1. Math

    If events A and B are independent and P(A) and P(B) are nonzero, explain why P(A U B) does not equal P(A)+ P(B) im not sure how to answer this

    asked by Diana on March 25, 2012
  2. Algebra

    factor the expression x(a+2) - 2(a+2) i missed this day because i was sick...please explain!

    asked by Jorge on November 17, 2009
  3. maths --plse help me..

    Is eulers formulae true for spheres and cylinder ,please explain

    asked by sumit on December 16, 2012
  4. Math

    I need to describe a situation that's linear and nonlinear, but I'm not sure how. Can someone explain, or give an example?

    asked by EmberShy on March 3, 2017
  5. Home economics

    List and explain all the subjects related to home economics

    asked by Bright on October 1, 2018
  6. english

    Explain the process by which Hrothga wins power and fame.

    asked by stephon on October 19, 2010
  7. Geometry

    Explain why the inverse of sine times 1.5 does not make sense.

    asked by Anonymous on March 26, 2012
  8. Calculus 1

    True or false. Explain. The line x=1 is a vertical asymptote of f(x)=(x^2+x-2)/(x^2-1)

    asked by TayB on June 9, 2015
  9. math

    How many ways can we select a group of 4 people from a class of 27? Please explain

    asked by Mari on March 13, 2011
  10. algebra II , math

    okay heres one of the ones i need help on can someone explain it to me thanks. Solve each system of equations. Let "z" be the parameter. x +2y +3z =11 2x -y + z = 2

    asked by mathstudent05 on May 29, 2007
  11. science- need help quickly!

    reflections are used in many places. explain how it works and where it is used in a kaleidoscope. pls help thanks =]

    asked by ruby127 on November 23, 2008
  12. math

    12. What is the distance between P(–4, 3) and Q(6, 1)? Round to the nearest tenth. can someone please explain how to do this problem please

    asked by mike on August 29, 2014
  13. math

    The dimensions of a box are 9 by 16 by radical 25. Its volume is a. 60 b. 3600 c. √(50) d. √(60) please explain

    asked by Anonymous on July 27, 2015
  14. CHEM

    Explain in glorious detail the difference between H2O and H2S

    asked by ANON on September 21, 2009
  15. biology

    Critique two scientific models that explain the origin of life. Thanks!

    asked by Anonymous on March 5, 2018
  16. math

    118 ft = ________yd____________ft . 21 ft 11 in =_______in please explain how to solve these sums. thank u

    asked by sai on July 13, 2015
  17. Math

    Find the length of the curve r(t)=sqrt(2)ti + e^tj + e^-tk, 0

    asked by Rick on July 6, 2015
  18. experiment physics

    experiment vector and addition. is it necessary to label the first load ? explain

    asked by wowoo on June 30, 2015
  19. Pre CALCULUS

    How many real solutions does the equation x+5=x have? Please explain your answer to the best of your abilities thanks :)

    asked by Jack on September 11, 2010
  20. chemistry

    Determine the number of molecules of ethanol (C2H5OH) in 47.0 g. Can someone explain to me how to do this?

    asked by Lola on March 14, 2010
  21. English

    Explain how the en's scheme backfired? The Ransom of Red Chief

    asked by LAKSHMI on August 27, 2014
  22. math

    12. What is the distance between P(–4, 3) and Q(6, 1)? Round to the nearest tenth. can someone please explain how to do this problem please

    asked by mia on August 29, 2014
  23. chemistry

    What are the different physical properties between HCl and NaCl? And explain the causes of their differences? THANKS

    asked by Adam on September 22, 2009
  24. Math

    Jill said that an angle is made of any to rays is she correct explain

    asked by Erin on February 27, 2018
  25. chemistry

    What are the different physical properties between HCl and NaCl? And explain the causes of their differences?

    asked by Adam on September 22, 2009
  26. physics

    explain how low temperatures are produced using adiabatic demagnetisation

    asked by swapnali on March 21, 2012

    How many real solutions does the equation ãx+5=x have? Please explain your answer to the best of your abilities thanks :)

    asked by Jack on September 12, 2010
  28. World History

    Do you support the colonization of the Philippines by the United States? Explain.

    asked by James Tran on January 7, 2009
  29. math (sets)

    { 1,2.3,..........,210 } How many numbers in the above set are multiples of 3 but not 9 ? a. 46 b. 47 c. 48 d. 69 e. 70 please answer and explain

    asked by Thomas on January 19, 2014
  30. economics

    explain the role of moral considerations in policy selections

    asked by anonymous on March 16, 2017
  31. english

    Explain the quote, "In order to survive fact must become fiction."

    asked by jill on June 15, 2011
  32. Calculus

    Let f : R --> R be an odd function. Explain why, for any positive number a, the integral from -a to a of f(x) = 0.

    asked by Jack on May 19, 2015
  33. Maths

    please explain this mcq- According to Euclid's division of Lemma, for a and 5 if a=5q+r is unique then r = ...... is not possible. A. 0 B. 2 C. 4 D. 6

    asked by Sanjay on March 18, 2017
  34. Algebra II

    How would you go about doing this problem? I've tried and with the answer given I still can't figure it out. If anyone could explain it would be greatly appreciated! (((2x)^2 2x)^2 2x)^2

    asked by Tim on November 28, 2012
  35. biology

    How could you explain this statement "An ecosystem is constantly changing ,yet it remains the same."

    asked by Sam on September 3, 2014
  36. life science

    explain two ways in which the auditory canal is adapted for its function.

    asked by koketso on June 12, 2011
  37. social studies

    explain the different aspects of life in which women are discriminated in India??

    asked by hema on June 12, 2011
  38. math

    26. Using only divisibility tests, explain whether 6,868,395 is divisible by 15.

    asked by keyera on November 18, 2009
  39. math

    what is -3.5 + 17? The online calculator says 13.5 and I don't get how that is the answer. I got 14.5 and I am confused. Please help me and explain this to me

    asked by Anonymous on March 28, 2017
  40. Bioscience

    Explain the role of exocytosis in the communication between a neuron and synapse

    asked by UniS06 on April 4, 2012
  41. MathLog#4

    is the product of two linear functions always a quadratic function? Explain..

    asked by Jessica on April 4, 2012
  42. Algebra 2

    Which quadratic function has its vertex at (2,3) and passes through (1,0)? a. y = 2(x-2)^2+3 b. y = -3(x-2)^2+3 c. y = -3(x+2)^2+3 d. y = 2(x-2)^2-3 Could you explain why you got your answer, too?

    asked by Benny on May 28, 2008
  43. Math

    input x - -1, 0, 1, 2 output y - 3, 4, 3, 0 In that order, is y a function of x? I'm pretty sure it is, but I'm not entirely sure how to explain why. Thank you!

    asked by Naoko on March 21, 2009
  44. math ( sets )

    { 30,31,32,....,100 } How many numbers in the above set are divisible by 8 ? a. 9 b. 10 c. 11 d. 12 e. 13 please answer and explain

    asked by Thomas on January 23, 2014
  45. Social Studies

    explain whether conflict was unavoidable in Colombia. Why or why not? i don't understand.

    asked by Jojo on May 20, 2015

    Can someone please explain friction. i don't even understand the concepts parts!

    asked by Jeanna on January 20, 2011
  47. Implicit (calculus)

    Can someone explain implicit differentiation to me like I am a kindergarten? I am not getting it. Any hints to help me understand better?

    asked by Steff on June 16, 2011
  48. Math

    Find the area of a figure with the dimensions being 7 1/2 ft x 3 1/4. Please answer and explain.

    asked by Anonymous on April 1, 2013
  49. Physical Science

    Explain why the covalent bonds in molecules of elements are always nonpolar.

    asked by Kay on May 15, 2008
  50. World History

    Do you support the colonization of the Philippines by the United States? Explain.

    asked by James Tran on January 7, 2009
  51. science

    how to write a conclusion for medicinal plants projects?please explain it.

    asked by sangita on June 28, 2014
  52. reading paragraph and bar graphs

    Casey said that 40 people were surveyed. Is his answer reasonable? Explain

    asked by Anonymous on June 2, 2015
  53. Algebra I

    Rewrite the equation so that y is the fucntion of x: a. 1/7(49-7y)=5x-3y+14 b. 4(2x-3y)=-5(x+3y) Can you please explain and show how to do these two problems? Thank you.

    asked by Kat on September 24, 2009
  54. chemistry11111111

    What are the different physical properties between HCl and NaCl? And explain the causes of their differences?

    asked by Adam on September 24, 2009
  55. Fraction to decimal question

    Is there any way to convert to a decimal if you can't find a denominator that works your way? like 21/34 ? can you explain???

    asked by Moby on November 30, 2012
  56. Math

    .For (a), find center and radius. For (b), explain why it has the same graph as (a). (a) (x−5)2 +(y+3)2 =49 (b)x2 −10x+y2 +6y=15

    asked by Kana on March 14, 2017
  57. science

    Explain why the index of refraction of an object is a physical property?

    asked by Tom on November 8, 2009
  58. 6th Grade History

    Explain the meaning behind the term Pax Romana. Thanks in advance

    asked by running.from.myself on March 3, 2012
  59. math

    In how many different ways can 8 riders be matched up to 8 horses? Explain answer please.

    asked by Mitchell on March 8, 2010
  60. math

    Can you explain a little more on equivalent fractions with common denominator 3/4, 2/3, 7/8 thank you verry much.

    asked by gina on March 21, 2011
  61. 7th grade

    Explain why volcanoes do not form along the San Andreas Fault.

    asked by sara on March 23, 2009
  62. Chemistry

    Why is iron not used to make surgical and other knives: Explain your reasons.

    asked by Jordan on June 16, 2011
  63. algebra

    Could someone please explain the steps in finding all the zeroes of the equation x^4-6x^2-7x-6=0 Have no idea

    asked by lee on November 27, 2012
  64. English

    what does "explain why this character's ... is significant to the meaning of the work of literature" mean?

    asked by Ana on March 16, 2010
  65. math

    how do u put in writing to explain a array to find 4 times 13

    asked by jolene on March 21, 2012
  66. math

    1) What is 20% of 30? 2) What is 30% of 20? 3) If m and n are any whole number, is m% of n always equal to n% of m? Explain the answer and support it with 2 examples.

    asked by Stacy on March 14, 2011
  67. Math

    Can someone explain what is the difference between a combination and a permutation? Possibly provide an example?

    asked by Anonymous on November 10, 2009
  68. algebra

    P +4- 2 (p-10)> 0 Please check, it was marked wrong P+4 -2p +20 > 0 -p+ 24> 0 -p >-24 P > 24 Answer choices are 29, 26, 24, 22 Please explain thank you

    asked by lulu on January 4, 2017
  69. Math

    If you use $63.00 divided by nine is seven dollars greater than or less than the exact answer explain

    asked by Mathew spisla on January 5, 2017
  70. Science

    Explain how would you can locate the pole star with the help of Ursa Major.

    asked by Brajesh on January 5, 2017
  71. GEOG

    explain the importance of lag time in a flood event

    asked by Namra on November 10, 2009
  72. algebra

    Y=X^2 -4x -32. Use this function and determine whether the parabola opens up or down; explain your conclusion. Thank you.

    asked by Anneliese on January 9, 2017
  73. Physics

    Two protons in an atomic nucleus repel each other, but they are also attracted to each other. Explain.

    asked by Shelly on April 17, 2008

    Explain the terms, Molar mass and Avogadro's number?

    asked by BARNABAS on August 28, 2015
  75. 6th Grade History

    Who do you think was a more important leader, Julius Caesar or Augustus? Explain.

    asked by running.from.myself on March 3, 2012
  76. social studies

    Does apartheid still exist in some ways in South Africa? Explain.

    asked by Ellie on January 4, 2009
  77. Inter Agric Science

    Explain the effect of carbonation, hydrotion,hydrlosis and oxidation

    asked by Daniel on January 10, 2017
  78. Medical terminology

    Should written policies be developed for abbreviation usage? What should it contain? If no explain?

    asked by Jin Kobeaux on April 18, 2008
  79. math

    If #(a,b,c,d)means you subtract the sum of the terms from zero, and # (4,-8,11,d)=14, then d= answer and explain

    asked by peter on December 19, 2013
  80. Orientalism

    I do not understand what Orientalism has to do with Arab and Muslim Americans. Can someone please explain

    asked by Lisa on October 21, 2010
  81. 12th grade

    What is a group in Canada that is basically self-sufficient today? Explain

    asked by prethy on September 4, 2010
  82. math

    Without doing the computation explain why or why not19.7 is a reasonable value for the expression 122.14÷6.2.

    asked by Lance on September 1, 2015
  83. Physics

    Why is the momentum in a spaceship traveling in space not conserved? Can someone please explain? thanks

    asked by mw on December 16, 2008
  84. Science- chemistry

    Some chemical reactions are affected by surface area, whereas others are not. Explain why this is so.

    asked by Nancy on October 22, 2018
  85. algebra

    2xy + 6 -------- 3y -4z if x= 2, y=6 anwser 3 this is a question from in class i don't get. Could you explain to to me

    asked by lee on August 30, 2011
  86. math (unit rate)

    explain how to write 20 miles over 4 hours as a unit rate

    asked by andra on September 15, 2009
  87. physics

    how to explain the relationship between the mass of the rotating object and its period?

    asked by nanana :D on July 22, 2011
  88. Biology

    Explain how strep-throat is able to stay in its ideal environment?

    asked by Happy on March 18, 2018
  89. Chemistry

    Hello, Is there a reaction when NaNO3 is added to some H2O? Or does it just dissolves? Please explain why, thanks!

    asked by Sherlique on January 2, 2017
  90. bio

    Explain the roles of helicase and polymerase in DNA replication.

    asked by Anonymous on March 28, 2010
  91. physics

    density= mass/volume=150kg/(30*20*500) in kg/cm^3 what is kg/cm^3 and can you explain how to use this please

    asked by izzy on January 9, 2011
  92. american history

    Did the Watergate scandal have any lasting effects on the nation? Explain.

    asked by Alex on September 3, 2015
  93. sociology

    explain The impact of preventive medicine and public health

    asked by kay on August 10, 2014
  94. Culinary Arts

    Explain the procedure for portioning muffins and preparing them for baking?

    asked by Michael on July 19, 2011
  95. Science

    Scientific methodology is what distinguishes science from other disciplines. Explain

    asked by DAVID on September 3, 2015
  96. English

    The question ask us to analyze this quote, "We've got all the time in the world." What does this mean? How do you explain it?

    asked by Catherine on February 28, 2012
  97. algebra

    Explain three rules for exponents listed in the chart on pg. 239

    asked by Kaiser on September 15, 2009
  98. Chemistry

    I'm having trouble with knowing the relations between quantum numbers n, l, m(sub l), and m(sub s). Could you please explain?

    asked by Sarah on September 3, 2015
  99. Chemistry

    Standard enthapies of formation are not always like bond enthalpies.Explain

    asked by Gift on July 12, 2011
  100. graphical geometry need help

    the graph of the relation y=x^2+2x+k, passes through 2 and 0 find the value of k. plz explain

    asked by edward on August 22, 2015