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Sophia

Questions (234)

Given A = (7, 1, 3), C = (4, -2, 3), B = (5, 1, 2), and D = (6, m, n), find m and n so that segments BD and AC have the same
1. 1 answer
2. 442 views
Find x so that the distance from (x,-4,2) to the origin is 6 units.
1. 1 answer
2. 390 views
Find the distance from the point toa. the originb. the z-axis. I’d be very glad if you could help me
1. 2 answers
2. 468 views
The media center at Josh's school has a computer area. The first 4 rows have 6 computers each. The fifth row has 4 computers.
1. 1 answer
2. 1,371 views
When an airplane experiences drag, are the forces added or subtracted?Hint: Drag is the term used to describe the air in front
1. 4 answers
2. 2,305 views
the population of new york city doubles during the workday. at the end of the workday, the population decreases by half. if the
1. 1 answer
2. 2,221 views
A female grizzly bear weighs 500 pounds. After hibernating for 6 months, she weighs only 200 pounds. What is the mean change in
1. 3 answers
2. 1,754 views
How do you explain the meaning of 0?
1. 1 answer
2. 481 views
If f(×)= 3x^2/×-2, then find f(4)
1. 1 answer
2. 414 views
In poetry what are regular and irregular lines?
1. 4 answers
2. 1,997 views
What is a preposition?What is the preposition in this sentence? "Sally read her book in the living room."
1. 7 answers
2. 2,121 views
use integers values from 3 to -3 to graph the equation y=-[x]I don't know how to solve this please help and explain it
1. 2 answers
2. 406 views
Find the number of ways in which 9 people can be divided into 2 groups: the first group has 5 people and the second group has 4
1. 0 answers
2. 657 views
In how many ways can a committee of 12 people, of which 5 must be in the 21−30 age group, 4 must be in the 31−40 age group
1. 1 answer
2. 733 views
24How many 5-letter “words” can be formed from the letters of the word FORMULATED, if each must contain 2 vowels and 3
1. 1 answer
2. 1,107 views
Dello, i need help with this problem.Find the periodic withdrawals PMT for the annuity given. HINT [See Example 4.] (Assume
1. 0 answers
2. 551 views
Thank you Damon for answering my other question.. I appreciate... The distance between two successive crests of a water wave
1. 2 answers
2. 653 views
The equation y=5 sin(3x-4), where y is in mm, x is in m and t is in secs, represents a wave motion. Determine the frequency,
1. 2 answers
2. 2,235 views
What is the specific technique of creative non-fiction at work in Keneally’s text, Schniders list
1. 1 answer
2. 502 views
An oil field contains 8 wells, which produce a total of 1600 barrels of oil per day. For each additional well that is drilled,
1. 2 answers
2. 5,488 views
An ice cube tray of negligible mass contains 375 g of ice at -5.00 C. What minimum amount of heat must be added to make all the
1. 0 answers
2. 720 views
How are suspensions and solutions similar? How are they different? (can use a Venn diagram)I do not understand how these are
1. 0 answers
2. 467 views
A half pipe can be thought of as half of a cylinder with radius of 7.00m. If a skater with mass 75.0 kg, starts with an initial
1. 1 answer
2. 576 views
It may seem like a lot, but It's Not!1. I reserved a one way ticket. J’ai réservé un aller simple. 2. We’re fastening our
1. 1 answer
2. 539 views
Write a story problem that can be represented with 1152÷24
1. 4 answers
2. 1,023 views
8. Arrange the following molecules in the order of increasing polarity.a. (PH3, HCl, H2O, CCl4) b. (NH3, HF, H2O, HBr)
1. 2 answers
2. 1,903 views
Three softball teams ordered equipment from the same catalog. The first team spent $285 on 5 shirts, 4 caps, and 8 bats. The
1. 2 answers
2. 1,410 views
Suppose that two random variables X1 and X2 have a bivariate normal distribution, and Var(X1) = Var(X2). Show that the sum X1+X2
1. 1 answer
2. 665 views
A plasma reaction converts A (Molecular weight = 200) to B and uses NAD as a co-substrate and produces NADH as a by product (1
1. 1 answer
2. 1,427 views
Are the sentences correct in passé composé? I have to use 3 separate verbs, pensé, aimé,1. J'ai pensé que je venais
1. 3 answers
2. 632 views
In math class, a student has an average grade of 85% for five tests so far. What grade must that student earn on the next test
1. 1 answer
2. 1,476 views
Please if possible, respond to this and the other question by 11:00 a.m tmrw. 11/15/16 . Thankyou!______________________________
1. 2 answers
2. 648 views
How do I translate these in passive voice? I don't understand. Help1. On communique les résultats financiers aux employés. =
1. 1 answer
2. 654 views
Carlita saw 5 times as many robins as cardinals while bird watching. She saw a total of 24 birds. How many more robins did she
1. 3 answers
2. 2,329 views
A superhero flies 185 m from the top of a tall building at an angle of 15◦ below the horizontal. What is the horizontal
1. 0 answers
2. 742 views
A truck travels beneath an airplane that is moving 150 km/h at an angle of 34◦ to the ground. How fast must the truck travel
1. 2 answers
2. 1,423 views
What is the direction of this resultant vector (between the limits of −180◦ and +180◦ from the positive x-axis) ?1.
1. 0 answers
2. 728 views
Consider two vectors F~1 with magnitude 69 N inclined at 177◦ and F~2 with magnitude 58 N inclined at 286◦, measured from
1. 1 answer
2. 628 views
Bob heads out into a lake at an angle of 41◦ with respect to the shore.If his boat is capable of a speed of 1.7 m/s, how far
1. 1 answer
2. 2,363 views
A person walks 21 m East and then walks 34 m at an angle 32◦ North of East. What is the magnitude of the total displacement?An
1. 2 answers
2. 3,085 views
How do I calculate the amount of heat will be required to make 100.0kg of a compound, the molar enthalpy is -63kj/mol for the
1. 1 answer
2. 556 views
The Olympic record for the marathon set in 2008 is 2 h, 6 m, 32 s. The marathon distance is 26 mi. What was the average speed of
1. 1 answer
2. 2,333 views
An amount of money is shared by three people in the ratio 2 : 5 : 8.What fraction of this money is given to the person who
1. 1 answer
2. 999 views
a jewelry company makes charms in a 2 x 2 x 3 inch box. They ship the charms in a 3 x 4 x 5 inch box. how many of the smaller
1. 0 answers
2. 446 views
a jewelry company makes charms in a 2 x 2 x 3 inch box. They ship the charms in a 3 x 4 x 5 inch box. how many of the smaller
1. 2 answers
2. 478 views
For a set of scores with a mean of 111 and a standard deviation of 8, what is the percentile rank of 90? (round to two decimal
1. 1 answer
2. 576 views
Write a balanced chemical equation for the combustion of acetylene if the products are:a) Carbon and water vapour b) Carbon
1. 1 answer
2. 982 views
How much of a 12% saline solution should be mixed with a 4% saline solution to obtain 40 milliliters of a 6% saline solution?.
1. 1 answer
2. 841 views
My homework is about identifying independent and dependent clausesThe sentence in () marks is the clause they're asking for. 1.
1. 2 answers
2. 906 views
Suppose you want to enclose a rectangular garden plot against a house using fencing on three sides, as shown at the left. Assume
1. 2 answers
2. 1,081 views
1. the points given are two of the 3 vertices of a right triangle. Which could be the third vertex of the triangle given 2
1. 1 answer
2. 729 views
The prompt to this formal essay I have to write is : How do Thoreau in "Civil Disobedience", Gandhi in "On The Eve of Historic
1. 5 answers
2. 660 views
suppose you want to invest $60,000 for ten years. You can invest your money in a CD that earns 4% interest, compounded quarterly
1. 1 answer
2. 992 views
1. Given the following set of quantum numbers: 3py -1/2. A chemistry student claims that this represents a peanut-shaped
1. 0 answers
2. 546 views
Are these right?I wasn't sure of 2 of them. It'll be in parenthesis. Literary Allusion -(Ross’s line in Shakespeare’s
1. 6 answers
2. 565 views
I created my Mole: MOLE'YMPICS*(Olympics)*... That is my Mole-word or Phrase but Idk if my descriptive caption below would be a
1. 0 answers
2. 570 views
find the zeros of the function: f(x)=2x^4 -x^3 +7x^2 -4x -4 ...
1. 1 answer
2. 359 views
Geometry/Maximum area: A rancher wants to enlarge an existing rectangular corral such that the total area of the new corral is
1. 2 answers
2. 1,360 views
Using the break apart method what is the best way to multiply 8x7
1. 2 answers
2. 943 views
In the last part of this experiment, the temperature of tap water was recorded for fifteen minutes as the tap water was heated
1. 1 answer
2. 818 views
1.Analyze the occurrences of collocation used in the below articlePuffin Therapy The Atlantic puffin simply vanishes for months
1. 1 answer
2. 655 views
A baker bakes a batch of muffins and splits the batch evenly onto six different trays. She then adds five croissants to each
1. 3 answers
2. 2,325 views
How much SO2 is needed to saturate 50g of H2O at 5 degrees Celsius
1. 1 answer
2. 744 views
Can you check grammar error in this text?What can you do to reduce global warming in Thailand? Nowadays, The problem global
1. 1 answer
2. 876 views
Alan scored a total of 14 points for answering all the 15 questions on a math quiz. For every correctly answered question, Alan
1. 2 answers
2. 1,693 views
An unfair coin with Pr[H] = 2/3 is flipped. If the flip results in a head, then a marble is selected from an urn containing 9
1. 0 answers
2. 579 views
How much work is done by the upward force of your head on a 50 N rock that you carry horizontally across a 10 m room?
1. 1 answer
2. 676 views
how much work is done by the upward force of your head on a 50 N rock that you carry horizontally across a 10 m room?
1. 1 answer
2. 406 views
Leena bakes a loaf of bread. She eats 1/8 of the loaf and gives 1/6 of it to each of her 3 friends. What fraction of the loaf of
1. 2 answers
2. 1,755 views
Can someone check my answers to this? I'm really confused on these practice problems. Thanks!Directions: Using informal, formal,
1. 4 answers
2. 890 views
How can you use decimal squares to represent the product 0 * 0.7?
1. 1 answer
2. 738 views
What mass of the metal must be heated to 95 degrees celsius in order to be used to warm 2.548 L of water from 18.1 to 22.5
1. 1 answer
2. 523 views
In January 2000, cyanide is released to the Tisza River in Hungary.Effect 1: Effect 2: Water Pollution Countries develop
1. 1 answer
2. 763 views
List out the elements of the set "The letters of the word Mississippi"
1. 8 answers
2. 8,385 views
Describe the chi-square goodness-of-fit test.
1. 2 answers
2. 630 views
Can you give a real world example of when you would use a chi-square test of independence and a chi-square goodness of fit?
1. 0 answers
2. 529 views
n ice cream stand sells chocolate, vanilla, and strawberry ice cream as well as a choice of 22 toppings. How many choices are
1. 8 answers
2. 4,849 views
If I am standing on top of a building that is 350 ft. high and I throw a baseball off the roof at angle of 60 degrees, determine
1. 3 answers
2. 609 views
in the poem lineage what does they mean
1. 1 answer
2. 1,183 views
Len is baking a square cake for his friend wedding. When served to the guests, the cake will be cut into square pieces 1 inch on
1. 1 answer
2. 1,351 views
A portrait of George Washington is square and has an area of 169 square centimeters. How long is each side of the portrait?
1. 3 answers
2. 1,364 views
The profit for a company that sells chairs is defined by P= -5x^2+200x+200. Where P is profit and x is the number of chairs
1. 1 answer
2. 578 views
An object is fired vertically upward with an initial speed of 68.6 meters/second.After t seconds, the height is shown by y=
1. 1 answer
2. 509 views
After 14 boys leave the concert, the ratio of boys to girls is 3 to 10. If there are p girls at the concert, write an algebraic
1. 1 answer
2. 1,470 views
A 13 kg box is at rest on a level floor. The coefficient of static friction µS = 0.9 and the coefficient of kinetic friction
1. 0 answers
2. 1,196 views
A woman at an airport is pulling her 25.0 kg by a strap at an angle of 25 ° above the horizontal as shown in figure Fig. P5.44.
1. 1 answer
2. 668 views
What happens when NaCl(aq) and AgNO2(aq) are mixed?Also, will the mass increase, decrease, or stay the same after the mixing?
1. 1 answer
2. 424 views
How did the US affect the dissolution of the Soviet Union?What was the US/ Soviet Union relationship at the time period?
1. 0 answers
2. 363 views
rewrite sinxtanx/(cosx+1) as an expression that doesn't involve a fraction.
1. 0 answers
2. 576 views
Rewrite cot(^2)xcosx/(cscx-1) as an expression that doesn't involve a fraction.
1. 0 answers
2. 520 views
Develop an algorithm, flow chart and pseudocode that accept as input three unit test scores and a project score for seven
1. 1 answer
2. 1,704 views
cscx/1-sinx
1. 3 answers
2. 402 views
cotx-cos^(3)xcscx
1. 1 answer
2. 1,440 views
3x=10+13x
1. 1 answer
2. 416 views
The 4ft by 6ft has a solid red rectangular area that covers 1/3 of the flag. What could be the dimensions of this red area?
1. 2 answers
2. 540 views
During beta-particle emission, a neutron splits intoa proton and an electron two protons two electrons two neutrons
1. 2 answers
2. 514 views
I had to use the past tense of either poder or saber to write each sentence1. tú y yo/mirar la televisión Tú y yo pudimos
1. 5 answers
2. 609 views
Find the value of x or y so that the line passing through the two points has the given slope.(-1,4) (X,3); M=2/3
1. 2 answers
2. 473 views
What are the maximum values of the following when an incandescent 55-W light bulb (at 110 V) is connected to a wall plug labeled
1. 1 answer
2. 436 views
please help me correct my essay. the topic of the essay is:"Why overcrowding of school are causing teacher's to lose their jobs
1. 1 answer
2. 581 views

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