and bass= 4 cm is : ??? 2. supplimentry angle of 84: ?? 3. a boy is asked to run 12 times around a rectangular field measuring 35m by25m find the total distance boy ran. Thanks

asked by rebecca bhutto on May 12, 2010

Please help me. I just finished the Road by Cormac McCarthy and I really need help. I am so confised by this book, and I have to find the Plot, Setting and how it affects the story, Characters and how they differ, Literary devices used in this book, and

asked by Anonymous on July 28, 2009
46. ## calculus

find the function that is finally graphed after the following transformations are applied to the graph of y=square root x in the order listed. a. reflected about the y-axis b. shift down 3 units c. shifht left 9 units please show work

asked by help on December 13, 2012
47. ## Calculus

Find the volume of the solid of revolution obtained by revolving the plane region R bounded by y= x^5, the y-axis, and the line y=3 about the x-axis So far: y=x^5 is equal to x=5th root y. I've plugged that in to pi(r^2)h, and got V = pi ∫[0,3] y^(2/5)

asked by James on December 2, 2016
48. ## physics

our class was given an extra credit assignment where we have to design a mobile that has both the net forces and torques = 0. i have all of the masses know i just don't know how to find radii. no two masses can be in the same position nor can they be at

asked by anne on July 3, 2009
49. ## beast mode question

Beastmode Question You see me twice a minute, thrice an hour and geometrically equal to the time elapsed. If the sun rise at x m/sec and the cloud run through the sky at y m/sec, find the maximum RADIUS OF THE EARTH.

asked by zeff on October 6, 2016
50. ## algebra

Write and solve an inequality to find the approximate circumference of Earth using the following information - the 4 million miles of public roads in the U.S. would: Reach to the moon and back more than eight times, circle the globe more than 157 times

asked by Ashley on September 29, 2010
51. ## Physics

A uniform rectangular sign of width 47.6 cm, height 25.0 cm, and negligible thickness hangs vertically from supporting hinges attached at its upper edge. Find the period of small-amplitude oscillations of the sign.

asked by Steve on April 24, 2012

i know that this isnt really a homework question but i do know alot of people from connexus are on here. If i want to unenroll from Indiana conenctions acadamy, can i unenroll in the next 9 weeks or do i have to wait until next semester. My parents wont

asked by Emma on October 5, 2016
53. ## Trig

A Person is riding a bike with wheels that have a 14 inch radius at 15 mph. The bicyclist rides over some gum which sticks in the tire, assume this is t=0. 1. Find a function that gives the height in inches above the ground of the gum, with input is second

asked by Nate on March 30, 2011
54. ## physics

Two speakers, one at the origin and the other facing it at x = 1.04 m, are driven by the same oscillator at a frequency of 642 Hz. If the speed of sound is 343 m/s, find the following. I know the wavelength is .53 m how do I do b? (b) the location of a

asked by titu on April 18, 2015

A parallel condenser of 0.8F is to be constructed using sheets of tin foil each 30cm.25cm and separated by a paraffin waxed paper 0.015cm thick of dielectric constant Find how many sheets of metals are required?

asked by angy on April 12, 2016
56. ## social studies

Where can I find a good, reliable source on the internet about the Bermuda Triangle? I would like a PDF with at least a few pages and I specifically am looking for scientific explanations. Sites that end with edu or gov would be great. I have been

asked by Ray on December 3, 2013
57. ## statistics

a survey from teeneage research unlimited found that 30% of teenage consumers receive their spending money from parttime jobs. If 5 teenagers are selected at random, find the probability that at least 3 of them have part time jobs

asked by samuel on March 22, 2017
58. ## Physics

Four forces act on a hot-air balloon, shown from the side in the figure below. Find the magnitude and direction of the resultant force on the balloon if F1 = 5050 N, F2 = 1450 N, F3 = 950 N, and F4 = 4200 N. ________° clockwise from F2

asked by nik on October 17, 2012
59. ## calculusI

If \$700 is borrowed at 8% interest, find the amounts due at the end of 2 years if the interest is compounded as follows. i know how to solve this problem but i don't know what to plug in for n in the formula for finding the amount quarterly and hourly. plz

asked by britteny on October 16, 2007
60. ## Math (Elementary Linear Algebra)

Find the general flow pattern of the network. 20x(4) |/ 80

asked by Sara on January 31, 2017
61. ## economics

Given demand curve of the monopolist :Q=30-0.3P,& given the cost function C=2Q2+20Q+10, a)find the profit maximizing level of output &price b)determine the max possible profit. c)check for the 2nd order condition.

asked by jara on March 29, 2017
62. ## statistics

Below are 36 sorted ages of an acting award winner. Find P10 converting a percentile to a data value 17 21 22 22 22 23 24 30 31 33 37 38 38 42 43 44 45 47 47 50 51 53 54 54 54 54 55 60 64 65 67 69 71 71 72 76 78 I am not sure how this system works and I

asked by slomo on February 13, 2015
63. ## Algebra

The table shows how much an air-conditioning repair company charges for different numbers of hours of work.graph the data and find the and y-intercept from the. then write the equation for the grap intercept formh in slope

asked by ernest on May 4, 2016
64. ## math

Find the volume of the figure. the figure is in the website below. For calculations involving π, give both the exact value and an approximation to the nearest hundredth of a unit. Let d = 8 and h = 18. www.webassign.net/aufexc3/7-4-002-alt.gif

asked by rob on December 7, 2018
65. ## circuits

a parallel RLC bandpass circuit with C=10nF and Q=10 has a center frequency of 500 krad/s. Find R,L and the two cutoff frequencies. Can you design this circuit using a cascade connection of two first-order filters separated by a follower?

asked by alice on April 20, 2009
66. ## Physics

A partide of mass m moves along a trajectory given by x= a cos δ1 t and y = asinδ2 t . Find rand y component of the force acting on the patde, potential energy, kinetic enenev of the partide and hence show that the total energe E= KE + PE =1/2 m(a*2

asked by jojo on March 13, 2016
67. ## calculus

If a rock is thrown upward on the planet Mars with a velocity of 13 m/s, its height in meters t seconds later is given by y = 13t − 1.86t2. (Round your answers to two decimal places.) (a) Find the average velocity over the given time intervals.

asked by david on October 1, 2012
68. ## Literature

I am writing report on the novel The Time Machine, by H.G. Wells. I am supposed to write when the story takes place. I have searched through the book and the internet and can't find any hints as to what time frame the young scientist lived in. Please help!

asked by Jenna on August 23, 2007
69. ## ALGEBRA

Find the area of an irregular shape.Round to the nearest tenth. The picture looks like the post office mail box. The top half radius is 5cm and the lower half is 8cm a 90.2 cm^2 b 241 cm^2 c 65.1 cm^2***** d 72.3 cm^2 Please help

asked by BUBBLES on March 5, 2015
70. ## Chemistry

Determine the volume of 0.250 M KOH solution required to neutralize each of the following samples of sulfuric acid. The neutralization reaction is: H2SO4(aq) + 2KOH(aq) = K2SO49aq) + 2H2O(l) Find: 205 mL of 0.130 M H2SO4

asked by Kelsey G on November 30, 2010
71. ## Basic Math

How would I be able t find how many cubic centimeters in a cubic meter? What is the density of water using metric units? Convert: 3000 m to miles 32degrees F to C degrees 5.08 cm to inches I am not looking for you to give me the answers. Just tell me how I

asked by Willy Wonka on July 12, 2011
72. ## Math

The coordinates of the end-points of a line segment PQ are P(3,7) and Q(11,-6). Find the coordinates of the point R on the y-axis such that PR = QR. Please include the workings, as I would like to be able to perform these problems unassisted in the future

asked by Aldwin on November 28, 2012
73. ## math

Find the volume of the figure. figure is in the website below. For calculations involving π, give both the exact value and an approximation to the nearest hundredth of a unit. Let d = 8 and h = 18. www.webassign.net/aufexc3/7-4-002-alt.gif

asked by Anonymous on December 5, 2018
74. ## math

A caterpillar dump trunk is used at the oil sands near Fort McMurray Alberta. The diameter of one tire is 4m. Part A) find the circumference Part B) how many complete rotations does a wheel make on a 2 km long road?

asked by salma on October 13, 2015
75. ## music

in music i need to find out about Poulenc. his date of birth- 7th january 1899 when he died- 30th january 1963 what nationality- Paris , France his musical group - Les Six are these answers right. thankyou for the help

asked by lidia on January 24, 2009
76. ## English - Analysis of quotation

I need help analysing a quote for an English assignment but I can't find the deeper meaning: "Day of wrath, that day of burning, Seer and Sibyl speak concerning, All the world to ashes turning." ~ Abraham Coles I would be very grateful if someone could

asked by Melody on June 11, 2017
77. ## Physics

A uniform rectangular sign of width 47.6 cm, height 25.0 cm, and negligible thickness hangs vertically from supporting hinges attached at its upper edge. Find the period of small-amplitude oscillations of the sign.

asked by Alex on April 23, 2012
78. ## physics

The drawing shows a person (weight W = 580 N, L1 = 0.849 m, L2 = 0.410 m) doing push-ups. Find the normal force exerted by the floor on each hand and each foot, assuming that the person holds this position.

asked by chelsea on November 11, 2011
79. ## Math

Jean borrowed \$1300 to buy tools for her job as an auto mechanic. The loan is for 1 year 6 months at 9% simple interest. Find the amount she will pay back at the end of the loan period.

asked by Anonymous on April 24, 2019
80. ## Algebra

If \$32,500 is invested at 69% for 3 years find the future value if the interest is compounded the following ways. annually, semiannually, quarterly, monthly, daily, every minute (N-525,600) continuously, simple (not compounded. Thank you for your time.

asked by Mary Ann on May 15, 2014
81. ## physics

After a shipwreck, a solid steel spoon lies at the bottom of the ocean, 5.75km below the surface. What's the water pressure at that depth? Find the fractional volume change in the spoon due to compression forces.

asked by Tyler on December 11, 2011
82. ## bio

why does 10 % Sodium Chloride Solution affect and kill Sarcina lutea but not Serratia marcescens Escherchia coli Bacillus subtilus Bacillus cerus? I am trying to find some evidence of why but can't. It is true though because I tested it in a lab.

asked by rebekah on January 29, 2012
83. ## calculus

An oil can is to have a volume 1000in^3 and is to be shaped like a sylinder with a flat bottom but capped by a hemisphere. Neglect the thickness of the material of the can and find the dimensions that will minimize the total amount of material needed to

asked by Barbara on November 5, 2011
84. ## math

an investment of \$10,000.00 in the Emerging Country Debt fund in 2001 was worth 24,780 in 2006 money mag used the formual r=(s/p)^1/n -1 to find the 5 year average annual return. What is the return. How do I solve this

asked by Debbie on March 17, 2009
85. ## Statistics

Sample salaries (in dollars) of high school teachers are listed. Find the sample mean and standard deviation of the data. 49,632 54,619 58,298 48,250 51,842 50,875 43,219 49,924

asked by bridget on February 13, 2010
86. ## Physics - Equalibrium

Three Fixed pulleys with a common center have the following radi of Ra=16cm, Rb=24cm and Rc=36cm with the applied forces

asked by Nathan on June 24, 2015
87. ## Latin America

I am going to "buckle down" and get started on my oral presentation for my Culture and Civilization of Latin America course. My assigned person is Simón Bolívar. Do you have any specific suggestions as to where I could find information (in English at

asked by Brandon on September 27, 2008

Find the lateral area of the cone. Use 3.14 for pi and round the result to the nearest whole unit. The cone is on its side and the radius is 15cm and the length is 28cm a 1,319 cm^2 b 2,639 cm^2 c 707 cm^2***** d 2,026 cm^2 I need help desperately I am

asked by BUBBLES on March 18, 2015
89. ## English

Someone wishing to find employment at News Corp as a website developer would probably expect to engage in __________ before getting hired. A.a research-based interview B.a quick promotion C.writing an essay D.a job interview I believe its C

asked by Kennedy on December 14, 2017
90. ## Statistics

During September, the average temperature of Laurel Lake is 64.2º and the standard deviation is 3.2º. Assume the variable is normally distributed. For a randomly selected day, find the probability that the temperature will be a. Above 62º b. Below 67º

asked by Penny on March 16, 2013
91. ## college algebra

In a certain gear, a bicycle tire with a diameter of 27 inches makes 3 complete revolution of the pedal.If a cyclist is pedaling at a rate of 100 revolutions per minute, find the speed of the bicycle in miles per hour?

asked by James on November 24, 2015
92. ## Linear Algebra

Ok this is the last one I promise! It's from a sample exam and I'm practicing for my finals :) Verify if the following 4 points are consecutive vertices of a parallelogram: A(1,-1,1); B(3,0,2);C(2,3,4);D(0,2,3) (b) Find an orthogonal vector to the plane

asked by Robert on August 27, 2012
93. ## Life orientation

Name two institution organization that are involved in supporting or giving redress to these disaster.Eplain how these organisation are involved in providing a safe and healthy environment.(suggestion:Find about NG0's or other organisations in your

asked by Mahlatse on May 2, 2011
94. ## Math

The figure at right shows a long rectangular strip of paper, one corner of which has been folded over to meet the opposite edge, thereby creating a 30-degree angle. Given that the width of the strip is 12 inches, find the length of the crease.

asked by Jamie on February 19, 2017
95. ## chemistry

10.2 g of Pb(NO3)2 are dissolved in 100 mL of water, and added to 250.0 mL of a 0.250 M solution of KI. Determine the mass in grams of Pbl2 produced, and find the number of moles of the excess reagent. PLZ explain

asked by Lisa on December 13, 2010
96. ## finance

Find the IRR and MIRR of a project if it has estimated cash flows of \$5,500 annually for seven years if its year-zero investment is \$25,000 and the firm’s minimum required rate of return on the project is 10 percent

asked by strayer on September 8, 2012

a particle moves in a straight line so that t seconds after passing a fixed point O its acceleration a cm per second is given by a=4t-16. It passes O with a velocity of 30cm per second. Find an expression for the velocity of the psrticle in terms of t and

98. ## chemistry

Suppose you find chunk of what appears to be gold in the sand at the beach. devise a simple experiment to determine whether or no you're struck it rich. Please list all lab equipment required and list the specific steps you would take

asked by anonymous on October 3, 2014
99. ## Math/Statistics

A statistics teacher believes that the final exam grade for her elementary stats class have a normal distribution with a mean of 82 and a standard deviation on 8. Find the score which separates the top 10% of the scores from the lowest 90% of the scores.

asked by Sean on August 11, 2013
100. ## physics

One mole of an ideal gas occupies a volume of 3.5×10^-2m^3 and exerts a pressure of 3atm on the walls of its container.Find average translatoinal kinetic energy per molecule and the absolute temperature of the gas? K avg=(3/2)kT

asked by takunda on November 11, 2014