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Questions Asked on November 26, 2016

Forces with magnitudes of 250 pounds and 130pounds act on an object at angles 45degrees and -60degrees respectively with the
1. 1 answer
2. asked by Anonymous
3. 4,762 views
Find the resultant in magnitude and direction of forces 10N, 20N, 30N, 40N, acting respectively in the direction 60,120,180 and
1. 2 answers
2. asked by Shade
3. 2,645 views
Could someone please help me with these tangent line problems?1) Find the equation of the line tangent to the given curve at the
1. 2 answers
2. asked by Annie
3. 1,010 views
without oxygen cellular respiration grinds to a standstill although glycolysis can continue to make some atp anaerobically for a
1. 1 answer
2. asked by Edwin
3. 740 views
please check my answers below and correct me if i am wrong please1. At Lexi Corp., sales revenue is $20 million, the cost of
1. 2 answers
2. asked by polly
3. 2,355 views
What percent of 7,450 is 1,192
1. 1 answer
2. asked by Jenny
3. 341 views
1. You should draw water from a well.2. You should draw water out of a well. (Are both the same?) 3. The man magically pulled a
1. 1 answer
2. asked by rfvv
3. 450 views
1. Can you imagine people can fly to mars in the future?------------------- Can we use "believe, guess, suppose, think, and
1. 1 answer
2. asked by rfvv
3. 529 views
1. There used to be a traffic cop on the corner.2. There used to be a traffic officer on the corner. 3. There used to be a
1. 1 answer
2. asked by rfvv
3. 458 views
1. Raise your hands on your head.2. Raise your hans over your head. 3. Raise yor hands above your head.
1. 1 answer
2. asked by rfvv
3. 621 views
Ron wants to buy a used car and needs to have a down payment of 10% if the car Ron wants to buy costs $5,300 how much down
1. 4 answers
2. asked by Jenny
3. 402 views
80% of what number is 40 ?
1. 3 answers
2. asked by Jenny
3. 275 views
Science is the favorite subject of 73% of student at a school. There are 700 students at the school. How many of them like
1. 6 answers
2. asked by Jenny
3. 551 views
what is the probability of rolling a 6-sided die and getting a 4 or a number divisible by 3
1. 1 answer
2. asked by moe
3. 662 views
How can you use 4×7 to find the 8×7 find the product.
1. 1 answer
2. asked by Alyson
3. 415 views
At franklin middle school there are 360 students graduating this year after graduation 198 of the students will go to Wilson
1. 5 answers
2. asked by Jenny
3. 706 views
Which of the following is equivalent to the expression 6m + 3?A)2(3m + 3) B)3(2m + 1) C)3(2m + 3) D)6(m + 3) The answer I got
1. 7 answers
2. asked by Donald
3. 6,451 views
Use the distributive property to write an expression that is equivalent to the example below:5(2x + 7) I think my answer is...
1. 1 answer
2. asked by Donald
3. 2,277 views
Mrs, jones is having a pizza party for 19 students. each pizza will be cut in 6 slices.how many pizzas will Mrs jones need to
1. 1 answer
2. asked by barbara
3. 674 views
Evaluate the following expression: (2 x 3)>2 - 5>2The answer I got was 11...How I got this answer was 6 x 6 = 36 and 5 x 5 = 25
1. 1 answer
2. asked by Donald
3. 451 views
h2po4(aq) + co34(aq) hco3 (aq) + hpo42 (aq)
1. 1 answer
2. asked by Adam
3. 644 views
Place in order from least to greatest -8.2,0.4,2.4?
1. 1 answer
2. asked by Miy
3. 386 views
PLEASE HELP! URGENT!7. Which letter arrows point to hanging valleys? 8. Which letter arrows point to aretes? 9. Name a peak on
1. 5 answers
2. asked by Jade
3. 767 views
I posted this earlier today:I do not know how to find a single function of x or ø by using an identity. How do you find a
1. 2 answers
2. asked by Roze
3. 582 views
The concept of receptor affinity does not only apply to the original receptor and ligand. For which of the following pairs of
1. 0 answers
2. asked by Kelsey
3. 521 views
The concept of receptor affinity does not only apply to the original receptor and ligand. For which of the following pairs of
1. 2 answers
2. asked by Kelsey
3. 502 views
I have a patio which is 3m wide. The roof of this consists of sheets of plastic which are 900mm wide. I have used as few sheets
1. 0 answers
2. asked by Ben
3. 506 views
marvin wrote the following clues to describe a multiplication sentence. the product is close in value to 10. both factors are
1. 1 answer
2. asked by Carmen
3. 802 views
A diver accustomed to standard snorkel tubing of length 25 cm tries a self-made tube of length 8.6 m. During the attempt, what
1. 2 answers
2. asked by Andrea
3. 803 views
hello, I hope you can help...A diver accustomed to standard snorkel tubing of length 25 cm tries a self-made tube of length 8.6
1. 2 answers
2. asked by Andrea
3. 564 views
Find dz/dy for the following :xln(1-2y) = zsin((x^2)z)-3y+z
1. 1 answer
2. asked by Muhammad
3. 445 views
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
1. 1 answer
2. asked by Andrea
3. 715 views
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
1. 1 answer
2. asked by Josh
3. 1,149 views
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
1. 1 answer
2. asked by dinesh
3. 562 views
The sum of 2 numbers is 40, the smaller no. Is 6 less than the larger no. Find the numbers w/ solutions. Thanks
1. 1 answer
2. asked by Bryan
3. 466 views
The density of ice isρ(ice) = 920 kg/m3, and the average density of water is ρ(water) = 1.00 g/cm3. What fraction of the total
1. 4 answers
2. asked by Andrea
3. 1,038 views
اثبت انlog1/32-log32 =-10
1. 1 answer
2. asked by سجاد جمعه
3. 343 views
The sum of two nos is 40, the smaller no is 6 less than the larger no, Find the nos
1. 2 answers
2. asked by Anonymous
3. 431 views
For each of the three-digit numbers with no digits zero, the difference between the number itself and the product of its digits
1. 0 answers
2. asked by Jim
3. 559 views
An electron in the hydrogen atom makes a transition,an energy state of principal quantom numbers ni to n2 state if the photon
1. 0 answers
2. asked by peace bethel
3. 508 views
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.
1. 1 answer
2. asked by Anonymous
3. 369 views
Molecular reactions involved when mohr'salt is provided to find the strength, molarity of KMnO4
1. 0 answers
2. asked by sanvi
3. 404 views
The Ages Of Two Children Are 11 And 8 Years.In How Many Years Time Will The Product Of Their Ages Be 208
1. 3 answers
2. asked by Ibrahim Kabir
3. 626 views
Ways by which you can dress up if you have 3 skirts 4 shirts and 3 pairs of sandals?
1. 2 answers
2. asked by goddess
3. 524 views
Use a table to llustratethe permutation of the following set of objectA. A strawberry a chocolate and a sugar glazed donut
1. 1 answer
2. asked by goddess
3. 655 views
-3<x+2<3 , solve x.
1. 1 answer
2. asked by pompo
3. 324 views
Posted by rfvv on Monday, November 21, 2016 at 4:44am.1. Korea drew the game against Japan. 2. Korea tied the game against
1. 0 answers
2. asked by rfvv
3. 599 views
Iron carbide (Fe3C) particles are dispersed in iron. The surface energy of Fe3C is 2J/m2, the shear modulus of iron is 64GPa and
1. 2 answers
2. asked by karthik
3. 801 views
Cu+HNO2-Cu(NO3)2+NO solved by oxidation no. Method
1. 1 answer
2. asked by sakul
3. 856 views
Discuss scientific and technical concepts related to materials science for plastics
1. 0 answers
2. asked by Angie
3. 529 views
What is the smallest integer of c that satisfies the inequality of 3c-7 > 5c+4Many thanks.
1. 2 answers
2. asked by Anonymous
3. 426 views
Provide an example of an application or object that is made of materials specifically engineered for that purpose.
1. 0 answers
2. asked by Angie
3. 397 views
Discuss how materials science has advanced to the stage where materials can be engineered to fit a specific purpose.
1. 1 answer
2. asked by Angie
3. 614 views
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.
1. 1 answer
2. asked by Joe
3. 356 views
Discuss current or future applications of nanotechnology in fields such as medicine, engineering, space exploration, fuel cell
1. 1 answer
2. asked by Angie
3. 552 views
Provide at least three examples of real-world applications in use or in development with reliable references.
1. 1 answer
2. asked by Angie
3. 797 views
What do plants and algal cells need to produce proteins?Where do plants and again cells get this supple from? THANKS!!!
1. 4 answers
2. asked by Reece
3. 967 views
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
1. 1 answer
2. asked by Akriri
3. 531 views
If the angle of incidence is 30degree and refractive index is 2 find the angle of refraction.find whether the medium is denser
1. 1 answer
2. asked by Anonymous
3. 633 views
1.what are the behavior of students towards school rules and regulation ? 2.why do the students need to follow the school rules
1. 1 answer
2. asked by PAT
3. 521 views
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
1. 1 answer
2. asked by rfvv
3. 562 views
Long_short,round_square,good_broken,painted_plaine. What are they.
1. 1 answer
2. asked by Stephen
3. 306 views
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
1. 1 answer
2. asked by rfvv
3. 891 views
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
1. 1 answer
2. asked by rfvv
3. 497 views
Which of the following is the best linear approximation for f(x) = sin(x) near x = π seconds?
1. 1 answer
2. asked by Anonymous
3. 1,243 views
A bank robber, after completing his heist, jumps into his getaway car and drives away from the scene of a crime, down a straight
1. 2 answers
2. asked by Wei
3. 742 views
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
1. 1 answer
2. asked by Anonymous
3. 1,782 views
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
1. 2 answers
2. asked by Anonymous
3. 4,745 views
R/5 - 6 = -1I know the answer is 25, but can you show me the steps. Thank you.
1. 1 answer
2. asked by PLEASE HELP!!!
3. 248 views
A stick is 88m 42cm long. We cut it in two equal parts, what will be the length of each part?
1. 1 answer
2. asked by Yashaswi
3. 457 views
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
1. 1 answer
2. asked by Mohammed
3. 674 views
Find the most economical proportions for a covered box of fixed volume whose base is a rectangle with one side three times the
1. 1 answer
2. asked by Mohammed
3. 3,337 views
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
1. 1 answer
2. asked by Mohammed
3. 1,547 views
Determine the relative extremum for the function ,f(x,y)=((x^2)+(y^2))(e^-x)
1. 1 answer
2. asked by Muhammad
3. 446 views
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
1. 1 answer
2. asked by Mohammed
3. 1,749 views
Find dz/dy for the following :z=(e^xy)+2ycos(xy-1)
1. 1 answer
2. asked by Muhammad
3. 410 views
reservoir has the shape of a right-circular cone. The altitude is 10 feet, and the radius of the base is 4 ft. Water is poured
1. 1 answer
2. asked by Mohammed
3. 997 views
A satellite orbits the Earth in an orbits 750 km high. Find (*) the satellite's orbital speed and (**) period. (The mass and
1. 1 answer
2. asked by Mary
3. 1,080 views
A rocket has been launched from Russia International Terminal towards the point (√tk, 〖te〗^k, k) at a speed 2000
1. 2 answers
2. asked by afiqah
3. 428 views
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
1. 0 answers
2. asked by seeoo
3. 567 views
Her pupils were reactive to light.run-on fragment correct
1. 2 answers
2. asked by Yvette
3. 786 views
how do you use e^a+bi = e^(cos b + i sin b) to derive the equation eπi + 1 = 0
1. 1 answer
2. asked by Anonymous
3. 468 views
. –2v – 7 = –23 (1 point)15******** 8 –8 –15 2. start fraction x over 3 end fraction – 10 = –12 (1 point) –6
1. 11 answers
2. asked by Bill Cipher
3. 2,704 views
–2v – 7 = –23 (1 point)15******** 8 –8 –15 2. start fraction x over 3 end fraction – 10 = –12 (1 point) –6 –66
1. 2 answers
2. asked by Bill Cipher
3. 1,755 views
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
1. 3 answers
2. asked by dan
3. 1,064 views
A tension spring opposes being stretched, but offers no resistance to being compressed(think of a slinky!). A tension spring,
1. 0 answers
2. asked by Nick
3. 547 views
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
1. 1 answer
2. asked by Anonymous
3. 579 views
The equilibrium constant, K, for the following reaction is 1.54×10-2 at 506 K:PCl5(g) PCl3(g) + Cl2(g) An equilibrium mixture
1. 0 answers
2. asked by Daniel
3. 615 views
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
1. 1 answer
2. asked by Anonymous
3. 1,153 views
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
1. 1 answer
2. asked by Laura
3. 626 views
If the internal diamter of a steel tube is 3cm and thickness 4mm,what is the external diamter?
1. 1 answer
2. asked by Farhana
3. 437 views
The Kelvin scale is an absolute temperature scale threat can be used to calculate percent change in temperatures.The formula to
1. 2 answers
2. asked by lilbrandon1007
3. 2,559 views
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.
1. 1 answer
2. asked by Please help
3. 539 views
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
1. 1 answer
2. asked by Mary
3. 748 views
Write the complex number z=-2+2i in trigonometric form.
1. 1 answer
2. asked by Anonymous
3. 1,413 views
Write the complex number 100(cos240°+ i sin240°) in standard form.
1. 1 answer
2. asked by Anonymous
3. 549 views
How many 1/3 are there in 25/5
1. 1 answer
2. asked by Kayla
3. 280 views
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?
1. 1 answer
2. asked by Darryl
3. 1,064 views
1.What type of graph does not show the number of times a response was given? (1 point) box-and-whisker plot line plot
1. 4 answers
2. asked by Embershy
3. 1,042 views
2Na+2H2O-->2NaOH+H2what is the mass of reactant left over? pls show work too thank you
1. 0 answers
2. asked by help pls
3. 634 views

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