Most popular questions and responses by steve
  1. Algebra 1

    What is the value of n so that the expression x^2+11x+n is a perfect square trinomial?

    asked on February 11, 2015
  2. Algebra

    what solid has 2 bases that are triangles and 3 lateral surfaces that are rectangles a- triangular pyramid b- rectangular prism c- triangular prism d- rectangular pyramid my answer is C

    asked on March 4, 2014
  3. Environmental Science

    1. A prion is an infectious, self-reproducing protein structure. True X False 2. As one organism eats another, toxins can be spread throughout the food chain. True False x 3. The problem with DDT in the environment is that it decomposes quickly. True False

    asked on October 10, 2017
  4. Algebra 1

    What equation has a graph parallel to the graph of 9x + 3y = -22? 1- y = 3x -22 2- y = -3x + 8 3- y = 1/3 x + 12 4- y = - 1/3 x - 2

    asked on December 5, 2014
  5. Algebra 1

    Which method would be the simplest way to solve the system? 7x +5y = 19 -7x-2y = -16 graphing substitution elimination or distributive

    asked on December 18, 2014
  6. Algebra2

    What is the product in simplest form? State any restrictions on the variable. 4a^5/7b^4 times 2b^2/2a^4 My answer is 4a/7b^2 except a=0 and b=0

    asked on February 6, 2017
  7. English

    Read the following line from Act IV, Scene 5 of Romeo and Juliet, when Capulet speaks of his daughters apparent death: Death lies on her like an untimely frost Upon the sweetest flower of all the field. How does Shakespeare use a simile to emphasize the

    asked on March 29, 2015
  8. Algebra 1

    Which point on the axis satisfies the inequality y

    asked on December 20, 2014
  9. Algebra2

    suppose c and d vary inversely and d=2 when c=17 write an equation that models that variation find d when c=68

    asked on February 19, 2017
  10. Algebra2

    Simplify the rational expression. State any restrictions on the variable. (n^4-11n^2+30)/(n ^4 -7n^2+10) My answer is n^2-6/n^2-2 except +-sqrt5 and +-sqrt2

    asked on February 6, 2017
  11. MATH

    1. The sides of a square are increased by a scale factor of 6. The perimeter of the smaller square is 10 ft. What is the perimeter of the larger square? A.10 ft B. 40 ft C. 60 ft D. 120 ft 2. A right triangle has an area of 13 m^2. The dimensions of the

    asked on December 8, 2016
  12. English

    "The Cask of Amontillado" Poe's use of a(n) _________________ narrator to tell the story heightens the uncertainty and sense of horror felt by the reader.

    asked on April 27, 2015
  13. English

    Which of the following moments in "The Most dangerous Game" represents an example of foreshadowing? a-Whitney & Rainsford';s discussion about hunting b- Rainsford's observing the gate of the chateau c- Whitney's comment about the light of Rio?

    asked on March 30, 2015
  14. MATH MS. SUE

    1. On a recent day, one U.S. dollar was worth 1.09 euros. If you were to exchange 157 euros on that day, how many U.S. dollars would you have received? A. $110.09 B. $144.04 C. $155.91 D. $171.13

    asked on December 8, 2016
  15. Geometry

    A carpenter cut the top section of a window frame with a 37-degree angle on each end. the side pieces each have a 50 degree single cut at their top sides. Will the side pieces of the frame be parallel?

    asked on September 28, 2015
  16. Math

    A model rocket is launched from a roof into a large field. The path the rocket can be modeled by the equation y=-0.04x^2+8.3x+4.3 where x is the horizontal distance in meters, from the starting point on the roof and y is the height in meters, of the rocket

    asked on May 25, 2015
  17. Science

    Which of the following could be true of two different species that have a competitive relationship in the same ecosystem? · One species preys on the other. · The relationship is mutually beneficial. · They share the same niche. · One species benefits,

    asked on December 26, 2013
  18. Algebra 1

    the point 12,9 is included in a direct variation. what is the constant of variation

    asked on December 3, 2014
  19. English

    Which line best states the theme of John Donne's Holy Sonnet 10? A. "and soonest our best men with thee do go" B. "Death be not proud, though some have called me" C. "Death be not proud, though some have called thee..." D. ".. And doest with poison, war,

    asked on October 28, 2017
  20. Science

    Which of the following could be true of two different species that have a competitive relationship in the same ecosystem? · One species preys on the other. · The relationship is mutually beneficial. · They share the same niche. · One species benefits,

    asked on December 26, 2013
  21. Algebra 1

    suppose y varies directly with x and y = 14 when x = -4 what is the value of y when x = -6

    asked on December 3, 2014
  22. English

    Which of these excerpts from Ben Jonson's "Song: To Celia" compares love to intoxication? A. "But thou thereon didst only breathe/And sent'st it back to me." B. "... As giving it a hope, that there/It could not withered be." C. "The thirst that from a soul

    asked on October 28, 2017
  23. Science

    A skydiver prepares to jump out of a plane. Explain how gravity and air resistance will affect the motion of the skydiver before and after he or she opens the parachute.

    asked on May 20, 2014
  24. math

    1. Rosa, Roberto, Andrea, and Inno find an estimate for the square root of 10. Who has proposed the best solution? a. Rosa: "Use the sqaure root of 9 and the square root of 25 to estimate." b. Roberto: "I will use the square root of 4 and the sqaure root

    asked on September 25, 2012
  25. Algebra

    Sound travels at 343 meters per second. How far does it travel in 8 seconds? My answer is 2,744 meters.

    asked on October 23, 2014
  26. English

    In the story "A Contribution to Statistics" 1.) Which of the following words best describes the author's view of humanity? a.) altruistic b.) optimistic c.) pessimistic d.) realistic my answer is a

    asked on October 29, 2015
  27. MATH MS. SUE

    1. The length of a piece of paper is 8.5 inches. Using scissors, you reduce the length of the paper to 4.25 inches. What is the scale factor of the dilation? A. 1/4 B. 1/2 C. 2 D. 4 2. On a given blueprint, 1 inch = 30 feet. If the dimensions of a meeting

    asked on December 8, 2016
  28. Algebra 1

    A sports team is building a new stadium on a rectangular lot of land. If the lot measures 6x by 10 x and the sports field will be 1x by 4x, how much land will be left over>? My answer is 56x^2

    asked on February 10, 2015
  29. Chemistry

    The molar solubility of Pb(IO3)2 in a 0.10 M NaIO3 solution is 2.4 10-11 mol/L. What is Ksp for Pb(IO3)2?

    asked on April 28, 2011
  30. Science

    Two species have a relationship with one another in an ecosystem. Suppose one of these two species goes extinct. Which type of relationship did the two have if the surviving species population increases after the other goes extinct? · The extinct species

    asked on December 27, 2013
  31. math

    a gas station charges $2.19 per gallon of gas. use function notation to describe the relationship between the total cost C(g) and the number of gallons purchased g.

    asked on April 13, 2014
  32. Science

    What did Antoine Lavoisier’s experiments demonstrate? a- Atoms always split into pairs during a chemical change. b- Mass is neither lost nor gained during a chemical change. c- Matter can be created during a chemical change. d- Energy is neither lost nor

    asked on February 9, 2014
  33. Algebra2

    write a recursive formula for the sequence 5,18,31,44,57 then find the next term. My answer is a1=5,an=an-1+13 The next term would be 70.

    asked on February 19, 2017
  34. Science

    In a particular breed of cattle, a black coat is dominant over a red coat. If a cow with a red coat is crossed with a black bull that is heterozygous for coat color, what percentage of their offspring would you expect to be black? 25 50 75 100

    asked on October 22, 2013
  35. Algebra

    Sam is installing ceramic tiles in his bathroom. The area of each tile is 97 square inches.To the nearest inch what is the length of one side of the tile.

    asked on October 18, 2013
  36. pysics

    A projectile of mass 0.777 kg is shot from a cannon, at height 6.6 m, as shown in the figure, with an initial velocity vi having a horizontal component of 7.8m/s. The projectile rises to a maximum height of ∆y above the end of the cannon’s barrel and

    asked on October 4, 2011
  37. MATH<<<<<

    What are the mean, median, mode and range of the data set given the altitude of lakes in feet: –12, –9, –14, –39, –49, –49, –18, and –43?

    asked on April 10, 2017
  38. MATH MS. SUE

    1. Sarah’s mother has a miniature village modeled after her home town. The model is 10 feet long and 7 feet wide. The actual village is 7 miles long. What is the village’s actual width? If necessary, round to the nearest tenth of a mile. A. 4.9 miles

    asked on December 8, 2016
  39. Science

    A nonnative species of animal is introduced into a healthy ecosystem. In its new environment, this species has no predators, although it preys on several native animals in the ecosystem. Make a prediction about the biodiversity and health of this ecosystem

    asked on December 26, 2013
  40. Science

    A biologist made population counts of four different species of animals in an ecosystem. What can you infer from these numbers about possible predator-prey relationships between the species? Species A 155 Species B 17 Species C 2,467 Species D 19 ·

    asked on December 27, 2013
  41. Algebra2

    Expand the logarithmic expression. log8 a/2 My answer is log8a-log8 2

    asked on November 22, 2016
  42. Algebra2

    is y=1/4x^0.5 a power function. Explain why or why not.

    asked on November 15, 2016
  43. English

    With which of these statements does the crone in "The Wife of Bath’s Tale" save the life of the knight? • “A woman wants… sovereignty/Over her husband as over her lover…” • "It's little wonder if I twist and wallow!/God that my heart would

    asked on September 17, 2017
  44. Advanced Algebra

    Juan has an annuity that pays him $9400 at the beginning of each year. Assume the economy will grow at a rate of 3.4% annually. What is the value of the annuity if he received it now instead of over a period of 10 years?

    asked on March 4, 2018
  45. Algebra

    Triangle ABC has coordinates A(1,4) B (3, -2)C ( 4, 2). Find the coordinates of the image ABC prime after a reflection over the X - axis.

    asked on October 19, 2013
  46. English

    Which excerpt from Robert Burns’s “To a Mouse” best conveys understanding and forgiveness? “…An’ weary winter comin’ fast,/An cozie here, beneath the blast…”

    asked on January 23, 2018
  47. Physical Science

    A delivery man pushes the button to ring the doorbell. Which of the following forms of energy is not involved in this process? electrical sound mechanical gravitational my answer is gravitational

    asked on February 14, 2017
  48. English

    What quote from Romeo and Juliet Act 3, Scene 5 illustrates Shakespeare's use of comic relief?

    asked on March 29, 2015
  49. Algebra 1

    The table shows the relationship between the number of players on a team and the minutes each player gets to play. Players minutes 7 35 8 30 9 25 10 20 Is the relationship a function that ism increasing or decreasing? Is the relationship a function that is

    asked on December 1, 2014
  50. Science

    A biologist studying a desert ecosystem observes that the population of a lizard species increases following a particularly hot, dry period that causes a snake population to decline. What could the biologist hypothesize about the roles of these two

    asked on December 26, 2013
  51. Chemistry

    Use standard enthalpies of formation to determine ΔHorxnfor: 3NO2(g) + H2O(l) → 2HNO3(aq) + NO(g) -133.5 = Delta H Find the change in internal energy for this reactioion.. ???? In KJ

    asked on February 27, 2014
  52. English

    The hairy man represents what in the call of the wild? My answer is fear

    asked on November 4, 2014
  53. geometry

    Assume triangle JKL is in the first quadrant, with the measure of angle K = 90°. Suppose triangle JKL is a 30°-60°-90° triangle and segment JK is the side opposite the 60° angle. What are the approximate coordinates of point L? j(2,7) k(2,2) a(4.9,2)

    asked on February 22, 2012
  54. Algebra 1

    The ordered pairs(1,4), (2,16), (3,64), (4,256),(5,1024) represent a function. What is a rule that represents,this function? My answer is y=x to the 4th power

    asked on December 1, 2014
  55. United States History

    How is this map different from a typical map of the United States? I couldn't get the map to paste here but it is of the Eastern United States with all the states names crossed out and Irish names put in. circa 1900's I think it was during the potato

    asked on September 22, 2016
  56. History

    The transition to a global economy has increased "what" within the U>S>? a- income inequality b- educational opportunity c- income equity d- buying power My answer is a

    asked on October 22, 2015
  57. Algebra 1

    Suppose soda is on sale for .50 a can and you have a coupon for .80 off the total price. Write a function rule for the cost of n cans of soda. My answer is c(n() = .80n -.50

    asked on December 29, 2014
  58. Algebra 1

    use the vertical line test to determine if the relation(-6,-2), (-2,6),(0,3),(3,5) is a function

    asked on December 1, 2014
  59. Sociology

    television advertisements typically portray the elderly as? a- wise and knowing b- dignified and nurturing c- respectable and accomplished d- feeble and foolish my answer is b

    asked on September 21, 2015
  60. geometry

    In triangle FGH, g = 8ft, h=13ft, and m=F= 72degrees. Find m

    asked on March 23, 2016
  61. Earth Science

    Which of the following statements correctly describes the asthenosphere? 1- it is thin cold and rigid layer 2- it is the source of the earth's heat 3- it permits plate motion 4- it occurs only near subduction zones My answer is 1

    asked on December 2, 2014
  62. Crimal Justice

    Julia has served one year of her 10-year sentence in prison. She has behaved herself, work at the library, and has not acted out in any way. She is hoping that at her next hearing judge will reduce her sentence. What type of sentence is julia hoping that

    asked on March 13, 2017
  63. Algebra 1

    Suppose y varies directly with x and y = 24 when x =8. What is the value of y when x = 10?

    asked on December 3, 2014
  64. Geometry

    The vertices of a triangle are P(-4,1), Q(-2,-8), R(8,-1). What are the vertices of the image reflected across the y-axis? my answer is P'(4,1),Q'(2,-8),R'(-8,-1)

    asked on November 5, 2015
  65. English

    Read the following sentences from "The Youngest Doll."The aunt thought he was listening for the breathing of the prawn to see if it was still alive, and shefondly lifted his hand and placed it on the spot where he could feel the constant movement of

    asked on September 8, 2015
  66. Algebra 1

    A physics student stands on top of a hill that has an elevation of 56 meters. He throws a rock and it goes up into the air and then falls past him and lands on the ground below. The path of the rock can be modeled by the equation - y=-0.04x^2+1.3x+56 where

    asked on March 27, 2015
  67. physics

    Suppose two children push horizontally, but in exactly opposite directions, on a third child in a wagon. The first child exerts a force of 75.0 N, the second a force of 95.0 N, friction is 12.0 N, and the mass of the third child plus wagon is 21.0 kg. (c)

    asked on February 20, 2014
  68. English

    Which of these excerpts from Beowulf best describes what Beowulf expects the outcome of his battle with the dragon to be? A. thought nothing/ of the bests claws, or wings, or flaming/ Jaws B. soon/ Would leave this brief life, but would take the

    asked on December 7, 2017
  69. Algebra2

    A quadratic equation can be written in vertex form or in standard form. Sometimes one form is more beneficial than the other. Identify which form would be more helpful if you needed to do each task listed below and explain why. a- factor the equation b-

    asked on October 31, 2016
  70. English

    Absurdism is the attempt to show the ________ of the human condition. silliness seriousness uniqueness hopelessness my answer is the last one

    asked on March 19, 2017
  71. Algebra2

    f(x)2x^(2)+x-3 g(x)=x-1 Perform the indicated operation, then find the domain (f*g)(x)

    asked on January 14, 2017
  72. Math

    Tasha is planning an expansion of a square flower garden in a city park. If each side of the original garden is increased by 7m the new total area will be 144m^2. Find the length of each side of the original garden.

    asked on March 27, 2015
  73. geometry

    Find the missing value to the nearest hundredth. tan ___ = 73 a- 81.61 b- 64.61 c- 60.61 d- 89.22 My answer is D

    asked on March 16, 2016
  74. English

    "Know now then thyself, presume not God to scan;/The proper study of mankind is man." Which of these is nearest in meaning to the word presume, as it is used in the passage above? - hasten - invent - cease - attempt My answer is hasten but I thought about

    asked on November 17, 2017
  75. Science

    If a bowling ball hits a wall with a force of 6 N the wall exerts what force back on the bowling ball? the choices are 0N 3N 6N 12N I think its 6N

    asked on May 20, 2014
  76. Algebra2

    Wind farms are a source of renewable energy found around the world. The power P (in kilowatts) generated by a wind turbine varies directly as the cube of the wind speed v (in meters per second). If a turbine generates 500kW in a 10m/s wind, how much power

    asked on November 10, 2016
  77. English

    In the Call of the Wild, Buck did not fight back when Hal was beating, him because? My answer is that he did not have the strengh

    asked on November 4, 2014
  78. English

    In which excerpt from John Donne's A Valediction forbidding mourning does the speaker most directly describe the relationship between him and his wife? a. but we by love so much refind/that ourselves know not what it is b. so let us melt and make no noise/

    asked on October 28, 2017
  79. geometry

    a regular pentagon has an apothem of 3.2 and an area of 37.2 cm. What is the length of one side of the pentagon?

    asked on March 24, 2016
  80. science

    in an island ecosystem a beetle feeds on a shrubby plants -- a songbird preys on the beetle and the hawk preys on the songbird. which has the smallest population?

    asked on December 4, 2013
  81. Algebra2

    How far apart are the foci of an ellipse with a major axis of 34 feet and a minor axis of 16 feet? a-15 b-12 c-9 d-30 my answer is 9

    asked on March 31, 2017
  82. math

    Jamal writes the letters K-A-N-S-A-S on cards and then places the cards in a hat. What are the odds against picking an S?

    asked on April 8, 2014
  83. English

    Read this excerpt from Alexander Pope's The Rape of Lock "No common weapons in their hands are found/ Like gods they fight l, nor dead a mortal wound.../ See, fierce Belinda on the Baron flies/ With more than usual lightning in her eyes..." This account of

    asked on November 16, 2017
  84. science

    a couple has just learned that their daughter has hemophilia. they alredy have a son who does not have the disease.what are the genotypes of the couple

    asked on December 2, 2013
  85. English

    Read these lines, from The Nymph's Reply to the Shepherd. "But could youth last and love still breed,/Had joys no date, nor age no need,/Then these delights my mind might move/To live with thee and be thy love." According to her words here, under what

    asked on October 28, 2017
  86. Physical Science 9

    the contents of a can of air freshener are gaseous when sprayed but remain a liquid in the can due to what?

    asked on March 16, 2014
  87. English

    "Our two souls, therefore, which are one/ though I must go, endure not yet/A breach, but an expansion, Like gold to airy thinness beat." Donne is using irony to trivialize the love between him and his wife. Donne is using conceit to describe the love

    asked on October 28, 2017
  88. science

    what is the momentum of a 20.0 kg scooter traveling at 5.00 m/s?

    asked on April 11, 2014
  89. Science

    Adult birds of one species hatched eggs of another species along with their own eggs, and raised all of the babies together. The foster chicks use a different warning cry than the other chicks. What can you infer about this warning cry. · It results from

    asked on December 27, 2013
  90. Geometry

    Which of the following represents the length of a diagonal of a trapezoid with vertices of (-b,c), (b,c), (-a,0), and (a,0)? 1- sq root (a+b)^2-c^2 2- sq root (a-b)^2 - c^2 3- sq root (a-b)^2 +c^2 4- sq root (a+b)^2 +c^2

    asked on January 31, 2016
  91. Algebra2

    Use synthetic division to find p(3) for p(x)=x^4-2x^3-4x+4 Show steps

    asked on November 15, 2016
  92. Algebra

    Write the decimal .041 as a percent.

    asked on November 8, 2013
  93. Science

    Check my answers, please. 1. A prion is an infectious, self-reproducing protein structure. (1 point) True X False 2. As one organism eats another, toxins can be spread throughout the food chain. True False X 3. The problem with DDT in the environment is

    asked on October 10, 2017
  94. Physics

    The drawing shows two boxes resting on frictionless ramps. One box is relatively light and sits on a steep ramp. The other box is heavier and rests on a ramp that is less steep. The boxes are released from rest at A and allowed to slide down the ramps. The

    asked on October 2, 2014
  95. Advanced Algebra

    APR 18.7% compounded monthly Grace Period 30 days Minimum Payment 3.5% of the remaining balance or $30, whichever is higher Pamela charged $925 to her credit card last month. What is the first minimum payment she must make? $92.50 $172.98 $32.38 $30.00 My

    asked on November 27, 2017
  96. Geometry

    R, S, and T are the vertices of one triangle. E, F, and D are the vertices of another triangle. m

    asked on November 9, 2015
  97. Science

    Consider a wetland ecosystem. In this ecosystem are two species: a small fish species and a wading bird species that feeds on the small fish as its main source of food. Oxygen levels are a limiting factor. Suppose that the local temperature changes in

    asked on December 27, 2013
  98. Algebra2

    Which correctly describes the roots of the following cubic equation? x^3-5x^2+3x+9=0

    asked on November 15, 2016
  99. Algebra

    Start from 110 feet away, a person on a bicycle rides toward a checkpoint and then passes it. The rider is traveling at a constant of 30m feet per second. The distance between the bicycle and the checkpoint is given by the equation d=(110-30t). At what

    asked on October 19, 2014
  100. Science

    If a bowling ball hits a wall with a force of 6 N the wall exerts what force back on the bowling ball?

    asked on May 19, 2014


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