Questions Asked on
November 26, 2016

Calculus
The base of a solid is the circle x2 + y2 = 9. Cross sections of the solid perpendicular to the xaxis are equilateral triangles. What is the volume, in cubic units, of the solid? 36 sqrt 3 36 18 sqrt 3 18 The answer isn't 18 sqrt 3 for sure.
asked by Muhammad 
math
If f is a function such that the limit as x approaches a of the quotient of the quantity f of x minus f of a and the quantity x minus a equals 7, then which of the following statements must be true?
asked by Anonymous 
Differential calculus
Find the most economical proportions for a covered box of fixed volume whose base is a rectangle with one side three times the other.
asked by Mohammed 
Math
Find the resultant in magnitude and direction of forces 10N, 20N, 30N, 40N, acting respectively in the direction 60,120,180 and 270. I tried drawing out the forces with the respective angles but the angles are more than 360.#confused
asked by Shade 
mechanical behaviour of materials
Iron carbide (Fe3C) particles are dispersed in iron. The surface energy of Fe3C is 2J/m2, the shear modulus of iron is 64GPa and the Burgers vector of iron is 0.25nm. What minimum surface energy of the obstacle is required to induce dislocations to be
asked by karthik 
pre calculus
Forces with magnitudes of 250 pounds and 130pounds act on an object at angles 45degrees and 60degrees respectively with the positive axis. Find the direction and magnitude of the resultant of these forces.
asked by Anonymous 
Math
Using the letters A and B, the following twoletter code words can be formed: AA, AB, BB,Ba. Using the letters A, B, and C, how many different threeletter code words can be formed? I know that the answer is 27 from the answer sheet, but how? Can you
asked by Stephanie 
Algebra
A private plane traveled from Seattle to a rugged wilderness, at an average speed of 420 mph. On the return trip, the average speed was 300mph. If the total traveling time was 6 hours, how far is Seattle from the wilderness?
asked by Itati 
Biology
What do plants and algal cells need to produce proteins? Where do plants and again cells get this supple from? THANKS!!!
asked by Reece 
American Government
A woman is asked to serve on a jury. Instead of hearing two sides of the case, she only hears from the prosecutors, who ask the jury to decide whether they think someone is probably guilty. The state will only arrest the person and hold a formal trial if
asked by Anon 
finance
A client in the 26 percent marginal tax bracket is comparing a municipal bond that offers a 6.4 percent yield to maturity and a similarrisk corporate bond that offers a 9.10 percent yield. Determine the equivalent taxable yield. (Round your answer to 2
asked by deda 
math
Which of the following is the best linear approximation for f(x) = sin(x) near x = π seconds?
asked by Anonymous 
math
If f(−1) = −3 and f prime of x equals the quotient of 4 times x squared and the quantity x cubed plus 3 , which of the following is the best approximation for f(–1.1) using local linearization
asked by Anonymous 
Differential calculus
A light is placed on the ground 30 ft from a building. A man 6 ft tall walks from the light toward the building at the rate of 5 ft/sec. Find the rate at which the length of his shadow is changing when he is 15 ft from the building.
asked by Mohammed 
English
1. The fluorescent lamp is over the desk. 2. An ant is beneath the table. 3. The cat is under the table. 4. A book is on the table.  Does #1 mean that the fluorescent lamp is right above the table? If the fluorescent lamp is in the
asked by rfvv 
precalculus
Forces with magnitudes of 250 pounds and 130 pounds, act on an object at angles 45°and 61° respectiviley , with the positive axis. Find the direction and magnitude of the resultant of these forces.
asked by Aaaron 
Differential calculus
A ladder 20 ft long leans against a vertical wall, If top slides downward at the rate of 2 ft/sec, find how fast the lower end is moving when it is 16 ft from the wall.
asked by Mohammed 
Transcription
Her pupils were reactive to light. runon fragment correct
asked by Yvette 
Math
The Kelvin scale is an absolute temperature scale threat can be used to calculate percent change in temperatures.The formula to convert Celsius to Kelvin is K=C+ 273.15.What is the percent change if the temperature rises from 21*C to 29*C?Round to the
asked by lilbrandon1007 
pre calculus
A triangular parcel of land has borders of lengths 55 meters, 85 meters, and 100 meters. Find the area of the parcel of land.
asked by Anonymous 
Physics
A plank 3m long and having a mass of 20kg is supported at its ends. Imagine that a person with a mass of 50 kg stands m from one end. What are the magnitudes of the force exerted by the supports?
asked by Josh 
Please help. maths
For each of the threedigit numbers with no digits zero, the difference between the number itself and the product of its digits is calculated. The largest such difference is A. 110 B. 270 C. 902 D. 910 E. 927
asked by Jim 
stat
In an extensive study involving thousands of British children, Arden and Plomin (2006) found significantly higher variance in the intelligence scores for males than for females. Following are hypothetical data, similar to the results obtained in the study.
asked by jessie 
precalculus
Find the component form and magnitude of the vector w that has initial point(8,12) and terminal point (4,1)
asked by Aaaron 
pre calculus
Find all of the solutions of the equation x^4625i=0 and represent the solutions graphically.
asked by Cain 
Math
As a tornado moves, its speed increases. The functions S(d) = 93logd+65 relates the speed of the wind, S, in miles per hour, near the center of a tornado to the distance that the tornado has traveled,d, in miles. a) Graph this function. b) Calculate the
asked by NeedHelp 
Algebra
The equation h = 16t^2 + 32t + 9 gives the height of a ball, h, in feet above the ground, at t seconds after the ball is thrown upward. How many seconds after the ball is thrown will it reach its maximum height? What is its maximum height?
asked by Aaron 
Differential calculus
reservoir has the shape of a rightcircular cone. The altitude is 10 feet, and the radius of the base is 4 ft. Water is poured into the reservoir at a constant rate of 5 cubic feet per minute. How fast is the water level rising when the depth of the water
asked by Mohammed 
pre calculus
how do you use e^a+bi = e^(cos b + i sin b) to derive the equation eπi + 1 = 0
asked by Anonymous 
physics
A pendulum clock has a pendulum shaft made of aluminum which has a coefficient of linear expansion of 24.0*10^6K^1. At 22 degrees celsius the period of the swing of the pendulum is 1.00seconds. If the temperature is reduced to 5 degrees celcius, how much
asked by dan 
physics
An airplane is flying above the Earth's surface at a height of 9.30 km. The centripetal acceleration of the plane is 18.2 m/s2. What is the angular velocity of the plane moving in uniform circular motion? Take the radius of the earth to be 6400 km.
asked by Please help 
chemistry
CH4+2O2>CO2+2H2O If 22.75g of carbon dioxide is obtained when 9g of methane is burned in excess oxygen, what is the percent yield? Show work too please
asked by help pls 
analogies
Letter is to mail as money is to (a)bank (b)savings (c)invest (d)account
asked by jasmine 
American Government
The federal government sets requirements that all public schools must follow, while state governments set standards listing what students need to learn. This is an example of what constitutional system? A. dual federalism B. cooperative federalism C.
asked by Jane 
hdhs
A box open at the top has its outer dimensions 10cm,9cm & 2.5cm and its thickness 0.5mm. Find the volume of the metal
asked by dinesh 
Algebra
The sum of 2 numbers is 40, the smaller no. Is 6 less than the larger no. Find the numbers w/ solutions. Thanks
asked by Bryan 
precalculus
Use Demoivre's theorem to find the indicated power of the complex number. Write the result in standard form. 1.(3(cos5pi/4+i sin 5pi/4))^8 2.(33i)^6
asked by Susan 
Trigonometry
Write an algebraic expression for y=tan (cos^1 x/3)for 0
asked by Asia Muhammad 
finance
You note the following yield curve in The Wall Street Journal. According to the unbiased expectations theory, what is the 1year forward rate for the period beginning one year from today, 2f1? (Round your answer to 2 decimal places.) Maturity Yield One day
asked by deda 
Instructional Materials
exam 026039RR
asked by Anonymous 
Science
The radius of solid gold sphere is 0.5 cm ,if density of gold is 1.95*10qo power 8 kg/meter cube .Calculate its mass
asked by Akriri 
Physics
If the angle of incidence is 30degree and refractive index is 2 find the angle of refraction.find whether the medium is denser or rarer
asked by Anonymous 
ENGLISH
1.what are the behavior of students towards school rules and regulation ? 2.why do the students need to follow the school rules and regulations? 3.how does it affects to the behavior of the students
asked by PAT 
English
On the hill, there is a house. When we walk down a little, there is a lake. In that case, we can say as follows. 1. The house is above the lake. 2. The house is over the lake. 3. The lake is below the house. 4. The lake is under the house. In this case, #1
asked by rfvv 
Riddle
Long_short,round_square,good_broken,painted_plaine. What are they.
asked by Stephen 
English
There is a crib next to the wall. There is a picture on the wall. In this case, do we use #1? In this case, #1 is not the same as #2. Is that right? #4 is not suitable, either. 1. The picture is above the crib. 2. The picture is over the crib. 3. The crib
asked by rfvv 
science
What is the average speed of a race cow that travels 60 meters in 20 seconds?
asked by Anonymous 
Physics
A bank robber, after completing his heist, jumps into his getaway car and drives away from the scene of a crime, down a straight highway at 40 m/s. A police vehicle follows in pursuit, leaving the bank 2 minutes after the robber left. If the police travel
asked by Wei 
calculus
your friend left his home 2 hours ago and cycles due north at 30 km/h. you have been cycling due west at 20 km/h and arrives at his home now. At what time were the two of you closest to each other?
asked by Help please!!! 
Calculus
Find the volume of the solid formed by rotating the region bounded by the graph of y equals 1 plus the square root of x, the yaxis, and the line y = 3 about the line y = 5.
asked by Muhammad 
7th grade Pre Algebra
R/5  6 = 1 I know the answer is 25, but can you show me the steps. Thank you.
asked by PLEASE HELP!!! 
pre calculus
Use the information to solve the triangle. If two solutions exist find both. 1.A=36°, B=98°, c=16 2.a=4, b=8, c=10 3.A=35°, b=8, c=12
asked by Adam 
Science
One ship, sailing east with a speed of 7.5 m/s, passes a certain point at 8A.Mand a second ship sailing north at the same speed, passed the same point at 9:30 A.M. At What time are they closest together and what is the distance between them then?
asked by Vector 
Math
The doubling function (y = y base0 2^(1/D)) can be used to model exponential growth when the doubling time is D. The bacterium Escherichia coli has a doubling period of 0.32 h. A culture of E. coli starts with 100 bacteria. a) Determine the equation for
asked by NeedHelp 
Maths
A stick is 88m 42cm long. We cut it in two equal parts, what will be the length of each part?
asked by Yashaswi 
Differential calculus
A piece of wire of length 2 m. is cut into two parts, one of which is bent into the shape of a square and the other into a shape of a circle. How should the wire be cut so that sum of the enclosed areas is minimum.
asked by Mohammed 
Algebra
A private plane traveled from Seattle to a rugged wilderness, at an average speed of 220 mph. On the return trip, the average speed was 264mph. If the total traveling time was 5 hours, how far is Seattle from the wilderness?
asked by Ruby 
Calculus
Determine the relative extremum for the function , f(x,y)=((x^2)+(y^2))(e^x)
asked by Muhammad 
Maths
Defg is a parallelogram find the measure of angle f
asked by Safwan 
Calculus
Find dz/dy for the following : z=(e^xy)+2ycos(xy1)
asked by Muhammad 
Calculus
I am working on a regression model , if my residuals don't exceed 0.6 does that mean this model is OK for my data?,
asked by Michelle♡♡ 
Physics
A satellite orbits the Earth in an orbits 750 km high. Find (*) the satellite's orbital speed and (**) period. (The mass and radius of the Earth are 5.98E + 24 kg and 6370000 m, respectively.)
asked by Mary 
Chemistry
What volume of 0.1244M hydrochloric acid is required to neutralize 24.81 ml of 0.1026M barium hydroxide? from the mole to mole ratio and the given information I came up with .00509 mols of HCl. would I multiply this by 0.1244 or divide by .1244. I'm not
asked by Sean 
calculus
A rocket has been launched from Russia International Terminal towards the point (√tk, 〖te〗^k, k) at a speed 2000 feet/second. What is the position of the rocket after half an hour?
asked by afiqah 
science
A system contains 0.15 m3 of a gas at a pressure of 3.8 bar and 150 C. It is expanded adiabatically till the pressure falls to 1 bar. The gas is then heated at a constant pressure till its change in enthalpy is 70 kJ. Determine the total work done.
asked by seeoo 
MATH HELP NEEDED
. –2v – 7 = –23 (1 point) 15******** 8 –8 –15 2. start fraction x over 3 end fraction – 10 = –12 (1 point) –6 –66 6****** 66 3. start fraction x over 5 end fraction + 6 = 10 (1 point) 44 30 20******** –20 4. 3(4 – 2x) = –2x (1
asked by Bill Cipher 
MATH HELP NEEDED prt 2
–2v – 7 = –23 (1 point) 15******** 8 –8 –15 2. start fraction x over 3 end fraction – 10 = –12 (1 point) –6 –66 6****** 66 3. start fraction x over 5 end fraction + 6 = 10 (1 point) 44 30 20******** –20 4. 3(4 – 2x) = –2x (1 point)
asked by Bill Cipher 
Physics
A tension spring opposes being stretched, but offers no resistance to being compressed (think of a slinky!). A tension spring, with an equilibrium length of 1.25 m, is suspended by one end from a ceiling at a height of 2.5 m above the ground; a mass of 100
asked by Nick 
pre calculus
ea + bi = ea(cos b + i sin b) This formula gives rise to the equation eπi + 1 = 0. . Show how Euler’s formula can be used to derive this equation.
asked by Anonymous 
Chemistry
The equilibrium constant, K, for the following reaction is 1.54×102 at 506 K: PCl5(g) PCl3(g) + Cl2(g) An equilibrium mixture of the three gases in a 15.7 L container at 506 K contains 0.207 M PCl5, 5.64×102 M PCl3 and 5.64×102 M Cl2. What will be
asked by Daniel 
math
you want to buy three books that are on sale at 20% off. the original prices of the books are $2.50, $4.95, and $6.00. How much will you save?
asked by Anonymous 
math
your school is putting on a prom fashion show, and you are in charge of building a platform to serve as a stage. Main stage is a rectangle and the runways is a square. the length of the main stage is three times the length of the runway and the width of
asked by Laura 
Math
If the internal diamter of a steel tube is 3cm and thickness 4mm,what is the external diamter?
asked by Farhana 
AP Calculus
I am doing the 100 meter men's freestyle swimming lab (in case you know what I am referring to) and I need to fibd the lower limit analytically. I am given a table of data containing the years after 1900 and the time in second of each country , for
asked by Mary 
pre calculus
Write the complex number z=2+2i in trigonometric form.
asked by Anonymous 
pre calculus
Write the complex number 100(cos240°+ i sin240°) in standard form.
asked by Anonymous 
Math
How many 1/3 are there in 25/5
asked by Kayla 
Math
Sean walk 3/4 of a mile in 15 minutes. At that same pace, how far, in miles, can Sean walk in 1 hour and 20 minutes?
asked by Darryl 
Math
1. What type of graph does not show the number of times a response was given? (1 point) boxandwhisker plot line plot stemandleaf plot bar graph 2. Which of the following types of information is suited for display on a scatter plot? (1 point)
asked by Embershy 
chemistry
2Na+2H2O>2NaOH+H2 what is the mass of reactant left over? pls show work too thank you
asked by help pls 
pre calculus
find (a)2v+u, (b)u3v, and (c)5uv u=, v=
asked by Anonymous 
pre calculus
Find the component form and magnitude of the vector w that has initial point(8,12) and terminal point (4,1)
asked by Anonymous 
An airline requires carryon luggage to weigh at m
An airline requires carryon luggage to weigh at most 40 pounds. Your suitcase currently weighs 10 pounds. How many pounds p are available for you to fill your suitcase with other items?
asked by Bill Cipher 
Discrete Math
I need help for this question. I need to find the number of integer solutions for x1 + x2 + x3 + 2x4 + x5 = 68 I'm not sure what to do for 2x4
asked by Ryback 
Physics
(a) Would the pattern change if you were to use a shorter wavelength of light? Clearly state what change(s) would occur (if any) and briefly explain why. (b) The apparatus is surrounded by air. Would the pattern change if it were immersed in water instead?
asked by Po 
History
How did Andrew Jackson view his relationship with the native Americans?
asked by Daniela 
math
Tanisha's mother buys 38 lemons. They know it takes 8 lemons to make 80 ounces of lemonade. Does Tanisha need more lemons ?If not ,how many extra lemons does she have? If so, how many more lemons does she need ? Explain how you found your answer.
asked by angle2016 
pre calculus
find (a)2v+u, (b)u3v), and (c)5uv u= v=
asked by Anonymous 
Algebra 2
Rewrite x^2+9 as a product using complex numbers and the polynomial identity below. a. (x+3)(x3) b. (x+3i)(x3i) c. (3x)(3i) d. (x+9i)(x9i) I'm not sure if it's b or d, if I'm on the right path. Please help? Thanks
asked by Fading 
Math
marvin wrote the following clues to describe a multiplication sentence. the product is close in value to 10. both factors are decimal number.the product has 3 decimal places.one factor is greater than one . The other factor is less than 1. Explain how you
asked by Carmen 
Algebra 2
In the equation x^26x+c=0, find the values of c that will give two imaginary solutions. a. c >= 5 b. c > 6 c. c < 6 d. c > 9 I figured out the equation with 6 (so I believe either b or c is the answer) being there, but is would it be > or
asked by Fading 
Physics
A diver accustomed to standard snorkel tubing of length 25 cm tries a selfmade tube of length 8.6 m. During the attempt, what is the pressure difference (in kPa) between the external pressure on the diver's chest and the air pressure in the diver's lungs?
asked by Andrea 
Chemistry
If there are 10 groups performing an experiment and each group needed 25.0 mL of 0.250 M NaOH, how would you prepare the NaOH solution for the whole lab using the NaOH pellets?
asked by Mason Rutledge 
Physics , static fluids
hello, I hope you can help... A diver accustomed to standard snorkel tubing of length 25 cm tries a selfmade tube of length 8.6 m. During the attempt, what is the pressure difference (in kPa) between the external pressure on the diver's chest and the air
asked by Andrea 
Calculus
Find dz/dy for the following : xln(12y) = zsin((x^2)z)3y+z
asked by Muhammad 
American Government
When Alabama's governor refused to end the policy of segregation in public universities, he invoked which common argument for separation of powers under federalism? A.states' rights B.checks and balances C.direct initiative D.bicameral legislation I think
asked by Anon 
Physics , static fluids
A particular object weighs 313 N in air and 264 N when immersed in alcohol of density 0.70 g/cm3. What is the volume (in L) and the density (in kg/m3) of the object? I had origionally used the 264N as the force of buoyancy and did the Fb=density*volume*g,
asked by Andrea 
pre calculus
find (a)2v+u, (b)u3v), and (c)5uv. 1.u=ij, v=6i+9j 2.u=2i+3j, v=i2j
asked by Anonymous 
Physics , static fluids
The density of ice is ρ(ice) = 920 kg/m3, and the average density of water is ρ(water) = 1.00 g/cm3. What fraction of the total volume of a block of ice is exposed when floating in water? what does this even mean?
asked by Andrea 
الرياضيات
اثبت انlog1/32log32 =10
asked by سجاد جمعه 
Math
I am a two digit odd number between 80 and 90 my digits have the sum of 15 what i'm I.
asked by Maurice 
Calculus
I am working on a regression model , if my residuals don't exceed 0.6 does that mean this model is OK for my data?,
asked by Michelle♡♡ 
Math
The sum of two nos is 40, the smaller no is 6 less than the larger no, Find the nos
asked by Anonymous 
precalculus
Is this correct if not could you explain how to make it correct? find (a)2v+u, (b)u3v), and (c)5uv. u=ij v=6i+9i a. 2v+u u=ij, v=6i+9i =(12i+18j) + (ij) =13i+ 17j b. u3v (ij)(18i+27i) 17i  26j c. 5uv (5i5j)(30i+54j) 25i  59j
asked by Alice 
Trigonometry
Evaluate please: a.) arcsin(sin 13pi/16) b.) arccos(cos[pi/18]) c.) arcsin(sin pi/18 d.) arcsec(√2) e.) arctan(√3/3)
asked by Liv 
precalculus
Can you please check these answers. In exercises 1013 , find (a)2v+u, (b)u3v), and (c)5uv. 10.u=, v= a) 2v+u =
asked by Alice 
science
An electron in the hydrogen atom makes a transition,an energy state of principal quantom numbers ni to n2 state if the photon emitted has a wavelength 434nm what is the value of ni
asked by peace bethel 
math
Thr sum of three numbers is 33.The first no.is twice the third no.The second no.is one more than the first.Determine the nos.
asked by Anonymous 
science
Molecular reactions involved when mohr'salt is provided to find the strength, molarity of KMnO4
asked by sanvi 
finance
On March 11, 20XX, the existing or current (spot) 1, 2, 3, and 4year zero coupon Treasury security rates were as follows: 1R1 = 0.40%, 1R2 = 1.00%, 1R3 = 1.40%, 1R4 = 1.55% Using the unbiased expectations theory, calculate the 1year forward rates on
asked by deda 
finance
NikkiG’s Corporation’s 10year bonds are currently yielding a return of 7.00 percent. The expected inflation premium is 1.20 percent annually and the real riskfree rate is expected to be 2.40 percent annually over the next ten years. The liquidity
asked by deda 
maths
The Ages Of Two Children Are 11 And 8 Years.In How Many Years Time Will The Product Of Their Ages Be 208
asked by Ibrahim Kabir 
math
Ways by which you can dress up if you have 3 skirts 4 shirts and 3 pairs of sandals?
asked by goddess 
finance
Consider a 2.55 percent TIPS with an issue CPI reference of 187.8. At the beginning of this year, the reference CPI was 196.5 and was at 204.4 at the end of the year. What was the capital gain of the TIPS in dollars? (Do not round intermediate calculations
asked by deda 
math
Use a table to llustratethe permutation of the following set of object A. A strawberry a chocolate and a sugar glazed donut arranged in a row B.A cup a glass and a might arranged in a row C. The five vowels of the alphabet arranged in a row D.Ways by which
asked by goddess 
finance
A 7.10 percent coupon bond with 14 years left to maturity is priced to offer a 7.8 percent yield to maturity. You believe that in one year, the yield to maturity will be 7.4 percent. What is the change in price the bond will experience in dollars? (Do not
asked by deda 
finance
New York Times Co. (NYT) recently earned a profit of $1.31 per share and has a P/E ratio of 19.25. The dividend has been growing at a 6.50 percent rate over the past six years. If this growth rate continues, what would be the stock price in four years if
asked by deda 
finance
Ecolap Inc. (ECL) recently paid a $0.42 dividend. The dividend is expected to grow at a 10.50 percent rate. The current stock price is $47.32. What is the return shareholders are expecting? (Do not round intermediate calculations and round your final
asked by deda 
Math
Biologists tagged 180 fish in a lake on January 1. On February 1, they returned and collected a random sample of 4545 fish, 1515 of which had been previously tagged. On the basis of this experiment, approximately how many fish does the lake
asked by Itati 
Math
Suppose that Hortense and Mort can clean their entire house in 7 hours, while their toddler, Mimi, just by being around, can completely mess it up in only 5 hours. If Hortense and Mort clean house while Mimi is at her grandmother's, and then
asked by Itati 
Math
3
asked by pompo 
Math grade7
Macy's is having a special on Tuesday .you can buy each tshirt at its regular price or you can buy tshirt for $ $ 25 Julie bought one of each tshirt at sale price of $ 25.00 what percentage of the original total rice did Julie save. Harry Julie's best
asked by Inna 
English
Posted by rfvv on Monday, November 21, 2016 at 4:44am. 1. Korea drew the game against Japan. 2. Korea tied the game against Japan. 3. Korea and Japan drew in the game. 4. Korea and Japan tied in the game. 5. The game between Korea and Japan ended/finished
asked by rfvv 
Statistics
18 of the 50 dvrs in an inventory are known to be defective. What is the probability you randomly select an item that is not defective?
asked by Nae 
chemistry
Cu+HNO2Cu(NO3)2+NO solved by oxidation no. Method
asked by sakul 
Math
A cooperation must appoint a president, CEO, COO,and a CFO. It must also appoint a planning committee with 3 different members. There are 15 candidates and officers can also serve on the planning committee. How many different ways can the officers be
asked by Anonymous 
science
Discuss scientific and technical concepts related to materials science for plastics
asked by Angie 
Maths help asap please
What is the smallest integer of c that satisfies the inequality of 3c7 > 5c+4 Many thanks.
asked by Anonymous 
science
Provide an example of an application or object that is made of materials specifically engineered for that purpose.
asked by Angie 
science
Discuss how materials science has advanced to the stage where materials can be engineered to fit a specific purpose.
asked by Angie 
Mathmatics help please
a and b are two positive intergers which are greater than 5. The hcf of a and b is 5. The lcm of a and b is 75. What is a and b. Thank you.
asked by Joe 
Math
There was 2/3 of 12 slice pizza on the table.Joe are 6 slices from that. what fraction of the whole pizza was left?
asked by Selvi 
science
Discuss current or future applications of nanotechnology in fields such as medicine, engineering, space exploration, fuel cell development, air and water purification, and agriculture.
asked by Angie 
science
Provide at least three examples of realworld applications in use or in development with reliable references.
asked by Angie 
PreCalc
2x^3+x^28x+3>0
asked by Amy