# lexi

Popular questions and responses by lexi-
## 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

*asked on September 26, 2016* -
## Geom

If m

*asked on January 8, 2012* -
## Social Studies

Which event spread Islam to India?

*asked on September 20, 2018* -
## 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=

*asked on April 19, 2017* -
## Math

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

*asked on February 28, 2013* -
## 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

*asked on September 29, 2016* -
## 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 ;)

*asked on October 5, 2016* -
## Science

10. How can serveying reading material improve your comprehension? (1 point) > Knowing the main ideas ahead of time helps you know where to focus your attention**** > Reciting the answers to questions out loud will help you remember them > Reading your

*asked on September 19, 2016* -
## 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.

*asked on September 24, 2018* -
## Math

What is 0.000000132 in Scientific notation.

*asked on October 6, 2015* -
## 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

*asked on April 30, 2020* -
## 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

*asked on October 7, 2016* -
## 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

*asked on September 9, 2020* -
## 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

*asked on September 20, 2018* -
## 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?

*asked on December 16, 2011* -
## 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

*asked on September 16, 2016* -
## math

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

*asked on April 30, 2019* -
## 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

*asked on September 23, 2016* -
## 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

*asked on September 26, 2013* -
## math

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

*asked on April 30, 2019* -
## 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.)

*asked on May 12, 2020* -
## 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

*asked on September 29, 2016* -
## Math

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

*asked on February 27, 2013* -
## algebra 1

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

*asked on March 5, 2018* -
## health

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

*asked on March 13, 2015* -
## 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

*asked on February 1, 2012* -
## 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?

*asked on July 3, 2016* -
## 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

*asked on January 4, 2007* -
## 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”

*asked on January 26, 2012* -
## 10th grade Math

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?

*asked on June 26, 2010* -
## physics

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

*asked on August 25, 2011* -
## 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

*asked on December 7, 2019* -
## math

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

*asked on April 30, 2019* -
## alegebra1

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

*asked on January 19, 2015* -
## algebra 2

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

*asked on March 1, 2018* -
## 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.

*asked on February 4, 2018* -
## 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

*asked on April 19, 2014* -
## 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.

*asked on April 30, 2019* -
## English

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

*asked on September 22, 2016* -
## 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

*asked on January 20, 2016* -
## 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?

*asked on August 24, 2014* -
## Math

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

*asked on February 27, 2013* -
## algebra 2

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

*asked on May 8, 2018* -
## 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

*asked on November 4, 2014* -
## Science

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

*asked on March 13, 2014* -
## 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

*asked on April 14, 2013* -
## 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

*asked on January 26, 2012* -
## math fractions

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

*asked on December 15, 2010* -
## algebra

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

*asked on October 24, 2010* -
## 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

*asked on September 30, 2008* -
## 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

*asked on April 1, 2020* -
## 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

*asked on March 30, 2020* -
## math

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

*asked on April 30, 2019* -
## 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?

*asked on September 14, 2018* -
## 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?

*asked on March 6, 2018* -
## 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

*asked on September 27, 2017* -
## 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??

*asked on November 1, 2016* -
## Social Studies PLEASE HELP ME

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

*asked on October 14, 2016* -
## 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. :)

*asked on September 23, 2016* -
## 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

*asked on September 16, 2016* -
## 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.

*asked on March 4, 2016* -
## Spanish

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

*asked on January 29, 2016* -
## 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.

*asked on December 4, 2015* -
## 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?

*asked on November 21, 2015* -
## 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

*asked on March 23, 2015* -
## 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?

*asked on October 15, 2014* -
## Algebra 2

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

*asked on September 2, 2014* -
## math

estimate the copier size factor used.Give your answer as a percent

*asked on January 8, 2014* -
## 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

*asked on January 30, 2012* -
## 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

*asked on August 28, 2011* -
## Math

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

*asked on December 16, 2010* -
## college

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

*asked on October 24, 2010* -
## mathematics

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

*asked on May 27, 2020* -
## 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

*asked on May 7, 2020* -
## 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

*asked on April 28, 2020* -
## Calculus

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

*asked on December 21, 2018* -
## Calculus

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

*asked on December 21, 2018* -
## 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

*asked on August 13, 2018* -
## 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.

*asked on February 22, 2018* -
## Chemistry

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

*asked on February 21, 2018* -
## Math

Amy has $1,000 in a savings account at the beginning of the fall. She wants to have at least $500 in the account by the end of the fall. She withdraws $100 a week for living expenses. Write an inequality for the number of weeks Amy can withdraw money, and

*asked on October 25, 2017* -
## Government

How is the number of Electoral College seats per state determined? -by the number of delegates assigned to the state -by the total number of House and Senate representatives -by the traditional number signed under the 12th amendment -by giving each state

*asked on October 6, 2016* -
## Government

1: Which of the following responsibilities are held by the legislative, rather than executive, branch? (Select 2) A: writing and voting on new laws(my answer) B: providing social programs to citizens C: selecting new judges for federal courts D:

*asked on October 4, 2016* -
## Statistics Homework

10. In a Microsoft Instant Messaging survey, respondents were asked to choose the ,most fun way to flirt, and the accompanying table is based on the results. X P(x) E-mail 0.06 In person 0.55 Instant Messaging 0.24 Text Messaging 0.15

*asked on May 15, 2016* -
## Social Studies

Who organized the trade in medieval cities and towns? A.Guilds B.Clergy C.Knights D.Journeymen Is it A?

*asked on November 24, 2015* -
## MATH

Kevin earns $15 per hour for working 8 hours. Then he earns $18 per hour for working overtime for 4 hours during a day. What is the average amount that Kevin earns per hour during a day?

*asked on November 21, 2015* -
## 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.

*asked on November 19, 2014* -
## 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

*asked on November 18, 2014* -
## 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

*asked on November 14, 2014* -
## Algebra

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

*asked on August 24, 2014* -
## Algebra

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

*asked on August 24, 2014* -
## Physical Science

How is a compound different from an element?

*asked on August 24, 2014* -
## 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.

*asked on July 27, 2012* -
## english

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

*asked on January 27, 2012* -
## 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

*asked on January 8, 2012* -
## Math

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

*asked on January 17, 2011* -
## 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.)

*asked on November 22, 2010* -
## 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.)

*asked on November 10, 2010* -
## 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

*asked on October 4, 2010* -
## Statistics

What measurement forms normal distribution? Would it be the mean and variance? (avg. and standard deviation) Could you help me please

*asked on October 15, 2008*