# Questions Asked onJanuary 30, 2014

1. ## Physics

A ball player catches a ball 3.33s after throwing it vertically upward. a) with what speed did he throw it? b) what height did it reach?

2. ## Math

1. Jacob is baking chocolate chip cookies. The recipe uses 3/4 cup of sugar. Jacob wants to make one half of a batch. How many cups of sugar does he need? My answer is 1/4 cups if sugar. 2. In the fridge, hannah had 2/3 of a quart if milk. She used half of

3. ## Calculus

Let g and h be any two twice-differentiable functions that are defined for all real numbers and that satisfy the following properties for all x: I) (g(x))^2 + (h(x))^2=1 ii) g'(x)= (h(x))^2 iii) h(x)>0 iv) g(0)=0 a)Justify that h'(x)=-g(x)h(x) for all x b)

4. ## Statistics

The per-store daily customer count (i.e., the mean number of customers in a store in one day) for a nationwide convenience store chain that operates nearly 10,000 stores has been steady, at 900, for some time. To increase the customer count, the chain is

5. ## AP Chemistry

Which one of the following compounds is not a salt? 1. Ca(ClO4)2 2. Fe(NO3)3 3. Cr(OH)3 4. Na2SO3 5. KMnO4

6. ## Science-check my answers plz

Which of the following explains why sunlight is important to aquatic ecosystems? Sunlight provides a source of heat energy to increase water temperatures. Sunlight keeps harmful bacteria from taking over aquatic ecosystems. Sunlight makes it possible for

7. ## physics

Two point charges lie on the x axis. A charge of 6.2μC is at the origin, and a charge of -9.5μC is at x=10.0cm. What is the net electric field at (a) x=−4.0cm and at (b) x=+4.0cm?

8. ## physics

A stream of water strikes a stationary turbine blade horizontally, as the drawing illustrates. The incident water stream has a velocity of + 17.4 m/s, while the exiting water stream has a velocity of – 15.0 m/s. The mass of water per second that strikes

9. ## maths

1 curry and 1 tea cost £4. 2 curries and 2 puddings cost £9. 1 pudding and 2 teas cost £2. What do you have to pay in total for 1 curry, 1 pudding and 1 tea? What does each item cost on its own?

10. ## science

Provide at least two modern examples of how the United States has increased its food production.

11. ## science

plz any one these are some mcqs i am preparing for a test i m not sure with the answers of these mcqs this is not a homework not an online course exam so feel free to answer these thankx MCQS 01. Changes of equal magnitude are separated by some distance.

12. ## science

A steel block has a volume of 0.08m3 and a density of 7,840kg/m3 what is the force of gravity acting on the block(the weight in water?

13. ## Lotto game

This is winning Number, 55-80-83-65-3, pls can you help me out of the next number on 1th feb 2014, pls,

14. ## speed

a train approaching a crossing changes speed from 25 m/s to 10 m/s in 240 s. How can the train's acceleration be described?

15. ## chemistry

How many cubic centimeters (cm3{\rm cm}^3) of olive oil have the same mass as 2.00LL of gasoline?

16. ## Physics

A bar of gold is in thermal contact with a bar of silver of the same length and area. One end of the compound bar is maintained at 80.0°C while the opposite end is at 30.0°C. When the energy transfer reaches steady state, what is the temperature at the

17. ## Statistics

The per-store daily customer count (i.e., the mean number of customers in a store in one day) for a nationwide convenience store chain that operates nearly 10,000 stores has been steady, at 900, for some time. To increase the customer count, the chain is

18. ## science

plz any one these are some mcqs i am preparing for a test i m not sure with the answers of these mcqs this is not a homework not an online course exam so feel free to answer these thankx MCQS 01. Changes of equal magnitude are separated by some distance.

19. ## physics

A flywheel has a small magnet mounted on it. EAch time the magnet passes the coil, a voltage pulse is generated, which is passed to the c.r.o. The display of the c.r.o. is 10cm wide. The flywheel is rotating at a rate of about 3000 revolutions per

20. ## physics

A frog in a hemispherical bowl, as shown below, just floats in a fluid with a density of 1.29 ✕ 103 kg/m3. If the bowl has a radius of 5.30 cm and negligible mass, what is the mass of the frog?

21. ## Science

Which of the following determines the type of biome classification that will be made for a particular reason? a. Climate* b. Size c. Mineral deposits d. Number of human settlements

22. ## Math

On a map, 1/2 inch=10miles. How many miles apart are two towns that are 2 1/4 inches apart on the map?

51. ## math

A pronghorn antelope can travel 105 miles in 3 hours.if it continued at the same speed how far could a pronghorn travel in a 11 hours

52. ## Math

For what values of b is the expression factorable? x^2 + bx + 12

53. ## physics

On a day with a breeze blowing from the west at 8.5km/h, a remote control helicopter, facing north, takes off vertically from a level field at full power. It has a mass of 700g and the propeller generates 10N of thrust when running at full power. Once it

54. ## Science

plz any one these are some mcqs i am preparing for a test i m not sure with the answers of these mcqs this is not a homework not an online course exam so feel free to answer these thankx MCQS 01. Changes of equal magnitude are separated by some distance.

55. ## math

If the rectangles width is trippled and its length is doubled the perimeter of the new rectangle is 92 centimeter greater than the original perimeter what is the area of the original rectangle?

56. ## Chemistry

Calculate the enthalpy change of formation for the following reactions using Hess's law, and the enthalpies of formation given in Figure 4: b) MgO +2HCl --> MgCl2 +H2O c)NaOH+ HCl -->NaCl +H20 Figure4: the given enthalpies of formation compound values are:

57. ## EQUVALENT RATIO

Write five equivalent ratios for each ratio. 18 to 8 ?

58. ## math

If the rectangles width is trippled and its length is doubled the perimeter of the new rectangle is 92 centimeter greater than the original perimeter what is the area of the original rectangle?

59. ## biostaticis

What do each of the following represent? (a) The proportion of persons who test positive for some disease who actually have the disease. (b) The proportion of persons with some disease that test positive for the disease. (c) The proportion of persons who

60. ## English

How would you put the prologue of Romeo and Juliet by William Shakespeare from high style to low style? In other words how would you put slang into it?

61. ## literature

When does the narrative of sojourner truth take place

62. ## Math - Quart to Gallon Ratio

A punch recipe for half gallon (64 oz) of punch requires one pint (16 oz) of grape juice. How many quarts (1 qt = 32 oz) of grape juice are required for 2 1/2 gallons of punch?

63. ## Physics

How much momentum does a .01 kg ping pong ball have if it is traveling at 25 miles/hour? (1.609km=1 mile)

64. ## Math

A math teacher wishes to use groups of 5 and/or 7 students for a class assignment. When she tries to make assignments she notices that it cannot be done with the number of students in her class. However, if the number of students were any larger, the

65. ## ecosystems

Hi, can someone help me? What land biome has the lowest humidity? I guess Tundra. A tundra if I'm not mistaken. There were 4 answers: tundra temperate forest grassland rainforest

66. ## Physics

How much momentum does a .01 kg ping pong ball have if it is traveling at 25 miles/hour? (1.609km=1 mile)

67. ## Biology

Viroids typically infect plant, while prions typically infect nervous system. Is this correct? thanks!

68. ## Biology

During the ______ pathway, a host cell infected with a virus lyses and releases new virus particles. During the _______ pathway, viral DNA replicates along with the cell, but new viruses are not immediately produced. Please help!

69. ## Science

a__has a definite shape and a definite volume

70. ## Math

Find an equation of the line having the given slope and containing the point. M=-8,(1,8)

71. ## Math

Find the slope, if it exists, of the following line. X=2/15

72. ## math

If I had borrowed 1500 for six months at 8.5% annual simple interest. How much I will have to repay at the end of six months period

73. ## Math

Find the slope, if it exists, of the following line. X=2/15

74. ## Physics

A severe thunderstorm dumped 2.4 in of rain in 30 min on a town of area 35 km^2. What mass of water (in kg) fell on the town? One cubic meter of water has a mass of 103 kg.

75. ## Physics

Grains of fine California beach sand are approximately spheres with an average radius of 50 μm and are made of silicon dioxide, which has a density of 2.4 × 10^3 kg/m3. What mass of sand grains would have a total surface area (the total area of all the

76. ## Calculus II

Find an equation of the set of all points equidistant from the points A(−2, 6, 3) and B(5, 3, −3)

77. ## science

The Earth is a satellite of the sun? If not can you tell me what it is?

78. ## Health

The coach noticed that Caleb really started to kick the soccer ball with great amount of power after the kicking drills. Caleb adjusted the power of his soccer kick by increasing the speed of his kicking leg prior to and upon contact with the ball starting

79. ## Math

If a boat rental company charges 100.00 a day plus .50 per kilometer and another company charges 90.00 a day plus .60 per kilometer, at how many miles would the bill at both companies be the same?

80. ## english

In the sentence "What made you angry?" what part of speech is the word "you"?

81. ## physics

If the ball is in equilibrium when the string makes a 43◦ angle with the vertical as indicated, what is the net charge on the ball? The acceleration due to gravity is 9.81 m/s 2. Answer in units of C

82. ## Chemistry

While in Europe, if you drive 109km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your car's gas mileage is 23.0mi/gal ? Assume that 1euro=1.26dollars.

83. ## Physics

A water heater is operated by solar power. If solar collector has an area of 6.00m^2, and the intensity delivered by sunlight is 550W/m^2, how long does it take to increase the temperature of 1m^3 of water from 20°Cto 60°C?

84. ## Chemistry

What is the mass of sodium nitrate NaNO3 that you would need to add to 250 g of water in order to prepare a solution that is 0.200 molal in NaNO3?

85. ## EQUVALENT RATIO

Would you do it the same way for 17:6 ? multiply and divide?

86. ## Chemistry

A particular brand of gasoline has a density of 0.737 g/mL at 25 ∘C. How many grams of this gasoline would fill a 15.1gal tank?

87. ## chemistry

how many kilocalories of heat are released when 85g steam at 100 degrees C converted to ice at 0.

88. ## Sweg

Can plants think or something?

89. ## help me with this language arts.

Multiple Choice 1. A court order that integrated the schools in a city would (1 point) bring students of different races together. close down the schools. keep students of different races apart. 2. Read the following passage from Through My Eyes: After the

90. ## AP Chemistry

50.0 mL of an HCl solution with a pH of 3.5 neutralizes 200.0 mL of a Ca(OH)2 solution. What is the molarity of the Ca(OH)2 solution?

Chris wants to know his BMI. He is five feet, six inches tall and weighs 130 pounds. What is Chris's BMI? Answer choices: 1. 18 2. 21 3. 28 4. 30 **MY ANSWER** Is it: 2. 21?

92. ## EQUVALENT RATIO

Did I do it right? 17:6 34:12 51:18 68:24 85:30 102:36

93. ## math --- 2 questions!

help pls!!! i am confused!! can you check to see if these are right!?? 4. List all of the quadrilaterals with exactly one pair of parallel sides. (1 point) parallelogram; trapezoid rhombus; parallelogram; rectangle trapezoid rhombus; square; rectangle 5.

94. ## AP Chemistry

How many moles of NaOH will it take to neutralize 0.77 L of 0.81 M HCl? Answer in units of mol

95. ## AP Chemistry

A 65 mL sample of a solution of sulfuric acid is neutralized by 46 mL of a 0.14 M sodium hydroxide solution. Calculate the molarity of the sulfuric acid solution. Answer in units of mol/L

96. ## math

last year, 2713 teachers attended a technology conference. if there were 163 more men than women at the conference, how many men and how many women attended?

97. ## language arts, plays

On October 1, 1956, The Diary of Anne Frank opened simultaneously in seven cities in Germany. At the end of the play, the audience sat silently without applauding. Not long after the play’s opening, Germans began openly expressing remorse for the

98. ## math

the perimeter of a rectangular garden is 40 meters. the length of the garden is 1 meter less than twice its with. what are the dimensions of the garden?

99. ## AP Chemistry

If 400 mL of 3.2 molar HCl solution is added to 300 mL of 2 molar NaOH solution, what will be the molarity of NaCl in the resulting solution? Answer in units of M

100. ## Statistic

1. For this assessment, explicityly state the five steps of a simulation and carry out the simulation. Use the random digit table. A basketball player makes 80% of her free throws. Recently during a very close game, she shot 5 free throws near the end of

101. ## AP Chemistry

If 435 mL of 2.7 molar HCl solution is added to 128 mL of 3.2 molar Ba(OH)2 solution, what will be the molarity of BaCl2 in the resulting solution? Answer in units of M

102. ## math (eliminations)

5x=-3y-9 2x-5y=-16 elimination

103. ## EQUVALENT RATIO

If it's in a fraction like. 15/13?

104. ## math

last year, 2713 teachers attended a technology conference. if there were 163 more men than women at the conference, how many men and how many women attended?

105. ## Exponential Growth and Decay

Doctors use iodine-131 to treat some forms of cancer. The half-life of iodine-131 is 8 days. A patient receives a treatment of 12 millicuries. A millicurie is a unit of radioactivity. How much iodine-131 remains in the patient 16 days later?

106. ## math

last year, 2713 teachers attended a technology conference. if there were 163 more men than women at the conference, how many men and how many women attended?

107. ## math

the perimeter of a rectangular garden is 40 meters. the length of the garden is 1 meter less than twice its with. what are the dimensions of the garden?

108. ## science

If the student opened the bag after the above experiment, what would happen to volume of gas inside? A. The volume of gas in the bag will stay the same. B. the volume of gas in the bag will be decrease. C. The volume of gas in the bag will be increase. D.

109. ## Math

I have a 7 in the tens place a 3 in the hundred thousand place a 4 in the tenths place and a 1 in the thousandths place what number am I?

THE PERIMETER OF A RECTANGULAR GARDEN IS 40 METERS. THE LENGTH OF THE GARDEN IS 1 METER LESS THAN TWICE ITS WIDTH WHAT ARE THE DIMENSIONS OF THE GARDEN?

121. ## Engineering

Microprocessing chips are randomly sampled one by one from a large population, and tested to determine if they are acceptable for a certain application. Ninety percent of the chips in the population are acceptable.

122. ## Physics

On a curved roadway of radius 100 m, the suggested speed limit is 35 mph (approximately 16 m/s). What must the coefficient of friction be between a car’s tires and the road for the car to safely negotiate the curve at the posted speed?

please check my answers and if there wrong maybe you could tell me the correct one.but thanks anyways. 1. How did the formation of the National Action Party change Mexican politics? A.It ended the one-party system. B.It consolidated power among a few key

124. ## Food Labels

5. The food label law is mandatory for the following foods: a. ready-to-eat foods at a bakery, deli, and/or candy store b. most food except meat and poultry*** c. medical foods d. coffee,tea and spice Thank You.

125. ## Group process?

This old supervisor works at shop soon another supervisor gets hired and old supervisor sees this new one saying racial comments and didn't like behaviour What perspective present in old supervisor belief that new supervisor shouldn't be supervisor? Power?

126. ## physics

A spring (k=80n/m) lies on a frictionless table, one end connected to the wall, the other to a 4kg block. The block is pulled, stretching the spring .5m. and then released. A) max elastic potential energy of system? b) total energy? C) what is the

127. ## science

a silver bar 0.125 meter long is subjected to a temperature change from 2oo degrees celsius to 100 degrees Celsius what will the length of the bar be after the temperature change

128. ## PHI 103

"~ P v Q" is best read as (Points : 1)

129. ## fractions

how to put 1/4,6/7,3/5 in least to greatest form

130. ## Science

Explain why pentane has a significantly higher vapor pressure than 1-butanol?

131. ## Science

Using concept of Surface Tension, explain why does the detergent cause the effect observed?

132. ## Science

Predict change in temperature for 1-butanol, CHSCH2CH2CH2OH, if same experiment were using 1-butanol?

133. ## Science

Does ΔT from evaportation increase or decrease with increasing molecular mass? Explain why?

134. ## science

liquid alcohol will change to vapor when its temperature reaches the A. boiling point B. fusing point C. freezing point D. melting point

135. ## physical science

A rock thrown straight up climbs for 4.24 s, then falls to the ground. Neglecting air resistance, with what velocity did the rock strike the ground?

136. ## Physics

A small 9g plastic ball is suspended by a 35 cm long string in a uniform electric field 1110 N/C as shown. The ball is in equilibrium when the string makes a 23 degree angle with the vertical.

137. ## Calculating Quarts from Pints in a Ratio Help

Can someone please explain the steps to solving this problem without a calculator? Seth drank three pints of water a day for 6 days. How many quarts of water did he drink

138. ## US history

what happened as a result of the Second Bank of the United States not having its charter renewed in 1836??? ***was inflation involved???

139. ## Spanish

Write forms of tener que to tell what the following people have to do. Yo presentarte a mis amigos. ¡Ellos conocerte! Can someone help me with the first 2 to get started?

140. ## Math

Could you use doubling to multiply 7x3? Explain?

141. ## english

I have to write about person who smokes using three dimensions which are cultural, institution and personal. How should I go about this? Please give me an example. Thanks.

142. ## English

What does this sentence mean? The thorns of the roses and the roses' fragrance equal each other. Does it mean that there is good for the bad, and that it is okay to have the bad because there is enough good?

143. ## physics

A glass window pane has an area of 3.00 m2 and a thickness of 0.600 cm. If the temperature difference between its faces is 25.0°C, what is the rate of energy transfer by conduction through the window.

144. ## Physics

Two speeding lead bullets each of mass 5 g and temperature of 20°C collide head on at speeds of 500m/s each. Assuming a perfectly inelastic collision and no loss of energy to the atmospheres, describe the final state of the two bullet system.

145. ## Pre cal

determine the function f whose graph is given the vertex is (3,-13) and the y intercept is -4 how whould i work this out

146. ## Math

Find a value that satisfies the inequality 0.7

147. ## Northwestern

Which of the following substances is a liquid fuel used in rocket engines A. liquid oxygen B. Ammonia c. potassium perchiorate D. codium nitrate

148. ## Math help

I have a question. How would you solve a system if the variable and number is in front of the equals sign for example : y=3 4y=2x+18 I need help can someone guide me on this?

149. ## English

I am doing descriptive writing. Please read and check my story I need help to write a solid interesting ending. The Unexpected I’m in a hospital bed with my mum gripping her hand onto mine. All I have endured is an extensive amount of excruciating agony

150. ## chemistry

a 42 piece of ice at 0.0 C is added to a sample of water at 8.0 C. all of the ice melts and the temperature of the water decreases to 0.0 C. how many grams of water were in the sample.

151. ## pre cal

how do you determine the the quadratic function if the problem gives you a graph with the line has points of (-3,5) and (0,-4)?

152. ## 6th grade honor science

having trouble with this question it was fill in the blank it was In a food web, an organism that eats an animal is a blank consumer

153. ## college chemistry

a 42 piece of ice at 0.0 C is added to a sample of water at 8.0 C. all of the ice melts and the temperature of the water decreases to 0.0 C. how many grams of water were in the sample.

154. ## Math

If the cost is 3.00 doars per sq ft to clean a carpet, how much will it cost to clean a carpet 12.5 ft x 23ft?

155. ## math

If 3 hexagons and 4 trapezoids cost 200 in total what of is the cost of each piece alone?

156. ## math

There are 480 students enrolled at school and 75% of those students buy their lunch in the school cafeteria. How many students bring their lunch? What percent of the students bring their lunch from home? How many students bring their lunch from home?

157. ## Math

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

158. ## chemistry

A certain volume of a gas at 298kelvin is heated such that its volume and pressure are now four times their original value.What is the new tewperature?

159. ## English

I am writing a paper for my research class and I am not sure I am using the right word in the sentence below. (This can include mental, physical, and emotional abuse that any member of a family conflicts on to another member of the family.) I am not sure

160. ## Math

A rectangular box has a length of 12 inches and a width 4 inches. The length of the three-dimensional diagonal of the box is 14 inches. What is the height of the box?

161. ## science

An object with a mass of 21 kilograms is lifted through a distance of 7 meters. How much work is done A. 147j B.703n c.15,625N

162. ## math

1.The land on Earth’s surface is represented by the seven continents. Europe has 77% of the dry land while Africa has 20%. North America has 4/25 and Antarctica has 1/10 of the dry land. What fractional amount of the dry land is contained within the

163. ## math

If 3 hexagons and 4 trapezoids cost 200 in total what of is the cost of each piece alone?

164. ## Algebra II

How do you graph the function y=x^2-4 and how is the graph a translation of f(x)=x^2

165. ## Math

there are 8 students auditioning for a play and there are 56 possible outcomes. How many roles are there?

166. ## math

solve for d if ddd base 5 = 124

167. ## scienceheat from burning fuel warms the walls of t

Heat from burning fuel warms the walls of the firebox section of the furnace in A.a hot heating system B.an evaporation system c. a compressor compartment

168. ## Physics 112

Moving a charge from point A, where the potential is 370V , to point B, where the potential is 190V , takes 4.1×10−4J of work. Part A What is the value of the charge?

169. ## physics

Wavelength in a Closed Column Here is the prompt: We place a speaker near the top of a drinking glass. The speaker emits sound waves with a frequency of 3.75 kHz. The glass is 14.1 cm deep. As I pour water into the glass, I find that at certain levels the

170. ## Math help

How would you solve these systems? I need help 1. X=3 2x-4y=5 2. X=3 4y=2x+18 3. Y=3 4y=2x+18

171. ## chemistry

How many $${\rm m}^{3}$$ are in 7.40 $${rm cm}^{3}$$?

172. ## 2nd Order linear ODEs

I'm having trouble solving this problem: For the equation x^(2)y′′ - xy′ = 0 , find two solutions, show that they are linearly independent and find the general solution. Hint: Try y = x^(r). I divided the equation by x^(2) first to simplify it, and

173. ## math

chip worked at the animal shelter for 6 hours each week for several weeks. he worked for a total of 42 hours. which of the following can be used to find the number of weeks chip worked at the animal shelter?

174. ## physics

A)A ball is tossed from an upper-story window of a building. The ball is given an initial velocity of 8.15 m/s at an angle of 19.0o below the horizontal. It strikes the ground 2.50 s later. How far horizontally from the base of the building does the ball

175. ## math

mr. Jackson has 20 quarters. if he gives 4 quarters to each of his children, how many children does mr. Jackson have?

176. ## physics

A basket weighing 0.3kg is suspended from two ropes which are tied to a horizontal beam. The rope on the left is at an angle of 63° and the rope on the right is at an angle of 32° with respect to the beam. What mass of rocks could be placed in the bucket

177. ## physics

A stream of water strikes a stationary turbine blade horizontally, as the drawing illustrates. The incident water stream has a velocity of + 17.4 m/s, while the exiting water stream has a velocity of – 15.0 m/s. The mass of water per second that strikes

178. ## physics

A car is stopped at a set of traffic lights. It takes off, accelerating at 4.5m/s2 until it is travelling at 60km/h. It maintains this velocity for 3 minutes before braking to a halt over 60m at another set of traffic lights. How far has the car travelled

Check My Work (No more tries available) The Book Nook makes four times as much revenue on paperback books as on hardcover books. If last month's sales totaled \$124,300, how much was sold of each type book?

180. ## physics

This question is roughly based on some historical data from tropical cyclone Clare which crossed the WA coast near Dampier in January 2006. It started off as a tropical low north of the Northern Territory and was upgraded to tropical cyclone intensity at 8

181. ## physics

A stream of water strikes a stationary turbine blade horizontally, as the drawing illustrates. The incident water stream has a velocity of + 17.4 m/s, while the exiting water stream has a velocity of – 15.0 m/s. The mass of water per second that strikes

182. ## Math

When you subtract 2 from a number, double the difference, and then add 7 you get 57. What is the number? And any explanation. Thank you

183. ## math

rene put 2 blue marbles, 2 green marbles, 2 red marbles and 2 white marbles in a bag, if Rene takes 1 marble out of the bag without looking, what is the probability of rene drawing a blue marble?

184. ## Maths

if the 29th term of arithmetic series is double of 19th term then find the 9th term.

185. ## Biology- Scientific Method

An experimenter sets out to find out how many hours of sleep a dog needs in order to catch the highest number of balls without a bounce. To test this the experimenter uses 5 dogs in the experiment and allows each dog to sleep a predetermined amount of

186. ## math

If 3 hexagons and 4 trapezoids cost 200 in total what of is the cost of each piece alone?

187. ## Physics

plz any one these are some mcqs i am preparing for a test i m not sure with the answers of these mcqs this is not a homework not an online course exam so feel free to answer these thankx MCQS 01. Changes of equal magnitude are separated by some distance.

188. ## chemistry

How to do this equation!? Ok if you have 0.125g of copper at 23ºC. How much energy is needed to convert this copper to a temperature of 455ºC?

189. ## pre cal

f(x)=2x^2+12x-6 what is the min or max value ?

190. ## Math

A rectangular yard measuring 30ft by 35ft is bordered (and surrounded) by a fence. Inside, a walk that is 4ft wide goes all the way along the fence. Find the area of this walk

191. ## physics

A stream of water strikes a stationary turbine blade horizontally, as the drawing illustrates. The incident water stream has a velocity of + 17.4 m/s, while the exiting water stream has a velocity of – 15.0 m/s. The mass of water per second that strikes

192. ## english

Need answers for these about "A Modest Proposal" PLEASE 2. Type of Satire? Horatian or Juvenalian 4. Fiction or non-fiction? 5. Problem = 6. Solution =

193. ## health

Do you think that the HIPAA has been effective?

194. ## Engineering science N4

A ship is 100km north-west of cape town harbour and it sails directly north at a velocity of 30km/h in 8 hours.calculate its resultant speed with reference to the cape town harbour in magnitude and direction.

195. ## math

If 3 hexagons and 4 trapezoids cost 200 in total what of is the cost of each piece alone?

196. ## Engineering science N4

Calculate the angle of projection of a projectile in order to hit a target 12km away.the initial velocity is 700m/s ant the time of the flight is 80seconds.

197. ## Math palette of problems

If 2/9 gallon of water fills a bucket 3/5 full, how many gallons of water are needed to fill the bucket?

198. ## Algebra

How do I identify an exponential growth/decay function on a graph? I'm assuming that if the curve moves from left to right, upwards, it is growth, and if it moves left to right, downwards, then it is decay. Please tell me whether this reasoning is right or

199. ## math

gail is cooking a healthy snack. she adds 2/3 cup of raisins and 6/7 cup of peanuts. Estimate the total amount that gail adds.

200. ## Civics

What role do precedents play in our legal system? Help would be appreciated!! :-)

201. ## GEOMETRY MIDPOINT FORMULA

If a line is extended from A (2,3) through B ( -2, 0 ) to a point so that AC = 4ab Find the coordinates of C Please help thanks so much

202. ## English

Can you please give me the answers for the blanks? these are about "A Modest Proposal" 7. Advantages to his problem= (1)_______ (2)gives poor a valuable commodity (3) enlarge treasury or stimulate the economy 8. Speaker thinks reader objections would be