Friday

December 9, 2016
Total # Posts: 892

**college algebra, Please help!!**

9x-1=144(6x) 9x-1=864x 9x-1-864x=0

*November 28, 2012*

**Science**

5km/100 is equal to 1/20 because you dived 5km/100km by 5 which gives you 1/20

*November 27, 2012*

**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

*November 27, 2012*

**algebra **

Could someone please explain the steps in finding all the real zeroes y=(x-12)^3-7 I do not know how

*November 27, 2012*

**English**

Why do you use "for" instead of "on" when you are talking about responsibilities? For example, if you wrote "they have these responsibilities for the house" why is it "for" not "on"?

*November 26, 2012*

**algebra**

Thank you

*November 26, 2012*

**algebra**

Im doing this problem also and a I cant figure it out

*November 26, 2012*

**algebra**

I still do not understand

*November 26, 2012*

**algebra**

Steve can you explain what Im doing wrong the only choices I have sre; y=x^4-4x^3-4x^2-4x-3 y=-x^4+4x^$x^2+4x+3 y=x^4x^3+3x^2+4x-4 y=x^4+4x^3+4x^2+4x+3

*November 26, 2012*

**algebra**

not sure if I did it right but is it y=x^4+4x^3+4x^2+4x+3

*November 26, 2012*

**algebra**

Not sure what you mean

*November 26, 2012*

**algebra**

What is a quartic function with only the two real zeroes given? x=-1 and x=-3 Would someone please explain

*November 26, 2012*

**algebra**

thank you for checking and helping

*November 26, 2012*

**algebra**

find the real solution of the equation by graphing 6x^3-2x=-9x^2 i got 0.2,-1.7 is this correct

*November 26, 2012*

**algebra**

Can someone please explain these problems to me I have tried and cannot figure them out. 1)Use synthetic division to find p(-3) for p(x)=x^4-2x^3-4x+4 2)Find all the zeroes of the equation x^4-6x^2-7x-6=0

*November 25, 2012*

**Accounting**

Please Help!!!! Trying to get a little help on working this accounting problem. Please help... Jawed enterprises uses a job-order costing system and a predetermined overhead rate based on machine hours. At the beginning of the year, the company estimated manufacturing ...

*November 25, 2012*

**Accounting**

Trying to get a little help on working this accounting problem. Please help... Jawed enterprises uses a job-order costing system and a predetermined overhead rate based on machine hours. At the beginning of the year, the company estimated manufacturing overhead for the year ...

*November 24, 2012*

**english**

thank you

*November 18, 2012*

**english**

Has anyone read Kate Chopin is so could you check my answers? 1. When Mrs. Sommers leaves to go shopping, she forgets to take money. her daughter Mag’s size. her preferred store. to eat lunch.***** 2. The resolution of a story should build to the climax of the story. ...

*November 18, 2012*

**algebra**

thank you

*November 18, 2012*

**algebra**

what are the real or imaginary solutios of the polynomial equation x^3-8=0 I came up with 1+i sgrt 3 and 1-i sgrt 3 could some see if I'm right

*November 18, 2012*

**algebra**

thank you

*November 18, 2012*

**algebra**

What are the zeros of the function? what are their multiplicities f(x)=4x^3-20x^2+24x numbers -3,-2,and 0 are multiplicity of 1 numbers 3,2,and 0 are multiplicity of 1

*November 18, 2012*

**algebra**

Thank you

*November 18, 2012*

**algebra**

What is a polynomial function in standard form with zeroes 1,2,-3,and -3

*November 18, 2012*

**books**

Ambrose Biercs Could someone that has read the story check my work? 1. The gray-clad soldier who tells Farquhar about the bridge is on his way to the bridge. a Federal scout. ****** frightened of being caught and hanged. planning to burn the bridge. 2. Unimaginably, Farquhar ...

*November 16, 2012*

**Math**

What is the difference between 500 thousandths and 5 tenths. I thought you could drop extra zeros to the right of the decimal? .500 vs .5

*November 15, 2012*

**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

*November 14, 2012*

**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

*November 14, 2012*

**algebra**

I thought the graph looks like it opens up with the bottom on 2

*November 14, 2012*

**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

*November 14, 2012*

**algebra**

so you think y=x^4+2x^3-3x^2-2x+1 I don't understand these problems

*November 14, 2012*

**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...

*November 14, 2012*

**algebra**

Let's see it''s okay for you to ask for help, but noone else!!! Mind your own business if you have nothing nice to say.

*November 14, 2012*

**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 ...

*November 14, 2012*

**books**

I am not sure how to discuss the scene or general play I have the main characters but not sure about the rest,

*November 12, 2012*

**books**

Reread the nightmare scene near the end of The Night Thoreau Spent in Jail and describe the main characters and primary events in Henry’s nightmare. Also, discuss this scene in particular, and the play in general, as a work of protest against war itself. Do you recognize ...

*November 12, 2012*

**algebra**

Can you check my work? f(10)=0.08*10^3+10^2+0.26 80+100+10+0.26 =190.26

*November 12, 2012*

**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

*November 12, 2012*

**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)

*November 12, 2012*

**algebra**

-3[1 -9 -5 -3 4 -3 36 -93 288 1 -12 32 -96 292 x^3-12x^2+31x-96 x+3[x^4-9x^3-5x^2-3x+4 -(x^4+3x^3) -12x^3-5x^2 -(-12x^3-36^2 31x^2-3x (-31x^2+93x) -96x+4 -(-96-288) 292

*November 12, 2012*

**algebra**

x(x^2-3x-10) x(x^2-5x+2x-10) x(x(x-5)+2(x-5) x=(x-5)(x+2)

*November 12, 2012*

**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

*November 12, 2012*

**algebra**

dividing polynomials possible answers are max(-6,216)minimum(2,-40) (-6,40) (2,-216) (6,216) (-2,-40) (6,40) (-2,-216)

*November 12, 2012*

**algebra**

I don't understand

*November 12, 2012*

**algebra**

what is the relative maximum and minimum of the function. f(x)=x^3+6x^2-36

*November 12, 2012*

**algebra**

What is cubic polynomial function in standard form with zero 1, -2, and 2

*November 9, 2012*

**algebra**

Use synthetic division to find P(3) for P(x)=x^4-6x^3-4x^2-6x-2 Can someone please explain

*November 9, 2012*

**math**

Thanks Michael's for the answer 1,322

*November 8, 2012*

**math**

I have 1 thousand, 12 tens, 2 hundreds, and 2 ones. What number am I?

*November 8, 2012*

**economics**

Could someone check my work? Please When the government attempts to cover large deficits by creating more money, what is the probable result called? government borrowing hyperinflation (my choice) excess currency full employment 2. What is one of the major problems caused by a...

*November 6, 2012*

**algebra**

What are the solutions? 1/2x^2+2x+3=0

*November 6, 2012*

**algebra**

Use the quadratic formula to solve the equation. x^2-7x-6=0

*November 6, 2012*

**algebra**

What is the expression in factored form? 2x^2+16x+24

*November 6, 2012*

**algebra**

What is the vertex form of the equation? y=-x^2+12x-4

*November 6, 2012*

**algebra**

Wheres Steve when I need him?

*November 5, 2012*

**algebra**

can someone explain the benefits of writing a quadratic equation in vertex form and benefits of writing a quadratic equation in standard form? Name specific methods you can use while working with one form or the other. Any help will be appreciated.

*November 5, 2012*

**algebra**

Got it

*November 5, 2012*

**algebra**

I have a ti-84 and don't know how to use it.

*November 5, 2012*

**algebra**

y<x^2+8x+20 y>=-x^2-10x-20 what is the solution of the system of inequalities? Then says to graph but not sure if the graph is shaded or not.

*November 5, 2012*

**Healthcare Law & Ethics**

why is the current health care system is in turmoil? Identify one or two major problems of health care and analyze the impact of the problem(s) on patients and the community. Describe the benefits and risks of national health insurance.

*November 4, 2012*

**algebra**

im not sure if you go up 4 and over 2 or up 2 and over 4, this is where i get confused

*November 3, 2012*

**algebra**

I meant youd go up 4 and over 2 looking at graph would be on right side. Was just making sure I was doing it right.

*November 3, 2012*

**algebra**

identify the graph of 4+2i if someone could explain to me how you decide which way to go on the graph as far as imaginary and real axis

*November 3, 2012*

**algebra**

i figured it out to be 1+isqrt9

*November 3, 2012*

**algebra**

the possible answers are; 1+-i sqrt 11 -1+-i sqrt 9 1 +- i sqrt 9 -1 +- i sqrt 11

*November 3, 2012*

**algebra**

what is the solution 1/2x^2-x+5=0 could someone please explain

*November 3, 2012*

**algebra**

thank you

*November 3, 2012*

**algebra**

simplify the expression -6+i/-5+i Could someone explain the steps?

*November 3, 2012*

**algebra**

Use the quadratic formula to solve the equation. -4x^2-3x+2=0 Can someone please explain

*November 1, 2012*

**algebra**

I got 14.86 yards not sure if right

*November 1, 2012*

**algebra**

A landscaper is designing a flower garden in the shape of a trapezoid. She wants the shorter base to be 3 yards greater than the height and the linger base to be 7 yards greater than the height. She wants the area to be 295 square yards. The situation is molded by the equation...

*November 1, 2012*

**economics**

can someone explain the relationship between consumer expectations and economic performance? Could use some help.

*October 31, 2012*

**algebra**

Thank you for explaining problems so that one can understand. Very much appreciated.

*October 31, 2012*

**algebra**

Rewrit the equation in vertex form. Name the vertex and y-intercept. y=3/5^2+30x+382 I need some help do not understand these type of problems.

*October 31, 2012*

**algebra**

Still confused, but I'll try another one and see if I get it. Thank you.

*October 31, 2012*

**algebra**

Solve the quadratic equation by completing the square. -3x^2+9x=1 Not sure how to do these, if someone could expplain.

*October 31, 2012*

**algebra**

The y=4.8x^2+25x+24 was correct answer, but I'm not sure how you got that.

*October 29, 2012*

**algebra**

You throw a rock off the balcony overlooking your backyard the table shows the height of the rock at different times use quadratic regressin to find a quadratic model for this data. time 0 1 2 3 4 5 height 24 44.2 54.8 55.8 47.2 29 would someone explain this to me had a ...

*October 29, 2012*

**algebra**

Not sure where I made my mistake.I lost myself after the 4a-2b+5=0, 16a+4b+5=-59. Could you please clarify what I need to do next.

*October 29, 2012*

**algebra**

What is the equation in standard form of a parabola that models the values in the table? x -2 0 4 f(x) 1 5 -59 Please help.I have somewhat of an idea a(-2)^2+b(-2)+c c=1 a(0)^2+b(0)+c= c=5 a(4)^2+b(4)+c c=-59 4a+2b+c=1 0a+0b+c=5 16a+4b+c=-59 4a-2b+5=0 16a+4b+5=-59 4a-2b+5-5=0-...

*October 29, 2012*

**algebra**

Thanks for helping I have posted two other questions if you might be able to help

*October 29, 2012*

**algebra**

what is the equation in standard form of a parabola that contain the following points? (-2,-20),(0,-4),(4,-20) Please Help

*October 29, 2012*

**algebra**

Okay thank you

*October 29, 2012*

**algebra**

Which steps transform the graph of y=x^2 to y=-2(x-2)^2+2. a) translate 2 units to the left translate down 2 units stretch by factor 2 b)translate 2 units to the right translate up 2 units stretch by the factor 2 c)reflect across the x-axis translate 2 units to the left ...

*October 29, 2012*

**algebra**

sorry was y we have to show our steps when figuring problems thank you

*October 29, 2012*

**algebra**

y=a(x-h)^2+k y=a(x+4)^2+7 8=a((x-3)+4)^2+7 8=a(1)^2+7 1=a 4=(x+4)^2+7 Is this right?

*October 29, 2012*

**algebra**

I'm not sure what your saying

*October 29, 2012*

**algebra**

Suppose a parabola has a vertex (-4,7) and also passes through the point (-3,8) Write the equation of the parabola in vertex form. f(x)=a(x-h)^2+k I believe h=-4 k=7 Not sure what to do from here.

*October 29, 2012*

**algebra**

A biologist took a count of the number of migrating waterfowl at a particular lake, and recounted the lakes population of waterfowl on each of the next six weeks. Find the function that models the data as a function of x, the number of weekx. Use the model to estimate the ...

*October 25, 2012*

**Chem**

What mass of lithium (in g) is required to react completely with 58.3 mL of N2 gas at STP?

*October 23, 2012*

**physics**

A child has a temperature of 101◦F. If her total skin area is 13 m2, find the en- ergy loss per second due to radiation, assum- ing the emissivity is 1. The Stefan-Boltzmann constant is 5.6696 × 10−8 W/m2 · K4 . (As- sume the room temperature is 70&#...

*October 21, 2012*

**physics**

A child has a temperature of 101◦F. If her total skin area is 13 m2, find the en- ergy loss per second due to radiation, assum- ing the emissivity is 1. The Stefan-Boltzmann

*October 21, 2012*

**algebra**

Could someone please explain this question to me.

*October 20, 2012*

**algebra**

You live near a bridge that goes over a river. The underside of the bridge is an arch that can be modeled with the function y=-0.000475x^2+0.851x, where x and y are in feet. How high above the river is the bridge(the top of the arch)? How long is the section of bridge above ...

*October 20, 2012*

**algebra**

Thank you.

*October 20, 2012*

**algebra**

what is the vertex form of the equation y=x^2+4x-3 Could someone please explain.

*October 20, 2012*

**algebra**

Identify the maximum or minimum value and the domain and range of the graph of the function y=2(x-3)^2-4 Can someone please help me.

*October 17, 2012*

**algebra**

Oh thank you for explaining

*October 17, 2012*

**algebra**

Identify the vertex and the axis of symmetry of the graph functio y=3(x+2)^2-3 Could someone please help me

*October 17, 2012*