Questions and answers by

Matt

Questions (1,577)

Find the value of c which satisfies Rolle’s Theorem for the function f(x)=sin(x²) on (0,√π).
1. 1 answer
2. 509 views
Part (a): Find the suma+(a+1)+(a+2)+.....+(a+n-1) in terms of a and n Part (b): Find all pairs of positive integers (a,n) such
1. 1 answer
2. 623 views
Let a1,a2,......a10 be an arithmetic sequence. If a1+a3+a5+a7+a9=17 and a2+a4+a6+a8+a10=15 then find a1.
1. 2 answers
2. 2,464 views
Penn writes a 2013-term arithmetic sequence of positive integers, and Teller writes a different 2013-term arithmetic sequence of
1. 2 answers
2. 1,664 views
Penn writes a 2013-term arithmetic sequence of positive integers, and Teller writes a different 2013-term arithmetic sequence of
1. 0 answers
2. 812 views
Suppose that |a-b|+|b-c|+|c-d|+.......+|m-n|+|n-o|+............|x-y|+|y-z|+|z-a|=20. What is the maximum possible value of
1. 2 answers
2. 680 views
Suppose that |a-b|+|b-c|+|c-a|=20. What is the maximum possible value of |a-b|?
1. 2 answers
2. 2,479 views
The second and ninth terms of an arithmetic sequence are 2 and 30 respectively. What is the fiftieth term.
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2. 557 views
Evaluate [3.2]. It is a floor and ceiling function. Thanks.
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2. 423 views
I need help diagnosis this case for my abnormal psychology review.Mr. B is a 20-year-old male college student who was recently
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2. 641 views
Ascorbic Acid is an organic diprotic acid, H2A, that is found in many natural materials. KA1=7.94x10^-5 and KA2=1.62x10^-12. If
1. 1 answer
2. 561 views
The quantity sqrt(45)- 2sqrt(5) +sqrt(360/2) can be expressed as sqrt(N), where N is an integer. Find N.* the whole fraction
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2. 613 views
Solve for the positive value of x such that 3sqrt(x^2-4x+4)=16.The 3 is the small number next to the sqrt sign.
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2. 440 views
A 10kg mass is located at the (1.00m)i + (2.00m)j + (2.00m)k. A 5kg mass is located at (-1.00m)i + (1.00m)j + (1.00m)k.(A)
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2. 502 views
Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they
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2. 800 views
Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they
1. 1 answer
2. 790 views
How many sigma bonds and pi bonds are there in each of the following:CH2Cl2 C2H3Cl C5H6 C6N4
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2. 1,760 views
I don't think my first response went thru...so reposting!Thank You Ms. Sue, for the answer to cubic inches (11/16/14). It also
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2. 543 views
how many cubic inches in 7'8"L, 12'2"W, 10'1" tall? please show how you get to the answer.I added up the feet (7+12+10=29 ft)
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2. 573 views
Two brothers, Sam and Jim, were fighting over the division of their ancestral property. After ten years of legal battle, a
1. 6 answers
2. 1,084 views
A 4 kg mass and a 9 kg mass are being held at rest against a compressed spring on a frictionless surface. When the masses are
1. 1 answer
2. 529 views
If a balloon containing 1000 L of gas at 50 degrees Celsius and 101.3 kPa rises to an altitude where the pressure is 27.5 kPa
1. 2 answers
2. 2,638 views
Hello. I have a few questions from my study guide, that I need to know to study for my test.1) x^(2/3)*((5/2)-(x) a) determine
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2. 585 views
A 4 kg mass and a 9 kg mass are being held at rest against a compressed spring on a frictionless surface. When the masses are
1. 1 answer
2. 2,755 views
A target lies flat on the ground 4 m from the side of a building that is 10 m tall, as shown below.The acceleration of gravity
1. 1 answer
2. 3,082 views
Nathan is designing a box to keep his pet newt in. To make the box, he’s going to start with a solid rectangle and cut squares
1. 1 answer
2. 2,533 views
what mass of precipitate will form if 1.5L of concentrated pb(clo3)2 is mixed with .55L of.190 M NaI
1. 1 answer
2. 690 views
Simplfy the following expression -3x + 5x + y+y+y I think the answer is 8x + 3y Would I be right? Thank You
1. 3 answers
2. 445 views
Please answer this 1 question!!1.Which could be the name of a point? A. EF B. k C. Q D. MN
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2. 602 views
Consider the following reaction.2 HCl(aq) + Ba(OH)2(aq) BaCl2(aq) + 2 H2O(l) ΔH = -118 kJ Calculate the heat when 114.8 mL of
1. 1 answer
2. 1,596 views
A bullet is fired from a rifle that is held 2.5 m above the ground in a horizontal position. The initial speed of the bullet is
1. 1 answer
2. 630 views
If not all the alum dissolves in the water before adding the Ba(NO3)2 solution, what effect will this have on the sulfate
1. 1 answer
2. 554 views
How much heat would you need to melt 20.0 L of ice that had frozen on a fruit tree.
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2. 430 views
How to solve this???Solve for x. a+b= a+xy Solve for w. 2w+2h+L=p Solve for r. r(s+t)=u
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2. 329 views
How to solve this???-1-8(x+12)> -44-8x -4(-12v-9)+6(-6+5v)> -4v+12v
1. 2 answers
2. 414 views
I need to determine maximum tension/down force with a pendulum.I need to use the lightest string possible to: -support a 16kg
1. 2 answers
2. 431 views
Find the best word to complete the sentence.1. specter 2. specimens 3. reiterate 4. refuted 5. vigilant 1. Find the best word to
1. 2 answers
2. 783 views
Please and thank you :D1.A 2.B 3.B 4.B 5.B 6.C 7.C 8.B and C 9.D 10.B 1.Who is most likely to study written records?
1. 7 answers
2. 2,214 views
At a certain point on the beach, a post sticks out of the sand, it's top being 76 cm above the beach. The depth of the water at
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2. 1,423 views
Shane's seats at the concert were so far from the stage that he could not ____________ who was the lead singer and who was the
1. 2 answers
2. 479 views
11.abhor : detest12.infraction 13.resolute 14.infringe 15.abound 11.Find the pair of words that has the same kind of
1. 10 answers
2. 515 views
The ones with ** ** around the answer choices is what I picked1.Find the best word to complete the sentence. Because of the
1. 8 answers
2. 556 views
Please check my answers...the ones with ----then a answer choice (is my answer)1. Find the best word to complete the sentence.
1. 1 answer
2. 582 views
If a block of mass 10.0 kg rests on a horizontal surface, and the coefficient of static friction is 0.300, what is the maximum
1. 4 answers
2. 848 views
6.B7.C 8.A 9.B 10.B 6.Which words make up the adverb phrase in the sentence? Which word does the adverb phrase modify? After
1. 4 answers
2. 937 views
Thanks for checking my answers1. D 2. C 3. C 4. C 5. D 1. Which words make up the adverb phrase in this sentence? After his
1. 2 answers
2. 659 views
an object has a weight of 5.10 Newtons at sea level, where the acceleration due to gravity is 9.81 m/s squared. What is the
1. 1 answer
2. 651 views
8.B9.B 10.D 8.Which word in the sentence is the direct object? The vibration brings worms up to the surface. A.up B.worms
1. 5 answers
2. 595 views
Please check this is the last set of 5 questions thanks :D6.A 7.C 8.B 9.B 10.D 6.Which word in the sentence is the direct
1. 4 answers
2. 531 views
1.D2.C and A 3.canoe 4.D 5.B and E 2.Which words in the sentence are the direct objects? The woman grows tomatoes and cucumbers
1. 3 answers
2. 557 views
After his speech, the politician greeted his supporters.A.his supporters B.greeted his C.the politician D.After his speech
1. 1 answer
2. 412 views
Im trying to study but I need to know what (adverb phrases) are?1.Please tell me what they are? 2.Please tell me how to identify
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2. 465 views
Thanks for checking1.D 2.C 3.B 4.C 5.C 1.According to "Michael Faraday's World," which intrigued Michael Faraday? A.automobiles
1. 3 answers
2. 799 views
Thanks for checking1.D 2.C 3.B 4.C 5.C 1.According to "Michael Faraday's World," which intrigued Michael Faraday? A.automobiles
1. 3 answers
2. 836 views
Which sentence has a misplaced adjective phrase?A. The dog chewed its bone with soft brown fur. B. The house on the left was
1. 2 answers
2. 472 views
Pure nitrosyl bromide, NOBr at 0.762 M is placed into a sealed vessel and heated up to 400 K. When the system reaches
1. 1 answer
2. 622 views
Find the pH of 1.0E-8 M H2S04 (H2SO4 <==> 2H^+ + SO4^2-)I have got answer to be 7.70, can you confirm the answer for me please?
1. 1 answer
2. 697 views
i think its nervousWhich word in the sentence is the predicate adjective? During the scary movie, Clinton seemed nervous. A.
1. 1 answer
2. 453 views
i think its friendlyWhich word in the sentence is the predicate adjective? Though they played for rival teams, the boys seemed
1. 1 answer
2. 445 views
14.richard15.member 14. Which word in the sentence is the predicate nominative? Richard became a council member by age
1. 1 answer
2. 424 views
I have more but i decided just to post this 1.I think its Them. Which word in the sentence is the indirect object? After a short
1. 2 answers
2. 542 views
I did the work I just want to see if half of my questions are right then ill post my other half after this so please check and
1. 7 answers
2. 635 views
If im not right then can you tell me which are wrong and right thanks1.B 2.C 3.A 4.C 1.Which inequality is false? A.3 < 7 B.–8
1. 2 answers
2. 532 views
I think its B onlyWhich statements are true about the agricultural revolution? Choose all answers that are correct. A. It
1. 12 answers
2. 4,993 views
Who is Daniel?A. the man who wrote on the palace wall B. the king of Babylon C. the wisest man in Babylon D. the best friend of
1. 1 answer
2. 503 views
In pseodocode, create the logic for a program that accepts input values for the projected cost of a vacation and the number of
1. 1 answer
2. 650 views
Please check these and thanks :D1.A 2.D 3.A 4.(help because i couldn't get it) 5.B
1. 6 answers
2. 809 views
The length of a rectangular landing strip exceeds its width by 3,700 feet. If its perimeter is 17,400 feet, what is the length,
1. 1 answer
2. 878 views
A square has the same area as a rectangle whose longer side is 2 times the length of its shorter side. If the perimeter of the
1. 2 answers
2. 946 views
I think its TrueDuring the Stone Age, people invented tools such as daggers, spear points, and hand axes, and made them mostly
1. 5 answers
2. 959 views
Please check these:1.A 2.C 3.C 4.B 5.B ----------------------------------------------------- 1.Which part of speech is the
1. 4 answers
2. 1,141 views
I think itsA, Select the mathematical sentence that is true. A. 2 • (8 – 5) + 3 < 7 + 3 • 2 B. 2 • (8 – 5) + 3 > 7 + 3
1. 1 answer
2. 480 views
I think its A,B and D.Which sentences use a time-related term correctly? Choose all answers that are correct. A. Confucius was
1. 6 answers
2. 2,161 views
Check please?~?~i think its C. or A. 1.Which is an example of place? A. the Pacific Northwest B. a town with a big-box store C.
1. 3 answers
2. 382 views
Please help...I think its A,D, and C Which are acceptable reasons for studying history? Choose all answers that are correct. A.
1. 3 answers
2. 1,386 views
Check this please~?~?~1. C,A,D 1.Which are correct definitions for history? Choose all answers that are correct. A.the study of
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2. 701 views
i think its growth ~The leaves on a green plant soak up sunlight to make food. A cow's stomach digests grass that was eaten.
1. 2 answers
2. 723 views
I think its (at a beach cottage)Which words make up the prepositional phrase in this sentence? Her cousins often spend the whole
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2. 496 views
Tyler wrote a paper describing life in England in the eighteenth _________, from ______ to ______.I think its A. A. century;
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2. 723 views
I think its decadesJill enjoys reading about American history, especially the last 40 years, or four _____________, of the
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2. 610 views
The majority of people in these countries speak Arabic and much of the land is desert.place or region?
1. 4 answers
2. 533 views
I printed out a summer activite to test my skill on science and i found some that i stumbled upon and couldn't figuire out so
1. 0 answers
2. 479 views
I printed out a summer activite to test my skill on science and i found some that i stumbled upon and couldn't figuire out so
1. 1 answer
2. 582 views
Does this series converge or diverge?9/(n*(3^n)) Thank you and have a great night!
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2. 381 views
I saw a site that had fun summer activites and my mom said each one I pass I get 5 dollars so I want to check my answers.1.B 3.D
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2. 744 views
If Kate is flying a kite on the field and she lets out 20 meters of string and at the same time her friend Abigail is watching
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2. 882 views
Would nicotine undergo1. oxidation 2. coupling with diazonium compounds 3. nitration How easy would it be for these reactions,
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2. 412 views
Hey guys so I was absent for my class and my teacher STILL wants me to figure out how to do limiting reactant and theoretical
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2. 620 views
A chemist has a supply of supersaturated CuSO4 solution that contains 230.0grams per litre of water. The chemist also has
1. 2 answers
2. 779 views
can you help answer this question please; four algebra formulas for Amadeus traveled 760 miles in twice the time it took his
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2. 451 views
A student claims the average amount of time spent studying for an exam is less than or equal to 120 minutes. A random sample of
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2. 699 views
A researcher was interested in assessing the effectiveness of the Statistics Diet ascompared to a regular low calorie diet on
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2. 668 views
A researcher was interested in assessing the effectiveness of the Statistics Diet ascompared to a regular low calorie diet on
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2. 590 views
17. A newspaper article reported that the typical American family spent an average of $75 forEaster candy last year. A sample of
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2. 640 views
A researcher was interested in assessing the effectiveness of the Statistics Diet ascompared to a regular low calorie diet on
1. 0 answers
2. 656 views
A researcher was interested in assessing the effectiveness of the Statistics Diet ascompared to a regular low calorie diet on
1. 1 answer
2. 705 views
A researcher was interested in assessing the effectiveness of the Statistics Diet as compared to a regular low calorie diet on
1. 1 answer
2. 979 views
what is 15% changed to a decimal?
1. 1 answer
2. 372 views
Can someone please help me here? It's review for my test. Thanks!Calculate the expected pH of the buffer prepared in Part I of
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2. 588 views
Sorry here is completed questionA bag contains 3 red marbles, 3 blue marbles and 3 yellow marbles. Which of the following
1. 1 answer
2. 595 views