# lexi

Popular questions and responses by lexi
1. ## Algebra

1) Simplify: (Y^4) (y^3) A:y^1 B:y^7 (my answer) C:y^12 D:y^43 2)Simplify: Y^6 / y^2 A: y^8 B: y^4 C: y^3 ( my answer) D: y^1 3: Convert into a fraction 5-^3 A: 1/5 B:1/15 (my answer) C:1/25 D:1/125 4: 15^0=? A:0 (my answer) B:1 C:15 D:1/15 5: Select all

If m

3. ## Social Studies

Which event spread Islam to India?

4. ## algebra 2

THe loudness L of a sound is measured by L=10 log10^R where R is the sound's relative intensity. One person talks with a relative intensity of 10^6 or 60 decibels. How much louder would 100 people be ,talking with the same intensity. So would I just use L=

5. ## Math

A pizza was cut into 6 slices. Ben ate 1/3 of the pizza. How many slices did he eat?

6. ## Government

1. "A peice of coastal land, and surrounding fishing areas, has been occupied by a fishing society for centuries. This society does not have any government, or knowledge that any larger government rules over them" Do political scientists consider the

7. ## Algebra

1: Dory bought 2 computers on sale for $210.99 each. He sold them to his friend for$240.00 each. What was his profit? -$52.99 -$58.02 ***** -$421.98 -$480.00 Please check ;)

9. ## Social Studies

1. Which areas of South Asia are sparsely populated? A. coastal areas B. areas with an arid climate C. areas with heavy rainfall D. areas in the humid temperate climate region 2. Which religion has the most followers in South Asia? A. Sikhism B. Islam C.

10. ## Math

What is 0.000000132 in Scientific notation.

11. ## Math

Equation practice with angle addition Given: m∠AOCm, angle, A, O, C is a straight angle. \qquad m \angle BOC = 6x + 29^\circm∠BOC=6x+29 ∘ m, angle, B, O, C, equals, 6, x, plus, 29, degrees \qquad m \angle AOB = 3x + 124^\circm∠AOB=3x+124 ∘ Find

12. ## Government

What is a definition of citizenship? -having been born in a country -being a full and equal member of a nation -having pledged to respect and support a governments's values****** -fulfilling all the responsibilities and having all the rights of living in a

13. ## Physics

A runner is jogging in a straight line at a steady vr= 6.8 km/hr. When the runner is L= 2.2 km from the finish line, a bird begins flying straight from the runner to the finish line at vb= 20.4 km/hr (3 times as fast as the runner). When the bird reaches

14. ## Social Studies

Which event spread Islam to India? A. conquest by Turkic forces B. the rise of the Mughal empire C. the fall of the Gupta empire D. the conversion of Akbar to Islam

15. ## Algebra

The dosage in milligrams D of a heartworm prevention for dog who weighs x pounds is given by D(x)=136/25x. What is proper dose for dog that weighs 29 pounds?

16. ## Social Studies

1:What fundamental problem did noah Webster see in the Articles of Confederation? > that states would always work in their own self-interest even if it meant harm to the nation as whole > that the central covernment would always favor large states over the

17. ## math

Write the recursive formula and the explicit formula for the sequence {3,6,12,24,48,...}. Show all work.

18. ## Social studies

I am lost .. Why did the great compromise establish a two-house legislature? A:to fairly represent all states B:to allow for population growth C: to provide checks and balances D: to prevent unconstitutional laws***? In what way did the structure of the

19. ## physics

A car starts from rest and travels for 7.5 s with a uniform acceleration of +1.9 m/s2 The driver then applies the brakes, causing a uniform deceleration of 1.1 m/s2 If the brakes are applied for 2.9 s, how fast is the car going at the end of the braking

20. ## math

What is the average rate of change of the function g(x) = 3(2x) - 6 over the interval 0

21. ## trig/precalc

A 82-ft tree casts a shadow that is 130 ft long. What is the angle of elevation of the sun? (Round your answer to one decimal place.)

22. ## Government

1. How is the I.S. constitutional government designed? Select 2 that apply. - The Judicial System is controlled by the legislature - the three branches of government can check and balance each other - Powers not given to the federal government are reserved

23. ## Math

A pizza was cut into 6 slices. Ben ate 1/3 of the pizza. How many slices did he eat?

24. ## algebra 1

multiply and simplify if possible. sqrt(5x) (sqrt(x)-5 sqrt(5)

25. ## health

when consuming fats,the healthiest choice is food high in .saturated fats .unsaturated fats .trans fats .cholesterol *** is it D ?

26. ## geometry

An angle bisector of a triangle divides the opposite side of the triangle into segments 6 cm and 5 cm long. A second side of the triangle is 6.9 cm long. Find the longest and shortest possible lengths of the third side of the triangle. Round answers to the

27. ## Chemistry

An element crystallizes in a body centered cubic unit cell. The radius of this element is 2.20A , and the density is .991 g/cm^3. how many moles of atoms are within one unit cell?

28. ## Chemistry 1 H

AgNO3+ BaCl2-> AgCl+ Ba(NO3)2 a. balence the equasion b. How many grams of silver chloride(AgCl) are produced from 5.0g of silver nitrate (AgNO3) reacting with an excess of barium chloride(Ba Cl2)? c. How Many grams of barium chloride (BaCl2) is necessary

29. ## English

Why don’t the narrator and the other man want to hold Edward for ransom? Is their motivation internal or external? in “I, Too, Sing America”

A radio station's signal has a radius of 100 miles. If you drive at a constant speed of 40 miles an hour, nonstop, directly across the diameter of the signal, how long can you listen to the station before the signal fades?

31. ## physics

A boy walks 13 km in 2.0 h. What is his speed in km/h and m/s. Show work.

32. ## chem

A solution of 118 mL of 0.160 M KOH is mixed with a solution of 240 mL of 0.230 M NiSO4. How many grams of this precipitate (Ni(OH)2) form? I have the balanced equation as 2KOH (aq)+ NiSO4 (aq) ----> K2SO4 (aq) + Ni(OH)2 I don't need the answer but I would

33. ## math

In a paragraph, explain whether or not all geometric sequences are exponential functions.

34. ## alegebra1

The base edge of a square pyramid is 30 cm. The pyramid is 6 cm tall. Find the volume of the pyramid.

35. ## algebra 2

find all the REAL square roots of a.)0.0064 b.)-0.0081 SHOW WORK PLEASE

36. ## Math

The volume of the solid obtained by rotating the region bounded by y=e^x, y=Inx, x=1, and x=2 about the line y-axis can be computed using the method of cylindrical shells. Using the method of cylindrical shells find the volume.

37. ## Dynamics

What is the minimum spring compression delta necessary to cause m2 to leave the floor after m1 suddenly released with zero velocity? Measure delta from the unstretched length of the spring and assume that all the motion is in vertical direction

38. ## math

Write a real world situation for the function f(x) = 3(1.06x) + 2. Be sure to identify all key features of the function as what they represent in your situation.

39. ## English

1: which word is most similar to the word assail? (1 point) > defend > greet >attack****(my answer) >embrace Is this correct?

40. ## Science

In humans the allele for curly hair and the allele for straight hair show incomplete dominance. If two people with wavy hair have offspring, what percentage of their offspring would you expect to have wavy hair? A.) 100% B.) 75% C.) 50% D.) 25% Would it be

41. ## Physical Science

Is jelly a element, compound, or a mixture? Is sweet tea a element, compound or a mixture? Is ketchup a element, compound, or a mixture?

42. ## Math

A pizza was cut into 6 slices. Ben ate 1/3 of the pizza. How many slices did he eat?

43. ## algebra 2

for what values of theta are the tangent 0?for what values of theta is the tangent undefined?explain.

44. ## Math

Help, I need help on this.. For questions 3-5, use the recipe below. (I'll try and make it..) ----------------------- |Ingredients|Amount| |------------------- |Orange Juice| 4 3/4 cups| |Grape juice| 6 1/2 cups| | Cherry Juice 2 1/8 cups| |Club soda| 1

45. ## Science

What is the composition of the A horizon ? a. topsoil b. subsoil c. bedrock d. water Either b or d? ^^

46. ## chemistry

Write the equations describing the electrode reactions and the net cell reaction for this electrochemical cell containing indium and cadmium: This is what I have so far: anode: In(s) --> In^3+ + 3e- cathode: Cd^2+ + 2e- --> Cd (s) Need help writing the

47. ## English

A girl tells her mother she is volunteering at an animal shelter because it makes her feel good, but the truth is that she has been offered extra credit in one of her classes to do so. Her motivation is 1.)a lie 2.)external 3.)idiomatic 4.)idiomatic

48. ## math fractions

how do you put 7/16, 5/8, and 3/4 in order from greatest to least

49. ## algebra

find (FxG)(X) and (GxF)(X) when f(x)=5x^2-1 and g(x)=2/x

50. ## Maths

In a quadrilateral ABCD, angle A = 120 degrees angle B = 140 degrees The bisectors of the angles C and D meet at the point Y. Find the size of the angle DYC

51. ## English

Which form of poetry best describes this poem. A. limerick B. lyric poem C. haiku D. free verse The poem is called The Tide Rises, the Tide Falls by Henry Wadsworth Longfellow. 1 The tide rises, the tide falls 2 The twilight darkens, the curlew calls; 3

52. ## science

A certain constant-pressure reaction is nonspontaneous at 49 ∘C. The entropy change for the reaction is 71 J/K . What can you conclude about the magnitude of ΔH? answers :ΔH>23kJ ΔH>220kJ ΔH71J/K ΔH

53. ## math

In a paragraph, compare and contrast constant rate of change and average rate of change.

54. ## math

f(x) = x^3 and g(x) = 3x-7 If the inverses of two functions are both functions, will the inverse of the composite function made by the original functions also be a function?

55. ## Chemistry

An apple pie needs 10 large apples, 2 crusts (top and bottom), and 1 tablespoon of cinnamon. write a balanced equation that fits this situation. How many apples are needed to make 25 pies?

56. ## Algebra

Jen is building a doll house for her daughter. She decided that she wanted the slope of the roof to be 3/4. In the blueprint, the roof starts at (-6,10) and the center of the house is at (0,0). Knowing that the peak of the roof will be at (0,y), what

57. ## Algebra

Solve the following proportion. 2/15 = 13/x A: 390 B: 1.73 C: 2.31 D: 97.5 *** Can someone explain why its 97.5??

Asha lives in a nation that has a legislature and a prime minister. Citizens in her country vote in elections to elect their legislative representatives. Then parliament appoints the prime minister. 1: Does Asha's nation have a limited or an unlimited

59. ## Government

Of the following choices, which ones are concidered democratic values?(2 points) Serving the military Honesty **** Patriotism **** Voting in an election Please check my answers. :)

60. ## Social Studies

1:What fundamental problem did noah Webster see in the Articles of Confederation? > that states would always work in their own self-interest even if it meant harm to the nation as whole > that the central covernment would always favor large states over the

61. ## Science

A charge q1=7.00 x 10^-6 is placed 0.300m from a second charge q2=-5x10^-6 C. Find the magnitude the force between the two charges.

62. ## Spanish

Paco ______ de Madrid -Soy -Eres -Es * -Está * Would it be one of those two?!

63. ## Physics

Suppose the thickness of an oil film on water is just the right thickness for canceling red light. What color will your eye see? Explain using 3 – 4 complete sentences.

64. ## Social Studies

The spark that set off world war 1 was the assassination of Archduke Franz Ferdinand of what European nation? A.Austria-Hungray B.Germany C.Russia D.France Is the answer A?

65. ## math

I need help with this please it is urgent! : ok so 1 what are accomplishments of the Incas? 2 what did not contribute to the Spanish victory over the Aztecs. 3 the first European colonies to win independence4 in the Americas was, 4 two leaders that

66. ## Statistics

The probability that a student uses the Academic Resource Center on a regular basis is 0.43 . In a group of 21 students, what is the probability that exactly 4 of them use the Academic Resource Center on a regular basis?

67. ## Algebra 2

a -2a/5 = 3 Do you multiply by 5? Then it goes a-2a= 15?

69. ## chem

The fact that ice is less dense than water is related to the fact that ____. the molecular structure of ice is much less orderly than that of water the molecules of ice are held to each other by covalent bonding ice has a molecular structure in which water

70. ## Math

Hello, im in 6th grade and im trying to find out the least common multiple of a number and the greatest common factor of a number. I don't know what they are. thanks

71. ## Math

segment yw is perpendicular to segment xz. the perimeter of triangle xyz is 71 meters. what is the length of segment wz

72. ## college

find (FxG)(X) and (GxF)(X) when f(x)=5x^2-1 and g(x)=2/x

73. ## mathematics

Express each fraction in the first three terms of this pattern as a repeating decimal. 1/11, 2/11, 3/11...

74. ## Health

1 true or False. The testes and sperm are located within the scrotum which is located on the outside of the male body to regulate a temperature for sperm production. A. True B. False*** 2. A function of the female reproductive system is to provide a

75. ## health

Truth or False. Today's lifestyles, economy, and gender roles influence family structure. A. Truth. B. False.*** Which of the following is not a type of family structure? A. blended B. nuclear C. merged*** D. Foster Good communication among family members

76. ## Calculus

Write the first five terms of the sequence defined by the recursive formula an=2(an-1)+3 with a1=-2

77. ## Calculus

Write the first five terms of the sequence defined by the explicit formula an=150(1/5)^n-1

78. ## english

do not need answers,just some pointers for the reflection response on the speech. How does the exact date (not just general time period) impact an understanding of the speaker’s goal? How might it be different if the speech was given a few years before

79. ## algebra 2

find the real or imaginary solutions of each equation by factoring. 3x^3+3x^2=27x *please show work so i can learn how to do this.

80. ## Chemistry

Classify as acidic base or neutral [H+]= 6.0*10^-10M

87. ## chemistry

How many total atoms are in the chemical formula Ai(NO3)3? I thought it was ten because Ai is 1 atom. The No3 is 3 atoms times the 3 is 9 plus the 1 is ten.

88. ## physics

Calculate the velocity of a skateboarder who accelerates from rest for 6.7 seconds down a ramp at an acceleration of 6.5 m/s2

89. ## Math

Estimate the answer to the following problem by rounding to the nearest 10: 13 + 46 + 87 = ? A: 130 B: 155 C: 160 D: 150 I personally think its 160, because look; 13 + 46 + 87 = 146. I rounded it, and I think it's 160. Could anybody find out if it's

90. ## Algebra

Simplify the expression by combining like terms. 5-x+2 I believe it is 7-x, but just to make sure.

91. ## Algebra

(6-3w)(-w2) the two in the second set is a exponent. How do I solve this?

92. ## Physical Science

How is a compound different from an element?

93. ## Physics

Diffraction grating #1 has half the lines/cm that diffraction grating #2 does. When used with a certain wavelength of light, both gratings give first order maxima. Which of the following statements is true for the same wavelength of light.

94. ## english

The majority of Robert Frost’s poems concern life in the city. true false i think its true

95. ## geometry

Two sides of a triangle have lengths 8 and 17. Which inequalities represent the possible lengths for the third side, x? a) 9 < x < 25 b) 9 < x < 17 c) 9 < x < 8 d) 8 < x < 17

96. ## Math

A commercial airplane has a takeoff speed of about 300 km/h. What si the takeoff speed in mi/h?

97. ## College Algebra

Only 34% of the carbon-14 in a wooden bowl remains. How old is the bowl? (Carbon-14 has a half-life of 5,700 years.)

98. ## College Algebra

The population of the Earth is approximately 6 billion people and is growing at an annual rate of 1.9%. Assuming a Malthusian growth model, find the world population in 45 years. (Round your answer to one decimal place.)

99. ## college physics

Which of the following statements about special relativity is false? a).The proper length of an object is always larger than the length of the object in a frame where it is moving. b).The proper length of an object depends on the relative speed between the