# Questions Asked onJanuary 4, 2010

1. ## trigonometry

Prove: tan2x+sec2x = cosx+sinx/ cosx-sinx

2. ## literary

What literary device is Shakespeare employing when Malcolm says, "Angels are bright still, though the brightest fell"?

3. ## Medical Coding

A 28-year-old female patient has been bothered with excessive tearing and was found to have an obstruction in the right lacrimal duct. Today at the ambulatory surgery center she was given general anesthesia and the physician performed an endoscopic

4. ## Trig

Use the fundamental identities to simplify the expression: cot beta sec beta I used 1+tan^2u=secu since cot is the inverse of tan. I flipped the tangent, then so it was 1+ (1/tan). But the book's answer is the cosecant of beta. Where did this come from??

5. ## Math

Which term is 13122? The geometric sequence is 2, -6, 18, -54 tn=ar^(n-1) 13122=2(-3)^(n-1) 6561=(-3)^(n-1) log6561=n-1log-3 You can't divide with negative logs, how do I isolate n?

6. ## algebra

Find the length of the hypotenuse of an isosceles right triangle whose legs are 1 unit in length.

7. ## Chemistry

A 0.125-g sample of monoprotic acid of unknown molar mass is dissolved in water and titrated with 0.1003 M NaOH. The endpoint is reached after adding 20.77 mL of base. What is the molar mass of the unknown acid?

8. ## Medical Coding

Fill In The Blank. Read the following report(s) to answer the fill in the blank questions. Place the correct code(s) in the space provided. If more than one code is necessary separate the codes with a comma. Operative Report INDICATIONS: The patient is

9. ## Math

If the diemnsions of the park in the model are 9 inches by 17 inches, what are the actaul dimenions of the park?

10. ## pre calc

given x=t^2 and y=t-2 find a relationship between x amd y( express y in terms of x) is the relationship a function

11. ## math

How many ways can you get \$1.05 using only nickels, dimes, and quarters

12. ## physics

A string of 8 christmas tree lights connected in series to a 120v source draws a current of 0.75A.can any one show me how to find the resistance of each lights and potential differnces.

13. ## chemistry

The mineral CaF2 has a solubility of 2.1 x 10^-4 M. What is the Ksp of CaF2? a. 1.85x10^-11 b. 9.3x10^-12 c. 3.7x10^-11 d. 8.8x10^-3

14. ## Physics

A particle executes simple harmonic motion with an amplitude of 9.00 cm. At what positions does its speed equal two thirds of its maximum speed? I got: v2 +ω^2x^2 =ω^2A^2 vmax =ω A and v = ωA/2?

15. ## Science

A convex lens of magnifying glass is held 2.00 cm aove a page to magnify the print. if the image produced by the lens is 3.60 cm away and virtual, what is the focal lenth of the magnifying glass?

16. ## home economics

explain the term energy balance

17. ## HARD chemistry

A solution of ferrous sulfate (FeSO4) is titrated with a solution of potassium permanganate in sulfuric acid. The balanced half reactions are as follows: 10FeSO4 + 5 H2SO4 --> 5 Fe2(SO4)3 + 10 H ^+ +10e^- and 2 KMnO4 + # H2SO4 +10e^- --> 2 MnO4 + K2SO4 + 8

18. ## unit rate

what is the unit rate 78 miles on 3 gallons

asked by susquehanna township middle school

what is a cow on sale?

20. ## Geography

Here are some questions that I need help on: 7. Similar climates, vegetation, or landforms can be used to divide the earth into a. political aregions. b. formal regions. c. functional regions. d. census regions. I know it's not c or d. I think it's B 11.

21. ## Math

Shade in 3/4 of 1/2 of 1/2 of the circle. The question is "What fraction of the circle is shade? I was thinking will be 1/4 This is correct or what will be the answer? Thanks for helping me

22. ## math

when does this pattern end? 1+11+111+1111

23. ## MAT116 Algebra

Translate to an inequality. The average speed was between 120 & 140 mph

24. ## pre calc

Find 2 functions defined implicitly by the given relations: (a) x² + y² = 25 (b) y² = x²

25. ## chemistry

the solubility product expression for BiS3 is Ksp= a.[Bi2^3][S3^2-]. b. [Bi^3+][S^2-]. c. [Bi^3+]^2 [S^2-]^3 d. none of these

26. ## chem

The Ksp of PbI2 is 8.7x10^-9. Find the solubility of lead(II) iodide on mol/L. a. 1.3x10^-3 b. 9.3x10^-9 c. 6.6x10^-5 d. 1.6x10^-3

27. ## Math

Imagine that you’re the manager of an auto parts store. Figure A-2 contains your records of annual inventory figures for windshield wipers. Using the FIFO method of inventory pricing, what is the dollar value of ending inventory if there were 300 units

28. ## Chemistry

A 25.00-mL sample of an H2SO4 (2 and 4 are subscripted) solution of unknown concentration is titrated with a .1328 M KOH solution. A volume of 38.33 mL of KOH was required to reach the endpoint. What is the concentration of the unknown H2SO4 (again, the 2

29. ## Acc220

I am not sure how to start the paragraph on explaining balance sheets, income statements, retained earning statements and statements of cash flows...I need a good opening paragraph that will capture the attention of the readers.

30. ## BIO 100

Provide at least two ways the use of this biotechnology could benefit socity and two ways this biotechnology could be harmful. My topic is agricultural and environmental uses. I have tried to look for answer but can't find the answers to this question.

31. ## MATH

Delia works from 8:00 A.M. to 4:30 P.M. and has one hour each day for lunch. How much does she earn each week if she gets paid \$4.80 per hour?

32. ## algebra 1

Find the length of the hypotenuse of a right triangle whose legs are 8 and 15 units in length.

33. ## Physics

What is the kinetic energy of an electron {mass = 9.1 x 10^ - 31 kg} when it is moving at 3.0 x 10^7 m/s {1/10 the velocity of light}? KE = 1/2 m v^2 KE = 1/2 (9.1 x 10^ - 31)(3.0 x 10^7) KE = 1.365 x 10^ -23 I don't know if this is right because what got

34. ## physics

1. Three particles with charges of +11 mC each are placed at the vertices of an equilateral triangle with sides of 15.0 cm. What is the magnitude and direction of the net force on each particle? 2. A proton is released in an uniform electric field and it

35. ## math

Bob has 4 more dimes than nickels. He has 1.45 in all. How many nickels does he have? Please explain and show your work.

36. ## math

Find the difference by using the idea that a - b = a + (b): a. -12 - (-6) b. - 7 - 4 c. 11 - (-8) Thank you, I do not understand.

37. ## science

CATAPULT using a marsh-mellow to launch What techniques did you use to accurately launch your projectile? What variables impacted the launch and flight of your projectile?

38. ## Physics

A particle executes simple harmonic motion with an amplitude of 9.00 cm. At what positions does its speed equal two thirds of its maximum speed?

39. ## pre calc

Example 1: Let f(x) = ex and g(x) = ãx Find: (a) f(g(x)) (b) g(f(x))

40. ## Medical Coding

Operative Report Pre-Operative Diagnosis: Rheumatic aortic stenosis Procedure Performed: Valvuloplasty, aortic valve with transventricular dilation Operative Note: This 38-year-old female patient who has a diagnosis of rheumatic aortic stenosis. She has

41. ## THANK YOU

THANK YOU SO MUCH BOBPURSLY.you are a great help to me, i kind of already knew that but it reassured me that i was doing the right thing, i was confused on what side to put my variable on but now i see that i can put it on either side

42. ## languae arts

what is (bssmyale)(deaicunne)

43. ## math

describe a solution in which you would use more than one unit to measure length. tell why?

44. ## Math Algebra 1

suppose you ca work a total of no more than 20 hours per week at your 2 jobs. baby-sitting \$5 per hour, and your cashier job pays \$6 per hour. you need to earn at least \$90 per week to cover your expences. question : write a system of inequalities that

45. ## english language

unscramble the word (bssmyale

46. ## science

a camera with a 200mm lens(focal length) makes a real image of a bird on film.The film is located 201 mm behind the lens.Determine the distance from the lens to the bird.

1)write the fomulas for the following compound: Magnesium hydroxide. 2)Write the names of the compound: Ba(ClO3)2 *the numbers are the subscripts* I really don't understand how to do those two, I did the rest of them. I could really use the help. THANKS!!

48. ## Civics

What steps does the federal government take when attempting to control sensitive national security issues? Would it be that the government attempts to control information about national security by classifying information as secret and by limiting press

Write a pedigree in which there are parents and 4 children, 1 girl and 1 boy are color blind and the other girl and boy are not. I HAVE A FEW QUESTIONS- ?- For a girl to be colorblind does her mother have to be colorblind too or just a carrier?her father?

50. ## science

If iron is placed into electrical contact with a more active metal, the iron will not corrode. true or false

51. ## World History

What were Thomas Edison's most significant inventions or innovations?

52. ## psychology

The scientific method is very important to psychology. What other disciplines can you envision making practical use of the scientific method? Is is used at all at your workplace?

What kind of inheritance governs foot length?

54. ## science

i am in 7th grade accelerated science, so i am learing 8th grade material. I am having some difficulties with covelant and ionic bonds. My lab is due tomorrow and i have a quiz on Wed. If anyone can help me understand this better i would be greatful.

Two parallelograms have pairs of sides that are 3 feet long and 2 feet long. One of the parallelograms is a rectangle and the other is not. Which has a bigger area, and why?

56. ## Civics

What are the benefits of congressional recording studios?

57. ## math

i've been asked to ifnd the price-earning ratio of some stocks i'm unsure of how to do this I do not know which EPS value to use as I found some valeus on a website... Like for this company that I got a stock for h t t p : / / w w w . m a r k e t w a t c h

58. ## Science

an object 5.50 cm high is placed 100 cm from a converging lens that has a focal length of 40.0cm. a)Calculate the image distance b)Calculate the hight of the image height

59. ## english

Hello! I'm french, I have an english homework "studying an newspaper's article" Can you correct it please please beacause I'm sure that's very bad.So please help me. During his first year, president Obama was much debated: 30 000 soldiers sent out

60. ## science

what planet has almost the same density as earth?

61. ## english

what are the elements of plot, i have to analyze a short story using elements of plot , and when i did my essay i failed it , so can anyone please help me please i will really appreciate it

62. ## english

what is the effectiveness of communicationg when two people are talking, can someone give me an example as if you were observing them

63. ## Science

Under which of the following conditions would the same amount by mass of sugar diffuse the fastsest? 300 ml ice tea with sugar cube 300 ml ice tea with table sugar 300 ml hot tea and a sugar cube 300 ml hot tea and table sugar

64. ## science

How does a sunflower's energy get transferred?

65. ## science

i have a project where i have to make a working model of a hot tub. does any one have any idea how to even start?

66. ## physics

light moves from olivine (n= 1.670) into onyx. If the critical angle for olivine is 62.85 degrees , what is the index of refraction for onyx ?

67. ## math

Prove: 2cos^2(x)-1 = 1-tan^2(x)/ 1+tan^2(x) Thank you!

69. ## chemistry

how do you balance the equation __Al+__CuO=>__Al2O3+__Cu

70. ## math

12cm/day=cm/h

71. ## social studies

How does climate and physical features interact to determine the natural vegetation cover of a country?

72. ## Trig

I'm trying to find out which quadrant some trigonometric functions lie in. The problem is one of them is equal to zero, and zero is neither positive or negative. How do I determine which quadrant it belongs in then???

73. ## Technology

(this post never got answered :() I need help with these two questions: 1. Sheet metal and copper piping are examples of a. natural resources b. industrial products c. consumer products d. standard materials I think it's either B or D 2. Which of the

74. ## Social Studies

Why do you suppose internment camps were located in isolated areas away from the west coast? Is the answer because the Japanese had many ancestors who lived in the west coast.

75. ## science

what is an analysis?

76. ## science

i always forget what is an analysis and conclusion is so if any 1 can answer this please don't hold back press the answer button

77. ## biology

What would happen to your cells if they made a poisonous chemical?

78. ## idontknow

why are there 12 days of christmas?

79. ## 12 days of christams

Christmas holiday season begins on December 25 and goes to January 6 ending in the Feast of Epiphany. Epiphany is also known as the Twelfth Night or Three Kings Day in some cultures. It is the day the Magi visited the savior in Bethlehem is it that

80. ## chemistry

Methane reacts with an excess of chlorine gas. [it's an equation] I have the reactants: CH4(g) + Cl2(g) --> ? I was thinking single replacement, making CCl4 for sure. I'm just not sure about that hydrogen, unless it's just H2, and when balanced the full

Sonya has X amount of money. Bob has three times as much as Sonya has, less \$14.62. Write an expression , using X, that tells how much does Bob has.

82. ## physics

I need some one to help me out, how to calculate the total energy released by the lightning bolt; if a lightning dischar, 30c of charge move through a potential difference of 1.0 x10*8v in 2.0 x 10-2s.

find the sum of -2 plus 3i and -1 minus 2i ..........im not sure how to do it can anyone help me out?/

whats an acrostic poem for chlorine

85. ## math

How do I find out the distance someone needs to go if they are at 5/8 km, and have to go 7/8 km?

86. ## math

the turkey must cook for 4 hours 45 minutes. at what must it be put into the oven in order to be done by 3:00 p.m.?

87. ## Art

For art I have to create this fairytale book. It has to be 8 pages sided. It has to be short, because on each page we are going to illustrate a picture and below that we are going to write a minimum of 2-3 sentences. It has to start with once upon a time

88. ## 12 days of christams

what are other names given for the 12th day of christmas?

fifteen:five::nine:_ _ _ _ _ i can't figure it out!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! and it has to start with scr,spr,str,thr.

90. ## History

The lush reigon that formed a great arc from the east shore of the Mediterrian sea to the perisan gulf is called the??????????????????????

91. ## algebra

1. √(x + 6) = -8 x=? 2. 4√(2x - 3) < 12 solve the inequality 3. 4 ≥ √(6x - 12) - 8 solve the inequality 4. √(3x - 5) = x - 3 x=? 5. √(4 - x) ≥ √(3x + 4) solve the inequality 6. x + 3 = √(5x + 4) + 1 x=?

92. ## BIO 100

Provide at least two ways the use of this biotechnology could benefit socity and two ways this biotechnology could be harmful. My topic is agricultural and environmental uses. I have tried to look for answer but can't

93. ## algebra

find an equation in slope intercept form for the line whose change in y is 500 when x1=8 and x2=17?

94. ## English

1) 2025 is it only two thousand and twenty-five or could you also say twenty twenty-five? 2) in 2000 (is in two thousand/in the year two thousand) 3) How many films did he appear in? Or In how many films did he appear? 4) Which part did film director..

95. ## BIO 100

Describe the plant life, animal life, and geology of ecosystem in the area in which you live. I live in Vancouver, Washington

96. ## Mathematics

When does this pattern stop working 1 + 11 = 1 + 11 + 111 = 1 + 11 + 111 + 1111 =

97. ## AP Biology

Which of the following is probably the main factor responsible for the phenomenon of density-dependent inhibition? a. a local accumulation of growth-inhibiting factors b. a local deficiency of nutrients c. cells' inate "sense" of knowing when the organ of

98. ## Maths Help

(1) Prove that the cancellation law of multiplication is equivalent in a commutative ring to the assertion that the product of non-zero factors is not zero. (2) For any given Integral Domain, state the law of Trichotomy, and show that in an integral Domain

99. ## English

Hello everybody! I have posted a question yesterday on creative classroom.Thank you for the answers.I have checkqued those web sites and picku out the activity with shoe box diorama.So my learners could make a shoe box dioramas (the topic would be

100. ## physics

how the moons stay in orbit around jupiter ?

101. ## Chemistry

Explain,in terms of electronegativity, why the H-F bond is expected to be more polar than the H-I bond.

what is the area of a circle

103. ## math

Sue worked 37 hours at \$3.20 per hour and made \$92 in tips. What were her weekly earnings?

104. ## language

Hi...Happy New Year to all! I was wondering if anyone can put the word transmission in a sentence for me. I am having trouble understanding the definition of the word. Thanks!!! Wizard

105. ## chem

Suppose a solution contains a concentration of 1.0x10^-4M PbSO4 (Ksp=1.8x10^-8). Which of the following terms describes this solution? saturated , unsaturated, supersaturated, or cannot be determined

106. ## religion

What role did religion play in the arts in Islamic civilizations?

107. ## grammar

the word "is" in the following sentence:an adverb?preposition?conjunction?verb?...Catching fish is one of the oldest pastimes.

108. ## Physics

A ray of light hits the surface of a mirror at an incident angle of 10º to the normal. What is the angle of reflection for the ray of light? Is it correct for me to say that the angle of reflection for the ray of light is 10º as ANGLE OF INCIDENCE =

109. ## english

nail is to hameer as screw is to what using the consonant blends scr spr str thr

HELP -4Y-23

111. ## math

A certain canoe was advertised as having an "800 pound capacity," meaning that it can hold at most 800 pounds. If four people plan to use the canoe and take 60 pounds of supplies, write and solve an inequality to find the average weight per person.

112. ## s

a camera with a 200mm lens(focal length) makes a real image of a bird on film.The film is located 201 mm behind the lens.Determine the distance from the lens to the bird.

How many combinations can you make with 3 toppings? Ice Cream: Vanilla/ Chocolate/ Strawberry/ Coffee Toppings: Fudge/ Caramel/ Chocolate Sprinkles/ Rainbow Sprinkles/ Nuts

114. ## algebra

define a variable, write an iquality, and solve the problem below. then check your solution. "seven minus two times a number is less than three times the number plus thirty-two" 7-2*x

115. ## Trig

Simplify sin x cos^2x-sinx Here's my book's explanation which I don't totally follow sin x cos^2x-sinx=sinx(cos^2x-1) =-sinx(1-cos^2x) =-sinx(sin^2x) (Where does sine come from and what happend to cosine?) =-sin^3x

116. ## math

define a variable, write an iquality, and solve the problem below. then check your solution. "seven minus two times a number is less than three times the number plus thirty-two" 7-2*x

117. ## music

who was the lyrist of joesph and the technicolour dreamcoat

118. ## Math

I am les than a 100. The sum of my digit is 8. If you divide me by two, I am even number. My tens digit and my ones digit are thye same?

119. ## History

What factors shaped the move from colonial, country life to modern, urban life? What was urban city life like during the rise of urbanization? How was it different or similar to modern urban life?

120. ## Latin

whats the translation of: "Tum amici Maximiservos laudaverunt et eis pecuniam donaverunt" and "Maximo singuli vale dixerunt" ?

121. ## pre calc

a salt shaker is sitting 4cm from the center of a lazy susan. phoebe small spins the lazy susan through an angle of 120. how do i set this up to find how many radians the shaker turned?

122. ## math

Karl worked 25 hours at \$3 per hour. He received the following tips tips: \$18, \$16, \$22, \$20, and \$16. What is his average hourly wage?

123. ## consumer math

One week Roger earned \$425.50 regular pay and \$60.50 overtime pay. His net pay for the week was \$275.30. How much did he have withheld for deductions? i don't know how to find the deduction so far don't now if right i add regulare pay=

124. ## algebra

Simplify the following expression. x^-1 =

125. ## aed 202

Checkpoint: Reading and Writing Strategies Post a 200-300 word response detailing strategies a concerned parent can use to help improve his or her child's reading and writing skills.

126. ## Science

The area of a rectangle is 45cm2. The height is one less than two times the base. what is the length of the base

128. ## math

what would be the ordered pairs for the linear equations 3x +4y = 18 and x + 3y =11

129. ## spelling

write a spelling word for each clue. a harbor,to tell , wood,used,utensils,abattle,flowed.

130. ## science

explain why certain bugs can walk on water

131. ## chemistry

which isn't a pure substance? 1.Cl2(g) 2.Fe(s) 3.O2(aq) 4.C6H12O6(b) 5.H2O(l)

How many combinations can you make with 3 toppings? Ice Cream: Vanilla/ Chocolate/ Strawberry/ Coffee Toppings: Fudge/ Caramel/ Chocolate Sprinkles/ Rainbow Sprinkles/ Nuts

133. ## romeo and juliet

"Translate" the prologue to Romeo and Juliet from Shakespeare's poetry to your prose. Use the dictionary as necessary. Two households, both alike in dignity, In fair Verona, where we lay our scene, From ancient grudge break to new mutiny, Where civil blood

i need help!! if the estimate is greater than or equal or 1,500, find the exact sum. if the estimate is less than 1,500, do not solve the problem. 867+734=1601 number model:_______________? thank you!

135. ## 6th grae math

there are about 20 potatoes in a 5 pound bag.A restaurant uses about 2 potatoes per order French Fries.They charge \$.95 for and order of Fries.How much money does the restaurant take in one day that they use 400 pounds of potatoes.

136. ## Chemistry

A 25.00-mL sample of an H2SO4 (2 and 4 are subscripted) solution of unknown concentration is titrated with a .1328 M KOH solution. A volume of 38.33 mL of KOH was required to reach the endpoint. What is the concentration of the unknown H2SO4 (again, the 2

137. ## histirie

what is jacques cartier mom name

138. ## Chemistry

what is the density that has a mass of 77.0 g and a volume of 36 mL?

139. ## Algebra

How do I find the answer to this question? (9x squared + 6x- 3)- (-5x squared + 8x-8)

140. ## Chemistry

what is the density that has a mass of 77.0 g and a volume of 36 mL?

141. ## Literature

Who is this quote said by in The Miracle Worker? "She is like a little safe, locked, that no one can open. Perhaps there is a treasure inside." Thanks -MC

How do you evaluate (7 x 4 + 5 to the second power) divided by (8 - 1 + 7 to the second power)?

Identify the point of intersection of these two curves: P(t)=300(1.05)^t F(t)=1000(0.92)^t

144. ## SOCIAL STUDIES

HOW DID THE PILGRAMS BECOME FRIENDS WITH THE WAMPANOAG INDIANS?

145. ## english

how do you translate my winter break in french?

146. ## APUSH

!@#\$%^& the Validity of the fallowing statement: "Reconstruction failed to bring economic success to former slaves."

147. ## Physics

The speed of an automobile of mass 1600 kg increases uniformly from 20 m/s to 30 m/s. What is the increase in its kinetic potential? Given: m = 1600 kg V = 10 m/s KE = 1/2 m v^2 KE = 1/2 (1600)(10)^2 KE = 80,000 J Is this right?

148. ## Writing

We are just beginning our big research paper. WE were just tought how to make "source cards" for all our information. We will later use these to make the works cited page. Anyway, I was wondering what you do when there is more than one author. Right now,

149. ## 3rd math

how do you estimate 962 ? next one is 132 ? i'm kind of confuse on these problem.

How well is the Salvation Army managing the fact that they have been overly optimistic in regard to financial aid?

151. ## Algebra

(9/10) y - (3/10) when y= 2?

152. ## spelling

write a spelling word for each clue. a harbor,to tell , wood,used,utensils,abattle,flowed and the words is to choose them it is fork,worn,form,fourth,war,storm,horse,warn,forest,court,porch,poured,port,importtant

153. ## Writeacher-one more thing

What if there are more than one places of publication?

154. ## science

As of July 2004 the population of the us was 293,027,571. If more than half of these people live within 80km of an ocean, about how many ppl live within that distance?

155. ## Pre-calc

How do you find the range of a projectile?

156. ## math equation

Is the answer for this equation: 4+8[9/3(9-6)] = 12

157. ## Physics

What potential energy does a 60.0-kg gymnast acquire in climbing 5.00 m up a vertical pole? GIVEN: mg = 60 h/d = 5.00 m PE = mgh PE = (60)(5.00) PE = 300 J

158. ## literature

In "A White Heron," having made her choice between an attraction of the heart and her bond with nature, Sylvia

159. ## science

CATAPULT using a marsh-mellow to launch What techniques did you use to accurately launch your projectile? What variables impacted the launch and flight of your projectile?

160. ## French

What is the French word for "fashion designer"? There are many words for "designer" in French, but I'm not clear on which one is specifically "fashion designer". Thanks!

161. ## Physics

A 2000-kg truck is raised 15 m in an elevator. What is the increase in its potential energy? GIVEN: mg = 2000 kg h = 15 m PE = mgh PE = (2000)(15) PE = 30,000 J

162. ## math/equation/Paul

I meant is 12 the correct answer to the equation 4+8[9/3(9-6)]

163. ## Physics

A 2.0-kg rock falls from a height of 25 m to a point 20 m above the ground. How much potential energy does it lose? GIVEN: mg = 2.0 kg h/d = 5 m PE = mgh PE = (2)(5) PE = 10 J

164. ## Art/English

For art I have to create this fairytale book. It has to be 8 pages sided. It has to be short, because on each page we are going to illustrate a picture and below that we are going to write a minimum of 2-3 sentences. It has to start with once upon a time

165. ## Science

a toy of height 18.4cm is balanced in front of covering lens. An inverted, real image of height 33cm is noticed on the other side of the lens. What is the magnification of the lens? PLEASE HELP AS SOON AS POSSIBLE

IPC Balancing Equations???

167. ## Physics

What is the gravitional potential energy of a 100-kg rocket when it is at a distance of 1.0 x 10^7 m from the center of the earth. {Assume G = 6.7 x 10^ -11 m^3 / kg x s^2 and Earth's mass is 6.0 x 10^ 24 kg} GIVEN: m1 = 100 kg d = 1.0 x 10^7 m Earth's m2

168. ## Senior English

I have to create a skit for an English presentation on the underground railroad (prior to reading Beloved by Toni Morrison) and am looking for creative ideas on delivering our information. In the past we have done numerous skits and other groups have

169. ## math .

Rufus works an average of 46 hours each week. He gets paid \$5.70 per hour and time-and-a-half for all hours over 40 hours. What is his annual income?

170. ## math

what is range, median, mode & mean in weather graph

how could you make a measurement like 3m 4 cm more precise?

172. ## science

Potassium iodide is prepared by the reaction of hydroiodic acid and potassium hydrogen carbonate. water and carbon dioxide are also produced. in the reaction of 398 g HI and 318 g KHCO3, how many grams of KI are produced?

"x" is the variable 11x=8x-6

174. ## civics

What government agency limits the number of radio and television sattions a single company can own? Would it be the Telecommunications Act?