Questions Asked on
October 7, 2017

History
Which most accurately describes the Arab Empire’s impact on religious practices? the Arab empire spread Islam across the middle east and north Africa the Arab empire spread Hinduism across India and southwest China the Arab empire spread Confucianism
asked by malia 
History
The Chinese civilization has provided many innovations. Some of these innovations include the development of paper (1) medicines from plants and herbs, including ephedrine (2) the heliocentric theory (3) acupuncture (4 which one is true and which are
asked by malia 
Math
If x=loga(bc), y=logb(ca), and Z=logc(ab). Prove that x+y+Z=xyZ2
asked by Abass 
Calculus II
Suppose a cell of volume V cc is surrounded by a homogeneous chemical solution of concentration C g/cc. Let y denote the concentration of the solute inside the cell at any time t and suppose that, initially, the concentration is y0. Fick's law, named after
asked by Catherine 
math unit 2
Ray BD bisects ∠ABC so that m∠ABD = 5y – 3 and m∠CBD = 2y +12. Find the value of y. The midpoint of Line Segment AB is (2, 9). The coordinates of one endpoint are A (4, 10). Find the coordinates of endpoint B. Find the distance between points F
asked by Anon 
Math
Of the students in Rosalie’s dance class, 29 out of 59 have participated in dance class before. About how many of her students have participated in dance class before? 1.0 2.1/2 3.1 4.2
asked by Kinaya 
Geometry
ST=x+3 and TU=4x6 what is the value of ST and SU I know ST=6 and SU=12, but I'm not sure how to do the problem, can someone explain? (S, T, and U are all on the same line)
asked by Ember Lovet 
MATH unit 2
I am so confused, please help!! ∠1 and ∠2 are supplementary angles. m∠1= 11a+19. m∠2 = 6a – 9. Find m∠2.
asked by Anon 
Science
IF 8.5g of KOH powder are placed in 100g of water at room temperature of 20degree Celsius, what is the final temperature of the solution. KOH K+OH H=57.61 KJ/MOL KOH
asked by Meena 
Math
Two factory plants are making TV panels. Yesterday, Plant A produced 9000 panels. Ten percent of the panels from Plant A and 3% of the panels from Plant B were defective. How many panels did Plant B produce, if the overall percentage of defective panels
asked by Sarah 
Math
Which question is an example of an statistical question? Ask all your friends,"What is your favoriet color?"(my anwser). Ask your teacher,"What college did you attend?" Ask one of your neighbors,"How Manu times do you eat pizza a month?"
asked by Jordan 
MaTh
Simplify i^1+i^2+i^3+... i^97 + i^98+i^99
asked by Jane 
Algebra 2
1. The roots of the quadratic equation z^2 + az + b = 0 are 2  3i and 2 + 3i. What is a+b? 2. Find all pairs of real numbers (x,y) such that x + y = 6 and x^2 + y^2 = 28. If you find more than one pair, then list your pairs in order by increasing x value,
asked by Nanami 
physics
A 76 kg rock is rolling horizontally at the top of a vertical cliff that is 20m above the surface of lake.the top of the vertical face of the dam is located 100m from the foot of the cliff with the top of the dam level plain is 25m below the top of the
asked by rebika 
Math
Write a let statement Debra has $67 in loonies and toonies. If there are 45 coins in total, how many loonies are there
asked by Variables 
physics
A person walks in the following pattern: 2.8 km north, then 2.9 km west, and finally 5.5 km south. (a) How far and (b) at what angle (measured counterclockwise from east) would a bird fly in a straight line from the same starting point to the same final
asked by yousef 
Science
Look at the border of the Amoeba. What is unique about it? Why do you think it might be important to the cell?
asked by Anonymous 
math
A company's stick lost $3.15 of its value each day for 5 consecutive days. What was the total change in the stock price?
asked by Jayla 
Math
If I’m enlarging a photo from 5 width x 7 length , to 21 inches long, how wide will the print be?
asked by Linda 
Algebra 2
Part A: For what real values of c is x^2 + 16x + c the square of a binomial? If you find more than one, then list your values separated by commas. Part B: For what real values of a is x^2 + ax + 25 the square of a binomial? If you find more than one, then
asked by Aria 
5th grade Math
Can you check my answer? 4. Solve. 6 tenths = ___ thousandths Answer = 600 5. Write 347.392 in expanded form. Answer: (3*100)+(4*10)+(7*1)+(3* 1/10) + (9*1/100)+ (2*1/1000) 9. Write in standard form (number name) for: three thousand four hundred eighttwo
asked by Jared 
history
In what way does Saudi Arabia play an important role in foreign and security aspects in the Middle East
asked by Amy 
Chemistry
What volume in liter will be occupied by 162.3 g of carbon monoxide at 273k and 760 torr?
asked by Tammy 
physics
why do you fall forward when a moving bus decelerates to a stop ?
asked by amgad 
stats
In a straight 3 lottery you choose a 3 digit number. A 3 digit number is chosen at random, If your number mataches you win $250. 1. There are two outcimes in the sample space($250,$0) using these write down a probability model for the straigjt pick three
asked by Morgan 
Equality Studies
What are some steps white Americans can take to check their privilege?
asked by Jen 
Math
show that the set of nonzero rational numbers is closed under division
asked by Anonymous 
Science
Do prokaryotes or eukaryotes have cell Wall?
asked by Emilia 
science
Special telescopes, such as the Chandra Xray Telescope, help astronomers see different kinds of electromagnetic radiation besides visible light. Why is this helpful? • XRays give off a spectrum of light that tell astronomers what elements make up
asked by maddie 
math
cos(AB)+cos(BC)+cos(CA)=3/2 then prove that cos A+cos B+cos C=0 and sin A+sin B+sin C=0 and also prove that cos(AB)=cos(BC)=cos(CA)=1/2
asked by Binoy kumar mahato 
Science
Calculate the no:of moles of a gas in 44.28L at STP
asked by Nisha 
algrbra
It is known that a>0 and b
asked by Ashly 
algebra
and for this one I got no clue: By what percent will the fraction increase if its numerator is decreased by 10% and denominator is decreased by 50%? can you just show the equation, i can solve it
asked by Ashly 
Bio
There are a lot of components to the question. How can I answer this with a paragraph? Need help. Explain the role of sex chromosomes in inheritance> Answer must include: 1. Anatomical differences as result of XX/XY, 2. Arrangement and structure of X and
asked by A 
physics!
A taut massless string connects two boxes as shown in the figure. The boxes are placed on an incline plane at θ = 31.00. What is the acceleration of boxes as they move down the incline, given m2 = 1.6 kg, m1 = 7.6 kg, μ2 = 0.10 and μ1 = 0.20. Please
asked by Randy 
Physics!
HELP!!! A box rest on an incline making a 34 angle with the horizontal. It is found that a parallel force to the incline of at least 240 N can prevent the box from sliding down the incline. If the weight of the box is 800 N, find the coefficient of static
asked by Randy 
Maths
The sum of the last three terms of a G.P having n terms is 1024 times the sum of the first three terms of the progression. If the third term is 5, find the last term.
asked by Abass 
Algebra
Find R(x)=f(x)/g(x), where f(x) and g(x) are given f(x)=2a^2+7a+5/5a+25 g(x)=a^22a3/a^2+2a15
asked by Keonn`a 
Xtremely Diffucult ALgebra
Point M(3,7) is the midpoint of a line over AB. If point A has coordinates (9,3), what is the sum of the coordinates of point B?
asked by Jacobic 
Economics
The pricing of pharmaceutical products can be controversial. A recent example is EpiPen produced by Mylan which is used to treat anaphylaxis. The retail price of an EpiPen is $300, while industry sources estimate that it costs around $30 to produce each
asked by Jess 
Finite Math
An urn contains 55 green marbles and 44 red marbles. One marble is removed, its color noted, and not replaced. A second marble is removed and its color is noted. (a) What is the probability that both marbles are green? red? (b) What is
asked by Bob 
BIO
Describe the phases of the nitrogen cycle, in the marine environment, starting with the death of a fish. Could someone help me with this? I just need it explained to me, I've watched and read many articles.. but still do not understand very well
asked by mstv1112 
science
GHOST's are on the earth (yes& no)?
asked by xddz 
Marh
The length and breadth of a rectangular are in the ratio 5:3 .If the cost of reaping the field at 85 paise per square metre is Rs 624.75 find the cost of fencing it at the rate of Rs 4per metre
asked by Anonymous 
math
Devante is 2 years older than Victoria. In 5 years the sum of their ages will be 82. How old is Devante now?
asked by Anonymous 
Math
in a survey of 900 people, 620 approved of the current mayor. Judging from this sample, what is the mayor's percentage approval?
asked by Bo 
math
The population of a town decreased from 15,400 to 12,950. What is the percentage decrease?
asked by Shelly 
science
Special telescopes, such as the Chandra Xray Telescope, help astronomers see different kinds of electromagnetic radiation besides visible light. Why is this helpful? • XRays give off a spectrum of light that tell astronomers what elements make up
asked by maddie 
statistics
Find both the intercept and the intercept of the line given by the equation . Round your answers to decimal places.
asked by LJ 
stats
In a straight 3 lottery you choose a 3 digit number. A 3 digit number is chosen at random, If your number mataches you win $250. 1. How many diifrent three digit numbers are there? I thought you would do 3^3 but that only equaled 27 so i assumed im wrong
asked by Morgan 
Physics!
No matter what i do i can't seem to find a reasonable answer for this problem! I've done everything I can think of. Block m1( 7 kg ), lies on an incline plane with a coefficient of kinetic friction of 0.15. m1 is connected to mass m2 by a massless rope
asked by Randy 
Algebra
Divide the rational expression. a^3+x^3\2a^32a+2x^2÷a^2x^2\10.
asked by Keonn`a 
Algebra
Divide the rational expression. x11\6x÷x^2121\x6
asked by Keonn`a 
Algebra
Divide the rational expression. 3x^2+8x+5/3x+15÷x^2+4x+3/x^2+8x+15
asked by Keonn`a 
earth science
What are the longterm effects of banning plastic bags, and who is impacted by this issue or problem?
asked by UB 
Physics
Question from lab regarding Conservation of Energy Why doesn't the potential energy of the pulley matter when calculating the change in energy of our system?
asked by Brad