algebra ii

Most popular questions
  1. Algebra II

    I'm confused.. 1. The cables of a suspension bridge are in the shape of a parabola. The towers supporting the cable are 600 feet apart and 80 feet high. If the cables touch the road surface midway between the towers, what is the height of the cable at a

    asked by Adeline on February 11, 2008
  2. Algebra II

    How many real solutions does the function shown on the graph have? a) no real solutions b) one real solution c) two real solutions d) cannot be determined ___________________________ y = (x+2)^2 + 3 is shown on the graph. I am having trouble figuring this

    asked by Anonymous on January 12, 2018
  3. Algebra II

    The graph below represents c, the amount a phone company charges, based on m, the number of minutes the customer uses each month. If there are a maximum of 44,640 minutes in a month, which equation best represents the phone company’s charges?

    asked by Lashunda on March 23, 2016
  4. Algebra II

    Part 1: Using complete sentences, compare the key features and graphs of sine and cosine. What are their similarities and differences? Answer: The sine graph will always pass through (0, 0), While the cosine graph wouldn't. If the graph is 2cosx, it will

    asked by Man on May 25, 2014
  5. Algebra II

    An air show is scheduled for an airport located on a coordinate system measured in miles. The air traffic controllers have closed the airspace, modeled by a quadratic equation, to non-air show traffic. The boundary of the closed airspace starts at the

    asked by Lashunda on March 23, 2016
  6. Algebra II

    Solve the logarithmic equation. Round to the nearest ten-thousandth if necessary. log 8x^3=4 Can someone walk me through this?

    asked by Nickie on December 13, 2017
  7. Algebra II

    Help me with this question please There are 12 red checkers and 3 black checkers in a bag. Checkers are selected one at a time, with replacement. Each time, the color of the checker is recorded. Find the probability of selecting a red checker exactly 7

    asked by Me and I on April 15, 2014
  8. Algebra II

    The volume of a gas in cubic centimeters, V, varies inversely with the pressure of the gas in liters per square centimeter, p. When the volume of the gas is 16 cm3, its pressure is 20 L/cm2. Find the volume of the gas when the pressure is 2.2 L/cm2.

    asked by kristy on December 15, 2016
  9. Algebra II

    leiana_chung Write (8a^-3)^-2/3 in simplest form. So far I have this. = (8^-2/3)(a^3(-2/3)) =(8^-2/3)(a^2) =((2^3)^-2/3)(a^2) =(2^-2)(a^2) And this is where I am stuck, can someone explain how to do the rest of the steps?

    asked by Nickie on January 14, 2018
  10. Algebra II

    Suppose that an object is dropped from a height of h meters and hits the ground with a velocity of v meters per second. Then v= sqrt19.6h. If an object hits the ground with a velocity of 24.2 meters per second, from what height was it dropped? Carry your

    asked by Bryan on April 1, 2014
  11. Algebra II

    Solve In(5x+7) = 8. Round to the nearest thousandth. Can someone walk me through this?

    asked by Nickie on December 13, 2017
  12. Algebra II

    your club is baking strawberry and apple pies for a bake sale. They need at most 18 pies, and cannot have more than 12 apple pies. Write and graph a system of inequalities to model this system.

    asked by Barbie Roberts on September 25, 2019
  13. Algebra II

    The weight of a body varies inversely as the square of its distance from the center of the earth. If the radius of the earth is 4000 mi, how much would a 200 lb man weigh 1000 mi above the surface of the earth?

    asked by MJ on January 3, 2013
  14. Algebra II

    Two factory plants are making TV panels. Yesterday, Plant A produced 6000 fewer panels than Plant B did. Four percent of the panels from Plant A and 3% of the panels from Plant B were defective. How many panels did Plant A produce, if the two plants

    asked by Brice on April 1, 2014
  15. Algebra II

    if y varies directly as x, if y=80 when x=32, find x if y=100

    asked by Randy on March 22, 2012
  16. Algebra II

    Please help me with this problem. Simplify. √(-24 - 10i)

    asked by herp_derp on March 10, 2014
  17. Algebra II

    Which steps transform the graph of y•x^2 to y = -2(x - 2)^2 + 2 Translate 2 units to the left, translate down 2 units, stretch by the factor 2 Translate 2 units to the right, translate up 2 units,stretch by the factor 2 Reflect across the x-axis,

    asked by BlessedGalPal on October 11, 2018
  18. Algebra II

    1. Which set of ordered pairs in the form of (x,y) does NOT represent a function of x? (1 point) A. {(-1,2), (3,-2), (0,1), (5,2)} B. {(-1,2), (3,2), (-2,2), (0,2)} C. {(-1,2), (3,-2), (0,1), (3,5)} D. {(-1,2), (2,3), (3,-2), (-2,0)}

    asked by stream 'iridescence' by brockhampton on spotify on September 21, 2018
  19. Algebra II

    Subtract (2)/(4+sqrt6) - (2)/(4-sqrt6). Can someone explain how to do this to me?

    asked by Nickie on January 25, 2018
  20. Algebra II

    Use log5(2)=0.4307 and log5(3)=0.6826 to approximate the value of log5=54. According to the example in my book I would divide 0.6826 by 0.4307 and the answer is 1.5848 but this is not one of the answers given. My choices are: a) 0.1370 b) 2.4785 c) 0.8820

    asked by Lucy on March 29, 2008
  21. Algebra II

    Write the equation in logarithmic form. n^4/3=m Can someone explain how to do this?

    asked by Nickie on December 15, 2017
  22. Algebra II

    A train left Podunk and traveled north at 75 Km/h. Two hours later, another train left Podunk and traveled in the same direction at 100 km/h. How many hours had the first train traveled when the second train overtook it?

    asked by Alan on October 29, 2007
  23. Algebra II

    A rowing team rowed 50 miles while going with the current in the same amount of time as it took to row 25 miles going against the current. The rate of the current was 2 miles per hour. Find the rate of the rowing team in still water.

    asked by Brice on April 2, 2014
  24. Algebra II

    What is the factored form of the expression? r2 – 49 (r – 7)(r + 7) * my answer (r + 7)(r + 7) (r – 7)(r – 7) (r – 7)(r + 9)

    asked by Sandra on October 6, 2014
  25. Algebra II

    Given no other restrictions, what are the domain and range of the following function? f(x)=x^2-2x+2 A. D= all real numbers R={y|y>=1} B. R=all real numbers D={x|x>=1} I think it is A...?

    asked by Cassie on December 16, 2013
  26. Algebra II

    Use natural logarithms to solve the equation.Round to the nearest thousandth. 5e^2x+11=30 Can someone explain it to me? So far, I got. e^2x+11=6 2x+11=In 6

    asked by Nickie on December 13, 2017
  27. Algebra II

    A potter is making cups and plates. It takes her 6 minutes to make a cup and 3 minutes to make a plate. Each cup uses 3/4lb. of clay and each plate uses one lb. of clay. She has 20 hours available for making the cups and plates and has 250lbs. of clay on

    asked by Mark on September 7, 2016
  28. Algebra II

    The bear population increases at a rate of 2% per year. There are 1573 bear this year. Write a function that models the bear population. How many bears will there be in 20 years?

    asked by Anonymous on May 8, 2011
  29. Algebra II

    Write the simplest polynomial function with the zeros 2-i, square root of 5, and -2. I know that the conjugates are 2+i and -the square root of five, but when I multiply it comes out wrong. not sure A toy rocket is launched from the ground level with an

    asked by K. on April 10, 2007
  30. Algebra II

    Use a matrix to find the solution to the system of equations. {-8x - 8y = -16 {6x - 9y = -108 A.(-6,8) B.(6,8) C.(8,-6) D.(6,-8)

    asked by NoneYaBusiness on September 27, 2018
  31. Algebra II

    A furniture company displays bedroom sets which require 21 square meters of space and living room sets which require 42 square meters of space. The company which has 546 square meters of available space,wants to display at least 6 bedroom sets and at least

    asked by Jon on December 18, 2007
  32. Algebra II

    Growth and Decay Dave bought a new car 8 years ago for $8400. Tobuy a new car comparably equipped now would cost $12,500. Assuming a steady rate of increase, what was the yearly rate of inflation in car prices over the 8-year period? Is there an equation

    asked by Anonymous on May 20, 2010
  33. Algebra II

    Write an equation for the following transformation of y = x: a vertical compression by a factor of 1/2. Options: y = -1/2x y = 1/2x y = 2x y = -2x Please help me :)

    asked by Katarina on November 7, 2015
  34. Algebra II

    Use two ordered pairs to write a prediction equation. Then using your prediction equation to predict the number of comic books sold when the price is $4.50. The table is as follows: Price-$2.00 # sold was 16 -$2.50 13 -$2.75 12 -$3.00 10 -$3.50 7 I used

    asked by Lucy on January 6, 2008
  35. Algebra II

    The quantity q varies inversely with the square of m and directly with the product of r and x. When q is 2.5, m is 4 and the product of r and x is 8. What is the constant of variation?

    asked by Lashunda on March 23, 2016
  36. Algebra II

    An investment service promises to triple your money in 12 years. Assuming continuous compounding of interest, what rate of interest is needed? For the question is it asking me if simple interest or continuously compounded interest is needed? Or Is it

    asked by Anonymous on May 25, 2010
  37. Algebra II

    Simplify the complex fraction: x+(4x/y)/(7/3x) I know that the answer is 3x^2(y+4)/7y. I don't know how to get this answer. Can someone please help me walk through this and figure out how to simplify it? I would be so grateful.

    asked by Confuzzled on March 14, 2018
  38. Algebra II

    A geyser sends a blast of boiling water high into the air. During the eruption, the height (h) (in feet) of the water (t)seconds after being forced out from the ground could be modeled by h = -16t*t + 70t. My question is how do you find the initial

    asked by Adam on March 12, 2008
  39. Algebra II

    A rock is thrown upward with a velocity of 28 meters per second from the top of a 36 meter high cliff, and it misses the cliff on the way back down. When will the rock be 9 meters from the water below. Round to two decimal places.

    asked by Jeannie on February 25, 2013
  40. algebra II

    Leona was in a golf tournament last week. All of her four rounds of golf were within 2 strokes of par. If par was 72, wat are the maximum and minimum scores that Leona could have made in the golf tournament?

    asked by Jenny on July 15, 2010
  41. Algebra II

    A rock is thrown upward with a velocity of 28 meters per second from the top of a 36 meter high cliff, and it misses the cliff on the way back down. When will the rock be 9 meters from the water below. Round to two decimal places.

    asked by Jeannie on February 24, 2013
  42. Algebra II

    What is the equation of the line, in point -slope form, that passes through the given point and has the given slope point: (11,3); slope: 4/11 A. y-3=4/11(x+11) B. y-3=4/11(x-11) C. y-3=-4/11(x-11) D. y-11=4/11(x-3) I think it is A or B...just a lil

    asked by Cassie on December 16, 2013
  43. Algebra II

    Solve the problem. The profit made when t units are sold, t>, is given by P²-36t+320. Determine the number of units to be sold in order for P>0 (a profit is made).

    asked by Shay on July 7, 2011
  44. Algebra II

    Bolivian coffee sells for $4.59 per pound, and Columbian coffee sells for $5.95 per pound. How many pounds of each coffee should be mixed to produce 4000 pounds of a mixture that will be sold for $5.10 per pound? I think this is a system of equations but

    asked by Tammy on October 7, 2007
  45. Algebra II

    In an induction proof of the statement 4+7+10+...+(3n-1)=n(3n+5)/2 the first step is to show that the statement is true for some integers n. Note:3(1)+1=1[3(1)+5]/2 is true. Select the steps required to complete the proof. A)Show that the statement is true

    asked by Jon on December 15, 2007
  46. Algebra II

    In a right triangle, the length of the longer leg is 7 more inches than the shorter leg. The length of the hypotenuse is 8 more inches than the length of the shorter leg. A). If the shorter leg is representd by x, write expressions for the longer leg and

    asked by Austin on October 28, 2018
  47. Algebra II

    The terminal side of θ in standard position contains each point. Find the exact values of the six trigonometric functions of θ. Given point: (7, -6)

    asked by Anonymous on May 9, 2016
  48. Algebra II

    Solve the system by substitution. {-x - y - z = -8 { -4x + 4y + 5z = 7 { 2x + 2z = 4 Solve the system by elimination. {-2x + 2y + 3z = 0 {-2x - y + z = -3 {2x+ 3y+ 3z = 5

    asked by HELPME on September 27, 2018
  49. algebra II

    What are the possible rational zeros of f(x) = 2x3 – 15x2 + 9x + 22?

    asked by Anonymous on March 7, 2013
  50. algebra II

    An aircraft flew 6 hours with the wind. The return trip took 7 hours against the wind. If the speed of the plane in still air is 276 miles per hour more than the speed of the wind, find the wind speed and the speed of the plane in still air. The wind soeed

    asked by Anonymous on October 21, 2010
  51. Algebra II

    I asked this question yesterday, but I wasn't clear about the response. Could someone please explain it again? A searchlight is shaped like a paraboloid of revolution. If the light source is located 2 feet from the base along the axis of symmetry and the

    asked by Adeline on February 12, 2008
  52. Algebra II

    Explain how to find the degree of a polynomial.Thanks.

    asked by Panda on March 14, 2018
  53. Algebra II

    1)What method(s) would you choose to solve the equation: x2 + 2x - 6 = 0 A. Square roots; there is no x-term. B. Quadratic formula, graphing; the equation cannot be factored easily since the numbers are large. C. Factoring; the equation is easily factored.

    asked by Hally on January 15, 2013
  54. Algebra II

    A projectile is thrown upward so that its distance above the ground after t sec is given by h(t)=-11t²+264t. After how many seconds does it reach its maximum height?

    asked by HELP on July 3, 2011
  55. Algebra II

    The sum of the reciprocals of two consecutive positive integers is 17/12. Write an equation that can be used to find the two integers. What are the integers?

    asked by Denise on May 25, 2016
  56. Algebra II

    How would you set this problem up..I know to use A=Pe^rt Larry has $2600 to invest and needs $3000 in 12 years. What annual rate of return wll he need to get in order to accomplish his goal, if interest is compounded continuously?

    asked by Jesse on May 4, 2009
  57. Algebra II

    An office building containing 96,000 square ft of spaceis to be made into apartments.There at most 15 one bedroom units,each with 800 square ft of space. The remaining units each with 1200 square ft of space,will have two bedrooms. Rent for each one

    asked by Sha on November 10, 2008
  58. Algebra II

    The profit P, in dollars, gained by selling X computers is modeled by the equation P+-5X^2+1000x+5000. How many computers must be sold to obtain a profit of 55,000

    asked by Austin on October 28, 2018
  59. Algebra II

    A hill is inclined 15 degrees to the horizontal. A 40-foot pole stands at the top of the hill. How long a rope will it take to reach from the top of the pole to a point 68 feet downhill from the base of the pole?

    asked by Lyndsie on May 17, 2010
  60. Algebra II

    Can you make sure my Algebra II work is correct? I've done the problems. I just want to make sure I am right. 1. Write an equation of the line with a slope of 5 and a y-intercept of -3. y=5x-3 2. Write the equation of a line that passes through (9, 3) and

    asked by Andrea on October 4, 2012
  61. Algebra II

    Write the equation log243(81)=4/5 in exponential form. My answer is 243^4/5=81. Evaluate 9^log9(54). My answer is 6. Are these correct?? Thanks

    asked by Lucy on March 29, 2008
  62. Algebra II

    A car’s headlight contains a parabolic reflector. A special bulb with two filaments is used to produce the high and low beams. The filament placed at the focus produces the high beam and the filament placed off-focus produces the low beam. The equation

    asked by Sandy East Ward on April 7, 2016
  63. Algebra II

    12. A sphere has a radius of 4x + 1. Which polynomial in standard form best describes the total surface area of the sphere? Use the formula S = 4 r2 for the surface area of a sphere. (1 point) 64 x2 + 32 x + 4 64 x2 + 16 x + 4 *my answer 4 x2 + 32 x + 64 4

    asked by Sandra on October 6, 2014
  64. Algebra II

    A store sells rings with birthstones selected from the 12 different months of the year. The stones are arranged in a row. Part A: Mary wants a ring with a topaz, a sapphire, and a ruby set in a line. Write and evaluate an expression to show how many ways

    asked by Sharon on May 27, 2012
  65. Algebra II

    From 1990-1994 the mail order sales of health products can be modeled by S= 10t^3+115t^2+25t+2505 where S is the sales (in millions) and t the number of years since 1990. In what year were about $3885 million health products sold.

    asked by . on March 1, 2015
  66. Algebra II

    Solve each logarithmic equation. Check for extraneous solutions log42 = log21 +log(x-1)

    asked by Austin on April 15, 2019
  67. Algebra II

    Suppose that y varies directly as the 3/2 power of x, and that y=192 when x= 16. find y when x=9.

    asked by Reanna on July 3, 2011
  68. Algebra II

    Given polynomial f(X) and a factor of f(x), factor f(x) completely. F(x)= x^3-9x^2+8x+60; x+2

    asked by Kim on December 3, 2018
  69. Algebra II

    Am i correct? A plane intersects only one nappe of a double-napped cone. It is neither perpendicular to the cone's axis nor parallel to its generating line. Which conic section is formed? point circle ellipse

    asked by Me and I on June 10, 2014
  70. Algebra II

    1. A sound has an intensity of 5.92 „e 1025W/m2.What is the loudness of the sound in decibels? Use . 2. Suppose you decrease the intensity of a sound by 45%. By how many decibels would the loudness be decreased?

    asked by Nick on January 25, 2012
  71. Algebra II

    If an object is propelled upward from a height of 16 ft at an initial velocity of 80 feet per sec, the its height after t seconds is given by the equation h=-16t²+80t+16, where h is in feet. after how many seconds will the object reach a height of 116 ft?

    asked by HELP on July 3, 2011
  72. Algebra Ⅱ

    Drag the answers to match the inequality with the situation it represents. t28 t29 [Last Question]

    asked by BlackKrackin' on December 2, 2019
  73. Algebra II

    Use the properties of logarithms to expand the expression. log6 36x^5

    asked by Austin on April 14, 2019
  74. Algebra II

    Consider the function y = 1/x. A. What happens to the value of the function as the value of x gets very large? My answer: the value of the function increases. B. For what value of x is the function undefined? Explain why. My answer: 0, because it is not

    asked by Sam on February 26, 2019
  75. Algebra II

    A rectangular box has a width that is two more than the height, and the length is 32 more than the height. What are the dimensions?

    asked by Kim on December 12, 2018
  76. Algebra II

    A bacterial population in a broth culcture has been growing exponentially. It was at a density of 4300 individuals per mL two hours ago and is now 5850 individuals per mL. What was the density 4 hours and 15 minutes ago?

    asked by Carlos on July 23, 2018
  77. Algebra II

    The grades on the last math exam had a mean of 88%. Assume the population of grades on math exams is known to be normally distributed with a standard deviation of 6. What percent of students earn a score between 72% and 90%? (5 points) 0.6255 0.5843 0.6754

    asked by Pewdiepie on May 23, 2014
  78. algebra II

    the profit made when t units are sold, t > 0, is given by P=t^2-36t+320. Determine the number of units in order for P > 0 (a profit is made).

    asked by now on July 10, 2011
  79. Algebra II

    A person who is 6 feet tall walks away from a 50-foot silo toward the tip of the silo's shadow. At a distance of 32 feet from the silo, the person's shadow begins to emerge beyond the silo's shadow.How much farther must the person walk to be completely out

    asked by Brittany on November 23, 2007
  80. Algebra II

    "Write a system of equations in three variables that has a single solution of (-1, -2, -3)" The first equation that I made was x+y+z = -6, but I'm not sure on how to continue with it.

    asked by Adam on January 13, 2019
  81. Algebra Ⅱ

    Any expressions that equal 13? needs to follow rule of PEMDAS . (You must use all the basic operations at least once.) (And at least three sets of parentheses. You can use exponents if you want.) Plz Help :/

    asked by BlacKKrackin' on December 6, 2019
  82. Algebra II

    Given polynomial function f and a zero of f, find the other zeroes. f(X)=4x^3-25x^2-154x+40;10

    asked by Austin on December 3, 2018
  83. Algebra II

    A coin jar contains 3 pennies, 8 nickels, 6 dimes, and 5 quarters. If a coin is chosen at random, what is the probability of choosing a dime? a) 8/11 b) 3/8 c) 3/22 d) 3/11 So I'm confused. I solved this, but my answer was 6/22 --> 3/12 --> 1/4 (this being

    asked by Nina on October 28, 2015
  84. Algebra II

    1) write an equation for a circle with the center (2,0) and radius sqrt 11 2) Find the common ratio in the geometric sequence : 7, -28, 112 .... 3) In a recursive formula, each succeeding term is formulated from the next term. a) true b) false 4) find the

    asked by Bread on May 18, 2011
  85. Algebra II

    (6x4 +4x3 - 2x2 +5) - (3x4 - 2x3 +x+4)

    asked by Megan on April 13, 2011
  86. Algebra II

    An appliance store manager is ordering chest and upright freezers. one chest freezers costs $250 and delivers a $40 profit. One upright freezer costs $400 and delivers a $60 profit. Based on previous sales, the manager expects to sell at least 100

    asked by Sara K. on March 9, 2010
  87. Algebra II

    A salesman drove from his home to a nearby city at an average speed of 40 mi/. He returned home at an average speed of 50 mi/h. What was his average speed for the entire trip? I tried this question, and apparently the answer isn't 45 mph. It's something of

    asked by Indigo on November 24, 2010
  88. algebra II

    The Chunnel connects the United Kingdom and France by a railway tunnel under the English Channel. The British started tunneling 2.5 months before the French and averaged 0.63 Kilometer per month. The French averaged 0.47 kilometer per month. When the two

    asked by Ashley on August 26, 2008
  89. Algebra II

    What is the standard deviation of the data set? Round the answer to the nearest tenth. 5, 9, 11, 4, 8, 9, 12

    asked by Bob on September 7, 2016
  90. ALGEBRA II

    The sum of a number and 20 times its reciprocal is 9. Find the number(s). Please show working

    asked by JIM on March 6, 2012
  91. Algebra II

    1. Which represents the first two terms of the sequence: a_1 = 2 and a_n = -2(a_n-1)^2 option a. -8, -128 option b. 16, 1024 option c. -2, 16 option d. 2, -8 2. Which is the seventh term in the sequence: a_n = -1/125 * 5^n-1 option a. -125 option b. -625

    asked by 1234White5678 on April 6, 2016
  92. Algebra II

    what is an equation of a parabola with the given vertex and focus? Vertex: (-2,5); focus: (-2,6)

    asked by jennifer on February 26, 2015
  93. Algebra II

    A restaurant sells about 330 sandwiches each day at a price of $6 each. For each $.25 decrease in price, 15 more sandwiches are sold per day. How much should the restaurant charge to maximize daily revenue? Explain each step of your solution. What is the

    asked by Mo on December 17, 2014
  94. Algebra II

    If y varies directly as the square root of w and inversely as the cube of x, by what factor will y change if w is tripled and x is halved?

    asked by Shauna on November 22, 2011
  95. Algebra II

    What is the solution of the system of equations? {-3x - 4y - 3z = -7 {2x - 6y + 2z = 3 {5x - 2y + 5z = 9 A. (5,-2,7) B. (-5,2,7) C.(5,2,-7) D. No solution

    asked by NoneYaBusiness on September 27, 2018
  96. Algebra II

    What multiplies to 4 and adds to -2? I'm trying to find the zeroes of the function f(x)=x^2-2x-8. I did the AC/B tree (1*-8/-2) and from there I can't figure it out.

    asked by Leo on October 9, 2019
  97. Algebra II

    Suppose that the profit, p, for selling bumper stickers is given by p(x) = 0.1x2 + 8x - 50. What is the minimum number of bumper stickers that must be sold to make a profit? a. 6 c. 10 b. 2 d. 15

    asked by Rachel on February 25, 2014
  98. Algebra II

    The maximum safe load of a rectangle beam varies jointly as its width and the square of its depth and inversely as the length of the beam. If a beam 8.00 in. wide, 11.5 in. Deep, and 16.0 ft long can safely support 15.000 lb, find the safe load for a beam

    asked by Ashley on November 22, 2011
  99. Algebra II

    The light source located 2.75 m from a surface produces an illumination of 528 lux on that surface. Find the illumination if the distance is changed to 1.55 m.

    asked by Arielle on November 21, 2011
  100. algebra II

    The profit made when t units are sold, t>0, is given P=t²-36t+320. Determine the number of units to be sold in order for P>0 (a profit is made).

    asked by HELP on July 8, 2011

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