# kayla

Newest questions and responses by kayla
1. ## math

the equation y=-16t2+120 can be used to represent the fruits height above the ground, where t represent time ,in seconds, after she threw the apple

asked on November 1, 2018
2. ## Precalculus 11

The sum of the first number & the square of a second number is 18. The difference between the square of the second number and twice the first number is 12. Write a system of equations to represent this situation. y=-x^2+18 y=.5x^-6 Solve the system to

asked on November 1, 2018
3. ## biology

Need help checking answer, biology question. Please Help! Respiration is a process where many chemical bonds inside the body break and release energy. This energy is used to perform various activities such as moving muscles. Explain the energy

asked on October 28, 2018
4. ## Precalculus 11

I have kind of a general question... I'm working on a unit about solving systems of equations & I just feel like I've lost the general concept a little bit. When something says, "use your graphing calculator to solve the following systems of equations."

asked on October 6, 2018
5. ## Precalculus

Hello, I'm a little confused & not sure where I went wrong: Solve the following systems of equations algebraically using the quadratic formula. Round answer to 2 decimal places. y=-x^2+2x+9 y=-5x^2+10x+12 My work: -x^2+2x+9=-5x+10x+12 Move everything from

asked on September 30, 2018
6. ## Precalculus

Hello, I just want to make sure I'm doing this correctly: Solve the following systems of equations algebraically. y=x^2-1 2x-y+2=0 My work: -x^2+2x+3=0 Divide everything by -1 x^2-2x-3=0 (x-3)(x+1)=0 x=3, x=-1 Thank you!! :)

asked on September 30, 2018
7. ## Chemistry

A patient receves 3.0 mL of a solution containing technetium-99m for a breast image. If the activity of the technetium-99m is 9.5mCi/mL what is the dose received by the patient?

asked on September 15, 2018
8. ## math

In the past, the value of houses a local realtor has sold is normally distributed with a mean of \$253,000 with a standard deviation of \$65,000. How much does a house have to sell for so that the house is in the bottome 20% of lowest selling houses for the

asked on August 18, 2018
9. ## Financial literacy

In traditional economy, economic decisions are based on ______ and ______. I’ve gone through my at least 4 times and I can’t find anything that would answer this. Please help.

asked on August 4, 2018
10. ## Precalculus 11

Determine the value of the discriminant and then state the nature of the roots. x^2-8x-9=0 root 28 is the discriminant 2 different roots is the nature of the roots Is that correct? Thanks a ton! :)

asked on July 7, 2018
11. ## american History

How did trade with Asia impact Italy? Italians sought new reasons to extend the Crusades as they fulfilled their need for Asian goods. The Byzantine Empire secured its position by becoming a conduit of trade between Italy and the Middle East. The increased

asked on July 6, 2018
12. ## American History

What significance did the domination of southern Spain by the Umayyad Caliphate have on European culture? Europeans became dependent on goods from the Middle East and Asia. Spaniards migrated to Africa to escape the invasion of the Umayyad Caliphate. Spain

asked on July 6, 2018
13. ## american history

What was the significance of the closing of the Silk Road? It gave Europeans the incentive to establish new overland trails into territories in Asia. It inspired Europeans to discover the hidden secret of creating their own silk textiles. It encouraged

asked on July 6, 2018
14. ## American History

What disadvantages did Native Americans experience in their trading with Europeans? Native Americans became reliant on European technology. Native Americans could not trade effectively because they lacked economic leaders. Native Americans traded for items

asked on July 3, 2018
15. ## biology

Some antifungal medications can damage the patient’s own tissues. Why doesn’t this problem occur with antibiotics? Thanks!

asked on April 17, 2018

Glycerol (a non-electrolyte that can be used as antifreeze and coolant in a car radiator) has a density of 1.261 g/mL and a molecular weight of 92 g/mol. If 111 mL of glycerol are mixed with 5.1 kg of water, by how much would the boiling point of the

asked on April 6, 2018
17. ## Precalculus 11

Hello, An airplane makes a 990 km flight with a tailwind & returns, flying into the same wind. The total flying time is 3 hrs 20 mins & the airplanes speed in still air is 600 km/hr what is the the speed of the wind? I'm as far as

asked on April 6, 2018
18. ## Vet Tech

A 20 lb puppy needs metoclopramide for vomiting. The dose is 2 mg/kg. The drug concentration is 5 mg/mL. How many mL will you draw up?

asked on March 27, 2018
19. ## english

What is the object of the preposition in sentence? He will walk alone from his office. 1)alone 2)children 3)under 4)the I say (1) alone

asked on March 26, 2018
20. ## Chemistry

If the specific heat capacity of ice is 2.10 J/(g.°C), how much heat is required to heat 530 g of ice from -45.0°C to -15.0°C? 1.) 33.400 kj 2.) 32595 J 3.) 33.4 kj 4.) 33000 J I was out sick when we learned this please help

asked on February 27, 2018
21. ## World History

Which British colony became very valuable when gold and diamonds were discovered there? 1.) Cape Colony 2.) Suez 3.) Canada 4.) India I think it’s Suez. Am I correct?

asked on February 25, 2018
22. ## World History

What was the impact of the Napoleonic Code? 1.) it became the set of civil laws adopted throughout Europe and other parts of the world. 2.) it established a way to use sociology to categorize European citizens for taxation 3.) It was the central method of

asked on February 23, 2018
23. ## world history

What impact did the Concert of Europe have on Europe? 1.) The Concert of Europe sought to establish a unified trading partnership to promote unity and eliminate future wars. 2.) The Concert of Europe sought to eradicate monarchies in favor of democratic

asked on February 23, 2018
24. ## Chemistry

Which of these most accurately describes the motion of gas particles? 1.) particles making up gases are mostly fixed in their locations and have vibrational motion. 2.) particles making up gases have few intermolecular interactions and are free to move.

asked on February 19, 2018
25. ## Chemistry

Molecular crystals consist of molecules held together by intermolecular forces. Ice is a good example. In ice, water molecules are held together by ______, and by London dispersion forces. Intermolecular forces are _______ than ionic or covalent bonds.

asked on February 19, 2018
26. ## history

The siege of the Alamo mission can be seen as a manifestation of which aspect of manifest destiny? • The need for a refuge for persecuted groups • The need to expand democracy • The need for new trade routes and markets*** • The need for new

asked on February 13, 2018
27. ## history

The letter written by William Travis referencing the siege of the Alamo is an example of _? • a tertiary source • a secondary source • a primary source**** • an unbiased source

asked on February 13, 2018
28. ## chemistry

Which one of the following pairs has only London dispersion forces as the intermolecular force between them? 1.) H2O; HF 2.)He; He 3.) HCl; HCl 4.) Ne; HCl please help I am so lost

asked on February 8, 2018
29. ## chemistry

What is the difference between dipole-dipole interactions and dipole-induced dipole interactions? 1.) dipole-dipole interactions involve two non polar molecules. Dipole induced dipole interactions involve one polar molecule with a permanent dipole and one

asked on February 8, 2018
30. ## world history

What was the difference between the profits of Great Britain and India? please help with this question I've looked it up and done my research and I'm really struggling.

asked on February 6, 2018
31. ## chemistry

When two metal atoms are close to each other, their __________ orbitals __________ and they can share __________. help me fill in the blanks please

asked on February 2, 2018
32. ## ALGEBRA 2

The Rattlesnakes football team plays a different opponent every week. So far this season, the Rattlesnakes have won 3 games out of 6. Which equation models the number of consecutive games the Rattlesnakes must win in order to increase their winning

asked on February 2, 2018
33. ## Precalculus 11

The sum of the squares of three consecutive integers is 149. Find the integers. I got 6,7,8 or -6,-7,-8 There's no reason why it would specifically be one or the other right? It could be either? Thanks!!

asked on February 2, 2018
34. ## algebra 2

what is the description of the end behavior of f(x)=x^3+5x^2−14x? Please help I have a hard time grasping this

asked on January 26, 2018
35. ## math

Claudia wants to test if the binomial 3x−6 is a factor of P(x)=3x^3−9x^2+9x−6. First, she evaluates P(_[blank 1]_). After simplifying correctly, she is left with a remainder of _[blank 2]_. Based on the remainder, she correctly concludes that 3x−6

asked on January 26, 2018
36. ## math

Consider the graph of f(x) as shown. Graph of f of x. The curve approaches infinity as x approaches negative infinity, then passes through the point (-3.45, 0), turns at about (-3.05, -2.03), passes through (-2.51, 0), then turns again at (-1.39, 4.62),

asked on January 26, 2018
37. ## algebra 2

Suppose the polynomial f(x) has the following roots: 1+6sqrt2, 2−sqrt6, and 6+sqrt2. If f(x) has only rational coefficients, the Irrational Root Theorem indicates that f(x) has at least three more roots. What are the three additional roots that f(x) must

asked on January 26, 2018
38. ## math

Given a polynomial equation p(x)=0, which expressions could be a pair of irrational roots of the equation? please help I don't know how to solve this

asked on January 26, 2018
39. ## algebra 2

What is the number of distinct possible rational roots of p(x)=2x2+7x+6? I need help on how to solve this

asked on January 26, 2018
40. ## history

Which option accurately describes the impact of Confucianism on Asian cultures? Qin Shi Huang declared Confucianism as the Chinese Empire’s official religion, resulting in a civil war. Confucianism established a governmental model, defined leadership

asked on January 25, 2018
41. ## World History

Which option accurately describes the relationship between the Catholic Church and public literacy prior to the humanist movement? Prior to the humanist movement, the Catholic Church was predominately illiterate except for a few high-ranking bishops. Prior

asked on January 25, 2018
42. ## world history

Which best describes the theory Jean-Jacques Rousseau outlined in The Social Contract? Rousseau theorized that people are born inherently greedy and a large powerful government is needed to counteract such greed to maintain social order. Rousseau theorized

asked on January 25, 2018
43. ## history

Which most accurately describes endeavors of explorer John Cabot? John Cabot led successful expeditions to Newfoundland, claiming the land for England. John Cabot was the first European explorer to discover the Mississippi River. John Cabot led successful

asked on January 24, 2018
44. ## history

Which most accurately describes events in the life of explorer Sir Walter Raleigh? Raleigh led major expeditions to America, including the ill-fated Roanoke Colony. Raleigh is best known for establishing the colony of New Mexico for Spain. Raleigh was the

asked on January 24, 2018
45. ## wold history

Which trade route refers to the extensive trade and sharing of plants, animals, culture, and ideas between the Americas, Africa, and Europe following Christopher Columbus’s discovery of the Americas? Trans-Saharan Trade Columbian Exchange Incense Route

asked on January 24, 2018
46. ## world history

Which accurately describes Portugal’s motivation for funding explorations along the coast of Africa? to navigate around Africa to Asia and find the kingdom of Prester John to navigate around Africa and find the kingdom of Japan to navigate around Africa

asked on January 24, 2018
47. ## history

Why did Pope Pius V excommunicate Queen Elizabeth I in 1570? The pope declared her a heretic because she invaded France and Spain, allies of the Catholic Church. The pope declared her a heretic because she sided with Charles V to form the Schmalkaldic

asked on January 24, 2018
48. ## World history

How did the Crusades affect Jewish societies? (Select all that apply) A.) crusaders massacre Jews in France when Pope Eugenius III called for the second Crusade, led by French and German Kings. B.) jsu aligned with the Byzantine empire and helped Eastern

asked on January 24, 2018
49. ## Chemistry

The adult blue whale has a lung capacity of 5.0 x 10^3L. Calculate the mass of air (assume an average molar mass of 28.98g/mol) contained in an adult blue whales lungs at 0.0 Celsius and 1.00atm, assuming the air behaves ideally. I have the answer but

asked on January 18, 2018
50. ## Math

Show me a picture grid of 1.8 divided by 0.6

asked on January 17, 2018
51. ## History

“The liberty of the press is essential to the security of freedom in a state: it ought not, to be restrained in his common wealth.” - The above quote runs counter to a set of legislative acts during the Adams admiration that were inspired by _. • the

asked on January 16, 2018
52. ## Geometry

asked on January 8, 2018
53. ## Geometry

three security cameras were mounted at the corners of a triangular parking lot. camera 1 was 110 ft. from camera 2, which was 137 ft from camera 3. cameras 1 and 3 were 158 ft. apart. which camera had to cover the greatest angle? Camera 1 None Camera 3

asked on January 8, 2018
54. ## Geometry

1. Find the length of a diagonal of a rectangle ABCD with vertices, A (-3,1), B(-1,3), C(3,-1) and D (1,-3). A) 5.7 B) 6.3 C) 3.2 * D) 4.5

asked on January 8, 2018
55. ## physics

A circular disk of mass 0.2kg and radius 33cm, initially not rotating, slips down a thin spindle onto a turntable (disk) of mass 1.7kg and the same radius, rotating freely at 4.4rad/s. a) Find the new angular velocity of the combination b) The change in

asked on December 7, 2017
56. ## physics

A car moving with a constant speed of 83 km/h enters a circular, flat curve with a radius of curvature of 0.40 km. If the friction between the road and the car’s tires can support a centripetal acceleration of 1.25 m/s2, without slipping, does the car

asked on December 1, 2017
57. ## Precalculus 11

Determine if the given value is a solution for each quadratic. Answer yes or no. 2x^2-3x(root 2)+2=0 I know the answer is yes but I don't know how to get to that answer. Thanks a ton! :) Kayla

asked on November 29, 2017
58. ## Math

Darla purchased a new car during a special sales promotion by the manufacturer. She secured a loan from the manufacturer in the amount of \$24,000 at a rate of 4.2%/year compounded monthly. Her bank is now charging 6.8%/year compounded monthly for new car

asked on November 29, 2017
59. ## physics

A little boy jumps onto a small merry-go-round(radius 2.00m) in a park that rotates for 2.30s through an arc length of 2.55 before coming to rest. If he landed( and stayed at a distance of 1.75 , frp, tje cemtral axis of rotation of the merry-go-round,

asked on November 28, 2017
60. ## physics

Help please? Having trouble with this. A race car makes two and half laps around a circular track in 3.0 min. What is the car's average angular speed?

asked on November 28, 2017
61. ## Physics

In moving a 35kg desk from one side of a room to another, a man finds that a horizontal force of 275N is necessary to set the desk in motion, and a force of 195N is necessary to keep it in motion at a constant speed. What are the coefficients of both

asked on November 16, 2017
62. ## Physics

In moving a 35kg desk from one side of a room to another, a man finds that a horizontal force of 275N is necessary to set the desk in motion, and a force of 195N is necessary to keep it in motion at a constant speed. What are the coefficients of both

asked on November 16, 2017
63. ## geometry

Name the property of equality or congruence that justifies going from the first statement to the second statement. StartFraction x Over 2 EndFraction equals 3x2=3 x equals 6x=6 symmetric property of congruencesymmetric property of congruence distributive

asked on November 2, 2017
64. ## Pre algebra

What are the actual dimensions of the sofa in inches? 90 x 45 90 x 36 75 x 25 80 x 30 I think its the second choice

asked on November 2, 2017
65. ## physics

A piece of uniform sheet metal measures 25 cm by 25 cm. If a circular piece with a radius of 5.0 cm is cut from the center of the sheet, where is the sheet’s center of mass now?

asked on October 31, 2017
66. ## Math

How can u use regrouping to multiply

asked on October 30, 2017
67. ## English

3. How does Malik relate with his mother in “The Next Adventure”? How do their interactions change over the course of the story? Use specific details and evidence from the text to support your response. Your response should be at least two complete

asked on October 27, 2017
68. ## math

A single fair is tossed. Find the probability of obtaining a number different than 9

asked on October 20, 2017
69. ## geometry

find the values of x , y , and z this diagram is not to scale 36 , 63 , 13 and the other three x ,y and z what are the values of them?

asked on October 19, 2017
70. ## Geometry

6. Which of the following facts, if true, would allow you to prove that line l and m are parallel? A.angle m + angle 4= 180 B. angle 1 = angle 8 ** C. angle 6+angle 3 = 180 D. angle 7= angle 6

asked on October 19, 2017
71. ## math

seven and two thirds minus six and a half

asked on October 18, 2017
72. ## Math

Jody deposited \$65 into her savings account. The next day, she withdrew \$24. How much of her deposit remains in the account.

asked on October 18, 2017
73. ## Physics

A 0.20-kg billiard ball travelling at a speed of 15 m/s? strikes the side rail of a pool table at an angle of 60°. If the ball rebounds at the same speed and angle, what is the magnitude of its change in momentum? I need help!

asked on October 17, 2017
74. ## Physics

Water is lifted out of a well 30.0m deep by a motor rated at 1.00hp. Assuming 90% efficiency, how many kilograms of water can be lifted in 1 min? Answer is 137kg but can not figure it out.

asked on October 12, 2017
75. ## Physics

Six identical books, 4.0 cm thick and each with a mass of 0.8kg, lie individually on a flat table.How much work would be needed to stack the books one top of the other?

asked on October 10, 2017
76. ## science

Special telescopes, such as the Chandra x-ray Telescope, help astronomers see different kinds of electromagnetic radiation besides visible light. Why is this helpful? • X-rays give off a spectrum of light that tell astronomers what elements make up

asked on October 10, 2017
77. ## Physics! Help!

Vector A, a wind velocity vector, has a magnitude of 20 miles per hour and is blowing toward the North. A second wind velocity vector, Vector B, has a magnitude of 50 miles per hour and is blowing toward the Southeast. A third wind velocity vector, Vector

asked on October 5, 2017
78. ## Physics!

A force acts on a 1.5-kg, mass, giving it an acceleration of 3.0m/s^2. (A) If the same force acts on a 2.5-kg mass, what acceleration would be produced? (B) what is the magnitude of the force?

asked on October 4, 2017
79. ## Physics

A force acts on a 1.5-kg, mass, giving it an acceleration of 3.0m/s^2. (A) If the same force acts on a 2.5-kg mass, what acceleration would be produced? (B) what is the magnitude of the force?

asked on October 4, 2017
80. ## Emergent computer tech.

1. What file is being called by this IMG tag? (1 point) answer= SRC 2. What type of link is used to call this file? (1 point) answer=need help with this one 3. If the user loads this graphic in a text-only browser how will the browser describe it? (1

asked on October 4, 2017
81. ## Foundations of Math 1

Solve the equation. 78=-2(m+3)+m A –28 B –42 C –72 D –84

asked on September 28, 2017
82. ## biology

In a pre-lab for nutrient food testing , I was assigned to answer these questions, but I have no idea what they are talking about. And no, we have not discusses the answers in class. Here are the questions: Answer the following questions: 1. What is a

asked on September 26, 2017
83. ## english 2 ( 5 questions)

6 Read the following sentences from "When Greek Meets Greek." Fraser scratch his head. "I know of a landlord up the road who vow that ain't ever taking anybody who come from the West Indies. But he don't mind taking Indians. He wouldn't know the difference

asked on September 26, 2017
84. ## english 2

Can someone please please help me!!!! 1.Read the following sentences from "Lifeguard Rules!" “That’s it, Ira and Michael,” Francesca had said. "You guys don’t get a third warning. Go spend fifteen minutes out of the water. I’ll inform you when

asked on September 26, 2017
85. ## physics

An apple falls from a tree and hits the ground 9.63m below. With what speed will it hit the ground? The acceleration of gravity is 9.8 meters per second squared.

asked on September 23, 2017
86. ## geometry

asked on September 14, 2017
87. ## Geometry

PB is a line segment on a number line. It has endpoints at -2 and 12. What is the coordinate of its midpoint?

asked on September 11, 2017
88. ## Math

Solve the following system using elimination (aka linear combination) attach an extra sheet, if needed. { 3x+2y+4z=11 { 2x-y+3z=4 { 5x-3y+5z=-1

asked on September 11, 2017
89. ## 9th Grade Foundations of Math 1

7/3y - 8 = 111 Equations.

asked on September 4, 2017
90. ## early chhildhood

"Shaping" involves A. Removing reinforcers to diminish a behavior** B. rewarding each step toward a goal to teach a new skill C. using negative reinforcement to increase a behavior d. Using positive reinforcement to increase a behavior

asked on August 30, 2017
91. ## early childhood

One similarity between the developmental theories of Piaget and Vygotsky is that they are both A. constructivist theories of learning throught interaction with the environment B. objectivist theories of development throught the resolution of crisis C.

asked on August 30, 2017
92. ## Precalculus 11

I just want to double check that I have this right. Write the new equation of the parabola y=(x-3)^2-7 that is translated 4 units left, 5 units up & is compressed by a factor of 1/4 y=1/4(x+1)^2-2 Thanks a bunch :) ♡

asked on August 30, 2017
93. ## Emergent computer tech

1. Text that is located between and appears in the browser’s ______________. answer: Tab title 2. There are _______ levels of headings in HTML. answer 6 3. If the tags are around a word, then it will be ________. answer Emphasized 4. A link’s

asked on August 28, 2017
94. ## Introduction to Early Childhood Education

which of the following is typically NOT a role fulfilled b general early childhood classroom teachers? Teaching children communicating with families diagnosing learning disabilites engaging in professional development**

asked on August 24, 2017
95. ## Introduction to Early Childhood Education

Early childcare education professionals teach children for birth to age 3 age 3 to 6 age 3 to 8 birth to age 8** Child care centers and family child care homes provide care and educations under federal regulations**?? in cooperation with local school

asked on August 24, 2017
96. ## Introduction to Early Childhood Education

which of the following is not a characteristic that an early childhood educaton professional should have? Postive attitude sense of humor carelessness ** Self-regulation

asked on August 24, 2017
97. ## Math

What is the best estimate for the product of 289 and 7

asked on August 17, 2017
98. ## Precalculus 11

(6a^2-15a)/(6a-15a^2) (3a(2a-5))/(3a(2-5a)) Multiply top & bottom by -1 -(5-2a)/(5a-2) is that correct? I have an answer here that's -(2a-5)/(5a-2) but I don't understand how to get there... Thanks :)

asked on August 14, 2017
99. ## Precalculus 11

If when simplifying 2 rational expressions you got: (-2(x-3))/2-x would you multiply the top & bottom by -1? Thanks!! :)♡

asked on August 13, 2017
100. ## Precalculus 11

When subtracting 1 rational expression from another, when I'm multiplying the top & bottom of the first term by the denominator in the second term is that number automatically negative because the whole term is being subtracted? ex: (8a-3b)/7a - (2a+5b)/4b

asked on August 13, 2017