# Posts by anonymous

Total # Posts: 106,781

**Calculus**

Write an expression for y = f(x) by solving the differential equation dy/dx = x?y with the initial condition f(3) = 25. I got y = (x^2/4 + 11/4)^2.

*March 3, 2017*

**Algebra**

f(2)=f(4)=0, f(3)=?2. f(x)=?

*March 3, 2017*

**Algebra**

Zeroes at 1±sqrt(2) ,y-intercept at –4 f(x)=?

*March 3, 2017*

**Algebra**

5/18 ...

*March 3, 2017*

**Math- Formulas**

Thank you very much Ms. Sue!

*March 3, 2017*

**Math- Formulas**

What are some formulas that you use in everyday life and how do you use them? I already wrote about volume but I need some other ideas.

*March 3, 2017*

**language arts**

In both "Miracles" and "in Justâ€”," the poets use images that appeal to the senses. In a paragraph, compare the use of imagery in the two poems. First, present images in each poem that appeal to the senses of sight, sound, and touch. Then, ...

*March 3, 2017*

**maths **

calculate the surface area of a sphere of which the volume is 9000mm^3

*March 3, 2017*

**Technical writing**

I agree with Ms. Sue.

*March 3, 2017*

**math**

Since 1 mile cost 2 so 7×2=14 $ in addition for the cab ride so 14+2=$16

*March 3, 2017*

**Math**

Find the dimensions of a right triangle that maximizes the area when the perimeter is 10 cm

*March 3, 2017*

**rift vally universtiy**

Expain the profit maximation codition of plant monoplist

*March 3, 2017*

**rift vally universtiy**

prove the profit maximaization of the consume i.e mu=p, according tocardinalist using mathmaticale derivation

*March 3, 2017*

**Maths**

How many cubes of edge 1/2cm are required to build a cube of side 3cm

*March 3, 2017*

**Maths**

How many cubes of edge 1/2cm are required to build a cube of side 3cm

*March 3, 2017*

**Maths**

How many cubes of edge 1/2cm are required to build a cube of side 3cm

*March 3, 2017*

**Math**

Thank you Lala for the open ended

*March 3, 2017*

**Math**

Thank you Lala for the open ended

*March 3, 2017*

**Math**

The second to last one is right for the unit two lesson three one

*March 3, 2017*

**Math**

Who is right

*March 3, 2017*

**Math**

Who is right

*March 3, 2017*

**Math**

this is for UNIT 2 LESSON 13 CONNEXUS PRE ALGEBRA TEST.

*March 3, 2017*

**Math**

here ar ethe real answers 1c 2b 3c 4a 5d 6c 7c 8d 9c 10a 11a 12a 13c 14b 15b 16c 17b 18c 19c the lalal word problems are right

*March 3, 2017*

**Math**

but the first five questions that lalal put are correct so i think your just trying to hide the fact that she is right maybe you just have a different test.

*March 3, 2017*

**Math**

They are both wrong I would put the answers but I don't feel like it

*March 3, 2017*

**Math**

Ok guys lets approach this natural the person who did lalalal said she was right so if you have the same test that lalalal had with the same lesson description she put those answers should be correcte

*March 3, 2017*

**Math**

I'd just like to say this; from what I can tell, everyone has different tests. It seems the first two are the same for every test but the rest are different. You're all just going to have to pucker up for this one and grab your book.

*March 3, 2017*

**Math**

Some people are given different tests so that we don't cheat u dumb !@#$%^&s try posting some of the questions along with the answers

*March 3, 2017*

**Math**

ok some one tell me if naruto is right and if lalala is wrong i think lalalal is right

*March 3, 2017*

**Math**

if any one else has taken the test can you confirm that these are the right answers

*March 3, 2017*

**Math**

Are this correct pleas be hounest

*March 3, 2017*

**Math**

Did you ever get the answers

*March 3, 2017*

**Math(precalc)**

After a while, it's just plain algebra.

*March 2, 2017*

**math**

1. A formula for converting degrees Fahrenheit F, to degrees Celsius, C, is C = 5/9(F - 32) Express F in terms of C If normal human body temperature is 37C what is this temperature in degrees Fahrenheit? <--- is it 98.6F

*March 2, 2017*

**Finance**

Jack has $6,000 invested in a bank that pays 3% annually. How long will it take for his funds to double?

*March 2, 2017*

**Finance**

Suppose you would like to retire in 50 years as a millionaire. If you have $7,500 today, what rate of return must you earn on $7,500 to achieve your goal

*March 2, 2017*

**Math**

23⁄107 <br> <br>or, as an exponent, <br> <br>x23⁄107 y-3⁄10

*March 2, 2017*

**Math**

23⁄107 or, as an exponent, x^23⁄107 y-3⁄10

*March 2, 2017*

**science**

1. In paper chromatography, is the substance being tested the solute or solvent? Explain your answer. I think the substance being tested is a solvent. I think this because it is being dissolved to form the ink on the filter paper. 2. A bucket of paint spills on your classroom ...

*March 2, 2017*

**Pre calculus**

ramp needs an angle of elevation no greater than 4.8. the business has 8 ft to build the ramp. the ramp must rise 6 inches above the ground. can a ramp be built in this space? if a ramp can be built what is the minimum horizontal distance possible? please show work. i'm ...

*March 2, 2017*

**Urgent--Geometry(trig part)**

So I am new to sine, cosine, and tangent, so I need some help. Just explain it. No need for the answers unless you want to give it to me. :D Let triangle ABC be a right triangle with angleC=90degrees. Given the tangent of one of the complementary angles of the triangle, find ...

*March 2, 2017*

**chemistry help ?!**

Well exothermic means releasing energy/heat so what do you think?

*March 2, 2017*

**Science- Astronomy**

Thank you! :)

*March 2, 2017*

**Science- Astronomy**

Thank very very much! That is exactly what I needed! :)

*March 2, 2017*

**Physics**

A car is traveling with constant 20.0 ms for 2.0mins constant rate 0.50 how far can travel for first part of the trip How long does it take for the car to a stop during the decond part of trip How far does it take during second trip What average velocity

*March 2, 2017*

**language**

Your welcome! :)

*March 2, 2017*

**language**

The definition of conjunction on google is this: a word used to connect clauses or sentences or to coordinate words in the same clause (e.g., and, but, if ). So based on that what do you think it is? If you ask me, I would say the answer is B:but

*March 2, 2017*

**math**

thats really slow fyi

*March 2, 2017*

**math**

17/6=2.83333333333333333333333333

*March 2, 2017*

**Math**

Im guessing t is the length of one side. The cubed root of 343 is 7. And since a cube is t^3 than the answer is 7.

*March 2, 2017*

**Powerpoint Project**

I know this project may seem very difficult at first, but it is actually very easy. All I did for this project was do a life cycle of a bird. I think she also provided a sample if you just check the message board. I hope this helps and please let me know if you have any ...

*March 2, 2017*

**ENGLISH**

If you tell me the name of the poem I could help you! :)

*March 2, 2017*

**math**

The table shows the height of a plant as it grows. What equation in point-slope form gives the plant’s height at any time? Let y stand for the height of the plant in cm and let x stand for the time in months. A. y – 15 = (x – 3) B. y – 15 = 5(x – 3) C...

*March 2, 2017*

**ELA 6th grade**

I agree with Writeacher. #3 and #5 seem right but I think #4 is B. I am not sure though.

*March 2, 2017*

**english grammar check please**

alic had to go home. she was lonely

*March 1, 2017*

**math**

If the wages of 12 men for 17 days is Rs.34000, find the approximate wages of 16 men for 18 days.

*March 1, 2017*

**Precalculus**

Determine whether the function is a power function. If the function is a power? function, state the power and constant of variation. f(x)=5*7^x

*March 1, 2017*

**Math**

If you bike for 3 hours at 10 mph and then walk for 1 hour at 2 mph, what would be your average speed?

*March 1, 2017*

**Biology **

Please help with these questions question: Oxygen consumption by a growing culture of Escheri... oxygen consumption by a growing culture of Escherichia coli bacteria. What could explain the gradual consumption of oxygen, even though no glucose has yet been added to the ...

*March 1, 2017*

**science**

Thanks Ms. Sue!!

*March 1, 2017*

**science **

describe the inner planets.

*March 1, 2017*

**math**

How do you know its a right angle when the answer is 34 i thought it has to be 90?

*March 1, 2017*

**art**

i need help for answer please!!! ;)

*March 1, 2017*

**Math**

The probabilities for randomly picking out marbles from a jar are given below. Green: 0.3 Blue: 0.2 Red: 0.2 Yellow: 0.3 What is the probability of picking out a marble that is not green and not yellow?

*March 1, 2017*

**history**

disagree on the first, agree on the second.

*March 1, 2017*

**Equations with Fractions**

4/5 - 3/10 = 8/10-3/10 = 5/10 = 1/2 so 6 gallons is half a tank :)

*March 1, 2017*

**Biology **

Please help with these questions question: Oxygen consumption by a growing culture of Escheri... oxygen consumption by a growing culture of Escherichia coli bacteria. What could explain the gradual consumption of oxygen, even though no glucose has yet been added to the ...

*March 1, 2017*

**Calculus**

what does y = e^.5 x look like? at x = 0, y =e^0 = 1 at x = .1, y .= e^.05 = 1.05 at x = .2 y = 1.11 at x = ln(3) = 1.098 = 1.1 y = e^.5 ln (3) = e^ln (sqrt 3) = 1.73 well, y goes from 1 at x = 0 to y = 1.73 at x =1.1l so it looks like washers but the sensible way might be to ...

*March 1, 2017*

**Biology **

Please help with these questions question: Oxygen consumption by a growing culture of Escheri... oxygen consumption by a growing culture of Escherichia coli bacteria. What could explain the gradual consumption of oxygen, even though no glucose has yet been added to the ...

*March 1, 2017*

**calculus- optimization**

I will work on 1/4 of the circle y = height x = half of width r^2 = x^2 + y^2 = 4 A = x y so x = A/y A^2/y^2 + y^2 = 4 A^2 + y^4 = 4 y^2 let p=y^2 p^2 -4p = -A^2 p^2 - 4p + 4 = -A^2+4 (p-2)^2 = - (A^2-4) p = 2 so y = sqrt 2 and A = 2 and x = 2/sqrt2 = sqrt 2 so height= y = ...

*March 1, 2017*

**Math**

A rectangle has the area of 25 square feet. A similar rectangle has an area of 240 square feet. What is the ratio of the area of these similiar triangles?

*March 1, 2017*

**Science**

The combined resistance of two identical resistors connected in series is 8 ohm. Their combined resistance in a parallel arrangement will be?

*March 1, 2017*

**Biology **

Please help with these questions question: Oxygen consumption by a growing culture of Escheri... oxygen consumption by a growing culture of Escherichia coli bacteria. What could explain the gradual consumption of oxygen, even though no glucose has yet been added to the ...

*March 1, 2017*

**life orientation**

explain in a short paragraph what can trigger spectator aggression in sport

*March 1, 2017*

**thinking works math**

Part 'A' answer: Show all of your calculations and label your answer. *

*March 1, 2017*

**Phyiscs**

hearing rattles from a snake, a boy make two rapid displacements of magnitude 1.8m and 2.4m in sketches show how the two displacements might add up to give magnitude of 4.2m, 3.0m and 0.6m?

*March 1, 2017*

**Science 6**

I think you are right.

*March 1, 2017*

**Phyiscs**

hearing rattles from a snake, a boy make two rapid displacements of magnitude 1.8m and 2.4m in sketches show how the two displacements might add up to give magnitude of

*March 1, 2017*

**Physics **

hearing rattles from a snake, a boy make two rapid displacements of magnitude 1.8m and 2.4m in sketches show how the two displacements might add up to give magnitude of 4.2m, 3.0m and 0.6m?

*March 1, 2017*

**Science **

hearing rattles from a snake, a boy make two rapid displacements of magnitude 1.8m and 2.4m in sketches show how the two displacements might add up to give magnitude of

*March 1, 2017*

**Phyiscs**

hearing rattles from a snake, a boy make two rapid displacements of magnitude 1.8m and 2.4m in sketches show how the two displacements might add up to give magnitude of

*March 1, 2017*

**Related Rates**

Gravel is being dumped from a conveyor belt at a rate of 10 cubic feet per minute. It forms a pile in the shape of a right circular cone whose base diameter and height are always the same. How fast is the height of the pile increasing when the pile is 25 feet high? Recall that...

*March 1, 2017*

**Physics**

hearing rattles from a snake, a boy make two rapid displacements of magnitude 1.8m and 2.4m in sketches show how the two displacements might add up to give magnitude of

*February 28, 2017*

**math**

A pair of dice is rolled. Find the probability of rolling ?a) a sum not more than 1010?, ?b) a sum not less than 77?, ?c) a sum between 33 and 77 ?(exclusive).

*February 28, 2017*

**Chemistry **

Calculate the wavelength of nitrogen molecule travelling with a speed of 500 m/s

*February 28, 2017*

**Math - Linear Approximation **

Use a linear approximation to estimate the number (27.07)^(2/3)

*February 28, 2017*

**Related Rates**

Nevermind, I got it. it's 7.21

*February 28, 2017*

**Calculus**

The graph of the equation is x^2+xy+y^2=9 a) What is the equation of the right most vertical tangent? b) That tangent touches the ellipse where y= what? I've calculated the derivative to y'=(-y-2x)/(2y+x) and I found the horizontal tangents. How do I do this part?

*February 28, 2017*

**science**

The effects of electricity can be explained by the structure of the _______?

*February 28, 2017*

**Math - implicit differentiation**

What numbers am i plugging in? Solving for y' gives me (-y-10x-2)/x. Plugging in 2 for x doesn't give me the right answer, so I don't know where to go from there.

*February 28, 2017*

**Math - implicit differentiation**

Suppose 5x^2+2x+xy=2 and y(2)=?11. Find y?(2) by implicit differentiation.

*February 28, 2017*

**Physics**

12.8cm

*February 28, 2017*

**physics**

Find the length of a pendulum that oscillates with a frequency of 0.25 Hz

*February 28, 2017*

**Intermidiate Algebra**

While hovering near the top of a waterfall in a national park at 23042304 Ã¢â‚¬â€¹feet, a helicopter pilot accidentally drops his sunglasses. The height h left parenthesis t right parenthesish(t) of the sunglasses after t seconds is ...

*February 28, 2017*

**Math**

Calculate the perimeter of a rectangle whose length and breadth are 15m and 12m.find the cost of fencing the field at the rate of rs 25 per meter.

*February 28, 2017*

**BUSINESS MATHS**

William has been contracted to paint a school classroom. The classroom is 20 m long, 15 m wide and 5 m high. There are four windows (2m by 3m) and a door (2m by 1m). a) What is the cost of painting the ceiling at N$ 6.50 /m²? [5 marks] b) What is the cost of painting the ...

*February 28, 2017*

**Us HISTORY**

How badly do you think relations with the Soviet Union were strained when the U2 was shot down in 1960? Explain your answer...

*February 27, 2017*

**chemistry**

Write the reactants and products of the reaction between zinc and oxygen. Include the half-reactions. What type of reaction is this? I know the reaction is 2Zn + O2 -> 2ZnO I am not really sure where to go from here.

*February 27, 2017*

**Bology**

Lysosome in plants-what organelles do you have experience working with? What skill set does it have?

*February 27, 2017*

**Physics**

A car drive straight of the edge of a cliff that is 54m high. The police note that the point of impact is 130m from the base of the cliff. How fast was the car travelling when it went off the cliff.

*February 27, 2017*