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October 21, 2014

October 21, 2014

**Recent Homework Questions About Algebra**

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**Algebra/Math**

A total of 504 tickets were sold for the school play. They were either adult tickets or student tickets. The number of student tickets sold was three times the number of adult tickets sold . How many adult tickets were sold?
*Wednesday, November 14, 2012 at 9:28pm*

**algebra 2**

Passes through (1, 1) and perpendicular to y= -1/2x +4.
*Wednesday, November 14, 2012 at 8:12pm*

**college algebra, Please help!!**

which of the following best describes how the graph of f can be obtained from the graph of y=1/x^2? f(x)=14/x^2 choose the correct answer a.vertical stretch by a factor of -4 b. reflection over the y-axis, vertical shrink by a factor of 4 c. reflection over the x-axis, stretch...
*Wednesday, November 14, 2012 at 7:42pm*

**algebra**

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 does it generate in a ...
*Wednesday, November 14, 2012 at 7:26pm*

**algebra**

find all zeros of the equation -3x^4+27x^2+1200=0 If someone could explain it would be helpful
*Wednesday, November 14, 2012 at 7:17pm*

**algebra**

find a quadratic equation with roots -1+4i and -1-4i If someone could explain it would help me understand
*Wednesday, November 14, 2012 at 7:15pm*

**algebra**

what is a quartic function with only the two real zeros given x=5 and x=1 y=-x^4-6x^3+6x^2-6x+5 y=x^4+6x^3-6x^2-5 y=x^4-6x^3+5x^2-6x+6 y=x^4-6x^3+6x^2-6x+5 can someone explain
*Wednesday, November 14, 2012 at 7:10pm*

**algebra**

a polynomial equation with rational coefficients has the roots 7+sgrt3, 2-sgrt6 find two additional roots 7-sgrt3, 2+sgrt6 3-sgrt7, 6+sgrt2 7+sgrt3, 2-sgrt6 3+sgrt7, 6=sgrt2 could someone help
*Wednesday, November 14, 2012 at 7:06pm*

**algebra**

The table shows the amount of milk that Wisconsin dairy farms produced from 1940 to 1997. Use linear model to estimate milk production in 1990. year milk produced 1940 7 1972 7 1997 8 15.1 12.5 7.5 2.5
*Wednesday, November 14, 2012 at 7:03pm*

**algebra**

which polynomial has a graph that passes through the given points? (-3,10),(-1,0),(0,-5),(3,52). y=x^3-4x^2+2x-5 y=x^3+4x^2-2x-5 y=x^3+4x^2+2x-5 y=x^4+4x^3-2x^2-5x If someone could walk me through I'd be thankful
*Wednesday, November 14, 2012 at 7:01pm*

**Pre-Algebra**

A bag contains 10 white golf balls and 6 striped golf balls. A golfer wants to add 112 golf balls to the bag. He wants the ratio of white to striped golf balls to remain the same. How many of each should he add?
*Wednesday, November 14, 2012 at 6:58pm*

**Pre-Algebra**

A bag contains 10 white golf balls and 6 striped golf balls. A golfer wants to add 112 golf balls to the bag. He wants the ratio of white to striped golf balls to remain the same. How many of each should he add?
*Wednesday, November 14, 2012 at 6:56pm*

**college algebra, Please help!!**

the graph of y=1/3 3square root x+5 can be obtained from the graph of y=3square root x by which transformations? Horiztonal shift: a. 5 units to the left b. 3 units to the right c. 3 units to the left d. 5 units to the right By what factor of y=3 square root x be stretched or ...
*Wednesday, November 14, 2012 at 5:28pm*

**college algebra, Please help!!**

How can the graph of g(x)=3square root x+3 be obtained from the graph of g(x)= 3 square root x? A. shift the graph 3 units right b. shift the graph 3 units up c. shift the graph 3 units down d. shift the graph 3 units left I am having problems with the square roots. Can ...
*Wednesday, November 14, 2012 at 5:17pm*

**college algebra, Please help!!**

How can the graph of g(x)=3square root x+3 be obtained from the graph of g(x)= 3 square root x? A. shift the graph 3 units right b. shift the graph 3 units up c. shift the graph 3 units down d. shift the graph 3 units left I am having problems with the square roots. Can ...
*Wednesday, November 14, 2012 at 5:17pm*

**college algebra, Please help!!**

How can the graph of g(x)=3square root x+3 be obtained from the graph of g(x)= 3 square root x? A. shift the graph 3 units right b. shift the graph 3 units up c. shift the graph 3 units down d. shift the graph 3 units left I am having problems with the square roots. Can ...
*Wednesday, November 14, 2012 at 5:17pm*

**algebra**

Y^2-y-6
*Wednesday, November 14, 2012 at 5:11pm*

**college algebra**

use completeing the square to describe the graph of f(x)=4-16x-x^2 support your answers graphically
*Wednesday, November 14, 2012 at 5:06pm*

**college algebra**

find the intercept of the equation (x+6)^2(x-1)^2 does this crosses the x axis the smaller or touches the x axis or does it touch at the larger x intercept or crosses the larger
*Wednesday, November 14, 2012 at 3:45pm*

**collge algebra**

state the domain, range,the asymptotes fx =6-1/(x+5)^2
*Wednesday, November 14, 2012 at 3:36pm*

**cllege algebra**

determine the qudratic function whose vertex is (2,-4) and passes through (3,-1) fx=
*Wednesday, November 14, 2012 at 3:31pm*

**algebra **

In ten years a child will be 3 years older than twice her current age. What is the current age of the child
*Wednesday, November 14, 2012 at 3:24pm*

**college algebra**

q(x)=3x^2-11x-4/5x^2-16x-16 what are the oblique horizontal vertical asyptote
*Wednesday, November 14, 2012 at 3:20pm*

**college algebra**

determine the quadratic function f whose vertex is (2,-4) and passes through (3,-1) f(x)= what? type answer in form of f(x)=ax^2+bx-c
*Wednesday, November 14, 2012 at 2:47pm*

**Algebra 1**

Christopher orders a 3 topping pizza for $15.25 and a 5 topping pizza for $17.75. Write and solve a system of linear equations to find the price of a plain pizza( no toppings) and the cost of each topping.
*Wednesday, November 14, 2012 at 1:54pm*

**college algebra**

determine the quadratic function of f whose graph is the vertex of (1,-4) and the y-intercept is -3.
*Wednesday, November 14, 2012 at 1:44pm*

**college algebra**

F(X)= -3x^2 -30x-70 what is the vertex what is the axsis of symmetry what are the intercept what is the domain what is the range intervals increase intervals decrease
*Wednesday, November 14, 2012 at 12:26pm*

**algebra**

3. Find a model for the set of values. x –5 –4 0 4 5 y 25 16 2 16 25 Can someone explain what the graph might look like whether it opens up or down, or slanted line or squiggle line
*Wednesday, November 14, 2012 at 11:47am*

**algebra**

Can someone please explain What polynomial has a graph that passes through the given points? (–4, 89), (–3, 7), (–1, –1), (1, –1), (4, 329) y = 2x3 – 3x2 – 2x + 1 y = 1x4 – 2x3 – 3x2 + 2x + 1 y = x4 – 2x3 + 3x2 + 2x – 1 y...
*Wednesday, November 14, 2012 at 11:44am*

**algebra**

Can someone please explain and help me with this problem. 4. The table shows the annual consumption of cheese per person in the United States for selected years in the 20th century. Year Pounds Consumed 1908 5.027 1923 8.768 1960 12.29 1981 15.485 What cubic model best fits ...
*Wednesday, November 14, 2012 at 11:42am*

**College Algebra**

I am using Hawkes Learning System (8.7 Nonlinear Systems of Equations)and my problem is x^2+y^2=13 and y+7=x^2. The answers I came up with are 2 square root of 3 and 3 for my x's. And I received (5,-4) as the y-coordinates. Is this correct?
*Wednesday, November 14, 2012 at 11:25am*

**College Algebra**

Find a polynomial function f(x), with real coefficients, that has 1 and 3+2i as zeros, and such that f(-1)=2 (Multiply out and simplify your answer)
*Tuesday, November 13, 2012 at 11:20pm*

**College Algebra**

6000 seat theater tickets for sale $25 and $40 how many tickets should be sold at each price for total revenue of $192,000
*Tuesday, November 13, 2012 at 8:18pm*

**Algebra 2**

Plan A charges $5 per minute plus a one time monthly fee of $75 and plan B charges $7 per minute, plus a one time monthly fee of $25. After how many minutes will the total cost of the two equations be the same?
*Tuesday, November 13, 2012 at 8:13pm*

**algebra**

*simplifying rational expressions a. 6x+12/4-x b. 3x^2/12-2x
*Tuesday, November 13, 2012 at 7:55pm*

**pre-algebra**

write 16/19 in decimal notation
*Tuesday, November 13, 2012 at 7:48pm*

**algebra**

six people ate one tenth of a pie and there was two fifth left. How much pie did she start with?
*Tuesday, November 13, 2012 at 7:30pm*

**algebra**

A movie theater charges $6 for an adult and $3 for a child. if the total amount was 1428 and there were 56 more children than adults - then how many children attended?
*Tuesday, November 13, 2012 at 7:06pm*

**algebra**

How do you graph y=4^x
*Tuesday, November 13, 2012 at 6:57pm*

**honors algebra**

the volume V of a rectangular prism is given by V=lwh, where l is the length of the prism, w is it's width, and h is its height. The length of a certain rectangular prism is three times its width, and its height is 2 feet less than its width. write a simplified expression ...
*Tuesday, November 13, 2012 at 6:03pm*

**Algebra 8th grade please help!!!!!!**

Using the numbers 5, 8, and 24, create a problem using no more than four operations (addition, subtraction, multiplication, division, square, square root, cube, cube root) where the solution will be an irrational number. Explain why the result of your operations is an ...
*Tuesday, November 13, 2012 at 3:03pm*

**Math, algebra!! Please help!!!!!!**

Using the numbers 5, 8, and 24, create a problem using no more than four operations (addition, subtraction, multiplication, division, square, square root, cube, cube root) where the solution will be an irrational number. Explain why the result of your operations is an ...
*Tuesday, November 13, 2012 at 2:33pm*

**algebra**

Shelly sews a blanket that has an area of 170 square feet. It has 30 square blocks, each the same size. What is the approximate length of each side of a block?
*Tuesday, November 13, 2012 at 12:35pm*

**Basic Algebra**

-1/4 (x-8) +1/2 (x+2) =x+3
*Tuesday, November 13, 2012 at 10:58am*

**Algebra**

Task Type: Individual Project Deliverable Length: 3 Parts: See Assignment Details Points Possible: 150 Due Date: 11/5/2012 11:59:59 PM CT Weekly tasks or assignments (Individual or Group Projects) will be due by Monday and late submissions will be assigned a late penalty in ...
*Tuesday, November 13, 2012 at 12:51am*

**college algebra**

John invests $2500 in an account that pays a rate r compounded annually. If after 2 years the total interest earned is $650, find the approximate rate of interest
*Monday, November 12, 2012 at 11:05pm*

**college algebra--need help Please!!!**

I need to find the vertex and axis of symmetry of the folowing quadratic function. Can someone PLEASE help me!! y= -x^2-6x
*Monday, November 12, 2012 at 10:19pm*

**algebra**

my scenario, to start a small business you will need a loan of $50.000 to purchase the restaurant. The bank interest rate 9% that compounds monthly for 7 years. What is the monthly payment for this loan, what is the fomula that you will use and the values for each variable to ...
*Monday, November 12, 2012 at 9:01pm*

**algebra**

What does Descartes Rule of Signs tell you about the real roots of the polynomial -2x^3+3x^3-5x-2=0 possible answers one positive root either 2 or 0 neg 2 or 0 pos and 2 or 0 neg one pos and one neg either 2 or 0 pos and one neg
*Monday, November 12, 2012 at 8:53pm*

**algebra**

find a third degree polynomial equation with coefficients that has roots -4 and 6+i possible answers x^3-8x^2-11x+148=0 x^3-8x^2-12x+37=0 x^3-12x^2+37x=0 x^3-8x^2-11x=0
*Monday, November 12, 2012 at 8:51pm*

**algebra**

using the rational root theorem to list all possible rational roots of the polynomial equation x^3-x^2-x-3=0 possible answers -3,-1,1,3 1,3 -33 no roots
*Monday, November 12, 2012 at 8:49pm*

**algebra**

the speed of train A is 8 mph slower than the speed of train B. Train A travels 220 miles in the same time it takes train B to travel 260 miles. Find the speed of both trains. Speed of train A = Speed of train B =
*Monday, November 12, 2012 at 8:44pm*

**Algebra 2**

Find all intergers "K" such that the trinomial can be factored over the intergers: x^(2)+kx+8
*Monday, November 12, 2012 at 8:25pm*

**Algebra**

$9500 is invested part of it at 12% and part of it at 7%. For a certain year the total yield is $960.00. How much was invested at each rate? Please show work
*Monday, November 12, 2012 at 8:16pm*

**Algebra 2**

According to the US Census Bureau, the population of the United States has been growing at an average rate of approximately 2% per year. The census is taken every 10 years, and the population in 1980 was estimated at 226 million people. *If the rate of population growth in the...
*Monday, November 12, 2012 at 8:11pm*

**algebra**

a small business loan in the amount of 50,000 need to interest rate of 9% that compounds monthly for 7 years. What is the payment for 7 years, need formula for this. And what is the balance of the loan at the end of the 1st year? Show the formula used for each variable and the...
*Monday, November 12, 2012 at 7:54pm*

**Algebra 2**

Factor a^(5n)+a^(2n)
*Monday, November 12, 2012 at 7:38pm*

**Algebra 2**

factor b^n+5-b^5
*Monday, November 12, 2012 at 7:22pm*

**Analytic Algebra**

Verify your results of the 2 linear equations by graphing in the desired graphing program and paste the graph in your assignment document (edit/copy image). 35x + 50y = 2220 x + y = 51 y = 29 x = 22
*Monday, November 12, 2012 at 7:03pm*

**Algebra **

The booster club raised $102 in their car wash. They want to buy $18 soccer balls for the soccer team. Write and solve an inequality to find out how many soccer balls they can buy.
*Monday, November 12, 2012 at 5:32pm*

**Algebra**

3x + 7= -x - 1 -3x=x-(6-2x) 1-2x-5=4x+2 2x+3=-2x+5 I cant remember the steps to evaluate.
*Monday, November 12, 2012 at 5:13pm*

**Algebra 2 **

Suppose you got $5000 from family at your high school graduation. You decide to invest it for 30 years. If you invest it at 8% in a simple interest bond, how much is it worth after 30 years?
*Monday, November 12, 2012 at 3:00pm*

**algebra**

can you please explain how you may have gotten the answer thanks:) The coordinates of quadrilateral VWXY are given below. Find the coordinates of its image after a dilation with the given scale factor. V(6, 2), W(–2, 4), X(–3, –2), Y(3, –5), scale factor of 2
*Monday, November 12, 2012 at 2:10pm*

**Algebra**

17. A bag contains 10 white golf balls and 6 striped golf balls. A golfer wants to add 112 golf balls to the bag. He wants the ratio of white to striped golf balls to remain the same. How many of each should he add?
*Monday, November 12, 2012 at 2:07pm*

**algebra**

Johnny has $147 dollars in ten, five and one dollar bills. He has 38 bills. He has twice as many fives as tens. He has three more ones than fives. How many of each bill does he have?
*Monday, November 12, 2012 at 12:48pm*

**algebra, HELP!**

9. The sides of a rectangle are increased by a scale factor of 4. The perimeter of the smaller rectangle is 20 cm. What is the perimeter of the larger rectangle? (1 point) 320 cm 80 cm 120 cm 60 cm 10. A right triangle has an area of 13 m2. The dimensions of the triangle are ...
*Monday, November 12, 2012 at 12:33pm*

**College Algebra**

How do you solve 3 log(base 2)*(x-1)+ log(base 2)4=5
*Monday, November 12, 2012 at 12:15pm*

**algebra**

suppose the polynomial function below represents the power generated by a wind turbine where x represents the wind speed in meters per second and y represents the kilowatts generated interpret f(10) f(x)=0.08x^3+x^2+x+0.26
*Monday, November 12, 2012 at 9:52am*

**algebra**

suppose the polynomial function below represents the power generated by a wind turbine where x represents the wind speed in meters per second and y represents the kilowatts generated interpret f(10)
*Monday, November 12, 2012 at 9:52am*

**algebra**

use the remainder theorem to find the remainder when P(x)=x^4-9x^3-5x^2-3x+4 is divided by x+3
*Monday, November 12, 2012 at 9:50am*

**algebra**

write a polynomial in factored form x^3-3x^2-10x
*Monday, November 12, 2012 at 9:48am*

**algebra**

miquel is designing shiooing boxes that are rectangular prisms the shape of one box with height h in feet has a volume defined by the function v(h)=h(h-5)(h-6) graph the function what is the maximum volume for the domian 0<h(6 round to nearest cubis foot
*Monday, November 12, 2012 at 9:47am*

**algebra**

what is the relative maximum and minimum of the function. f(x)=x^3+6x^2-36
*Monday, November 12, 2012 at 9:45am*

**Algebra**

A dog trainer has 64 ft of fencing that will be used to create a rectangular work area for dogs. If the trainer wants to enclose an area of 192 ft2, what will be the dimensions of the work area?
*Monday, November 12, 2012 at 9:40am*

**algebra**

A wire runs from the top of a flagpole to a point on the ground that is 9 yards from the base of the pole. The wire is 15 yards long. How many yards tall is the flagpole? (Please type ONLY the numerical answer, no extra spaces or words. Do NOT include any units.)
*Monday, November 12, 2012 at 7:47am*

**Algebra**

How does finding the square root of a number compare to finding the cube root of a number? Use the number 64 in your explanation.
*Monday, November 12, 2012 at 6:50am*

**linear algebra**

in order to grow a certain crop, it is recommended that each square foot of ground be treated with 10 units of phosphorous, 9 units of potassium, and 19 units of nitrogen, suppose that there are three brands of fertilizer on the market - say brand X, brand Y, and brand Z. One ...
*Sunday, November 11, 2012 at 10:31pm*

**college algebra**

solve for X -7=7x^2-10x+6
*Sunday, November 11, 2012 at 10:28pm*

**Algebra**

A motorcycle breaks down and the rider has to walk the rest of the way to work. The motorcycle was being driven at 45mi/hr and the rider walks at a speed of 6mi/hr. Teh distance from home to work is 25 miles and the total time for the trip was 2 hours. How far did the ...
*Sunday, November 11, 2012 at 9:01pm*

**algebra**

-13=5(1+4m)-2m
*Sunday, November 11, 2012 at 8:40pm*

**algebra**

It takes a passenger train 2 hours less time than it takes a freight train to make the trip from Central City to Clear Creek. The passenger train averages 96mi/hr while the freight train averages 64mi/hr. How far is it from Central City to Clear Creek?
*Sunday, November 11, 2012 at 7:55pm*

**college algebra**

find the zero's for the following polynomial and give the multiplicity for each zero. For each zero, state whether the graph crosses the x-axis or touches the x-axis and turns around. f(x)=5(x-2)(x+4)^3 I am having trouble with this. Can you please show me how you got the ...
*Sunday, November 11, 2012 at 4:17pm*

**Math/Algebra**

I really need help! I have a paper due tomorrow and I can't find out this answer. Can you help me? The question says this: -2=n+5. Under it it says: (-2)-____=n+5-____. I know that n equals -7 but I can't find out the blanks. Please help!
*Sunday, November 11, 2012 at 3:33pm*

**algebra**

a new york city taxi charges $3 per ride plus an additional $0.50 per mile what is the function
*Sunday, November 11, 2012 at 3:15pm*

**Algebra**

On February 18, from 9 a.m. until 2 p.m., the temperature rose from -14(degrees)F to 38(degrees)F. What was the total increase in temperature during this time period?
*Sunday, November 11, 2012 at 1:46am*

**Algebra**

On February 18, from 9 a.m. until 2 p.m., the temperature rose from -14(degrees)F to 38(degrees)F. What was the total increase in temperature during this time period?
*Sunday, November 11, 2012 at 1:45am*

**algebra**

steps to (.15x)+(-.3x)=
*Sunday, November 11, 2012 at 1:43am*

**algebra**

steps to (.15x)+(-3x)=
*Sunday, November 11, 2012 at 1:41am*

**college algebra**

Given the following rational function, find: A. horizontal asymptotes B. vertical asymptote(s), if any C. oblique asymptote(s), if any f(x)=x^2-x-2/2x^2-x-21
*Saturday, November 10, 2012 at 6:04pm*

**Intermediate Algebra**

x+8 X+5 __________ _ ___________ X^2-10x+21 x^2-3x-28 Subtract, then reduce if possible
*Saturday, November 10, 2012 at 5:55pm*

**Algebra**

An apple orchard charges a fixed amount for the first four bushels of apples purchased and an extra amount for each additional bushel purchased. If the cost of 11 bushels of apples is $33 and the cost of 19 bushels is $55, what is the fixed charge for the first four bushels of...
*Saturday, November 10, 2012 at 3:39pm*

**algebra**

Determine whether y varies directly with x. If so find the constant of variation k and write the equation. x y 7 11 8 13 9 15 10 17 Help please!
*Saturday, November 10, 2012 at 2:08pm*

**algebra**

Determine whether y varies directly with x. If so, find the constant of variation k and write the equation. The table ges right side dwnards, 7,8,9,10 the left side dwn ges 11, 13, 15, 17 Now I understand it I just dont knw how t write it. Help please
*Saturday, November 10, 2012 at 2:05pm*

**algebra**

The graph of g(x) is f(x) translated to the left 8 units and up 2 units. What is the function rule for g(x) given f(x) = x²?
*Saturday, November 10, 2012 at 1:45pm*

**Algebra 106**

$625.00 investested in retirement fund for 10 years @ 3.84% compounded
*Saturday, November 10, 2012 at 10:41am*

**algebra**

What is cubic polynomial function in standard form with zero 1, -2, and 2
*Friday, November 9, 2012 at 9:35pm*

**algebra**

Use synthetic division to find P(3) for P(x)=x^4-6x^3-4x^2-6x-2 Can someone please explain
*Friday, November 9, 2012 at 9:28pm*

**Algebra**

Solve the linear inequality 5- 7/6x greater than or equal to 7
*Friday, November 9, 2012 at 8:44pm*

**algebra**

A boat on a river travels downstream between two points, 70 mi apart, in one hour. The return trip against the current takes 2 1 2 hours. What is the boat's speed (in still water)
*Friday, November 9, 2012 at 7:11pm*

**college algebra**

find the function that is finally graphed after the following transformations are applied to the graph of y=sqrt x in the order listed. 1. relected about the x-axis 2. shift down 9 units 3. shift left 2 units y=
*Friday, November 9, 2012 at 2:26pm*

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