Questions Asked on
January 9, 2015

Geometry
52. Complete two column proof. Given: x/6+2=15 Prove: x=78 x/6+2=15 A:______ x/6=13 B:______ x=78 C:_______
asked by Barbie 
Math
Which of the following is another representation of the polar coordinate 9, 90 degrees? Is it 9,270 degrees
asked by Anonymous 
Math
Write 5+7+9+11+13+15+17 in sigma notation.
asked by Todd 
Math 6 help
The length of a puppy on a scale is 6 cm. If the scale is 1:9cm, what is the actual length of the puppy? 14cm 54cm 48cm 15cm
asked by Rose 11 
Intro to computers
You are shopping for a new computer. You see the memory listing as 1GBX4. What does that mean?
asked by Reguna 
History
Who started the cold war? truman or stalin? 3 reasons why? my work: Many historians believe that Harry Truman was the one who started the cold war. There is no specific event that led to the cold war but the war mainly broke out because the US and the
asked by History 
Math 6 help
The city recreation department is planning their program for next year. They will conduct a survey to determine which sports they should offer. Which question would be beset for the survey? Do you want to play soccer next year? Are you a good basketball
asked by Rose 11 
Biology check please
1. Who most influenced Darwin's idea that life could change slowly over a long period of time? (1 point) Malthus Hutton and Lyell Lamarck livestock breeders and farmers 2. Who most influenced Darwin's idea that some offspring are better suited to survival
asked by kat 
Math
You want to make an investment in a continuouslycompounding account over a period of three years. What interest rate is required for your investment to double in that time period? Round the logarithm value and the answer to the nearest tenth. is it 2.3
asked by Anonymous 
math
The price of a radio was reduced by sh. 630. This represented a 30% discount. What was the price of the radio after the discount?
asked by kgk 
math
The price of a radio was reduced by $630. This represented a 30% discount. What was the price of the radio after the discount?
asked by kiko 
Chemistry
a solution of HCL is approximately 0.1M and has to be standardized . 1.234g Na2CO3 are dissolved to make 100ml of solution. 20mL of this solution are titrated with the HCL solution, requiring 31.3mL for the second equivalence point. what is the exact
asked by Joshua 
U.S History
1. Which of these was a precedent that George Washington set? (5 points) a)constitutional amendment process b)formal presidential dinners c)singing of the national anthem d)use of a presidential cabinet 2. "The time for the new election of a citizen to be
asked by ~Eun Woo~ 
Calculus
Evaluate each telescoping sum: 1) Sum from i = 1 to 100 of (5^i  5^(i1)). I know that I could apply the (n(n+1))/2 summation rule to the 5^i part of the question and then plug in 100, but I am unsure what to do for the second half > 5^(i1)! Thank you
asked by Lucy 
english
She folds some of the clothes she has already ironed, and crosses to the bed with them.” What impression do we get of the character in the above stage directions? She is bored with her current circumstances She is too busy to worry about housework She is
asked by 2phoneeeeee 
Math
Find the quotient of the following expression: 7(cos 5pi/6 +isin 5pi/6) / 2(cos pi/2 +isin pi/2) I got 7/4+ 7 square root 3/4 i. Is this correct?
asked by Anonymous 
CAL
Consider the function y = 3x^5 – 25x^3 + 60x + 1 Use the first or second derivative test to test the critical points. How many relative maxima did you find? I got this as the derivative; 15 (45 x^2+x^4) And I got 4 relative maxima.
asked by Jamie 
Math
Determine if the function f(x) is the simplified form of g(x). If it is, state the nonpermissible values. If it is not, determine the corrected simplified form, including the nonpermissible values. (2 marks  show your work)
asked by Alex 
Marh
The sum of five and eight times a number is the same as sixty plus three times the same number. What is the number?
asked by KoalAa 
Math
Determine if the function f(x) is the simplified form of g(x). If it is, state the nonpermissible values. If it is not, determine the corrected simplified form, including the nonpermissible values. (2 marks)  Show your work g(x)=(2x^27x+3)/(x3)
asked by Alex 
math
Fifteen people working at the same rate would complete some work in 10 days. How many days would 6 people need to complete the same work?
asked by kiko 
Math
(8.86 + 1.0 * 10^3) / (3.610 * 10^3) Calculate the above formula, expressing the answer in scientific notation with the correct number of significant figures: 8.86 + 1.0 * 10^3 = 8.86 + 0.0010 = 8.8610 = 8.86. 8.86/(3.610 * 10^3) = 2454 2.454 * 10^3
asked by John 
science
A quantity of steam (750 g) at 122°C is condensed, and the resulting water is frozen into ice at 0°C. How much heat was removed?
asked by lo 
Math
The value of a particular investment follows a pattern of exponential growth. You invested money in a money market account. The value of your investment t years after your initial investment is given by the exponential growth model a=2600e^.08t. How much
asked by Macy 
math
In a cupboard there are pencils, rulers and books. The number of pencils is 15 more than that of rulers. The number of books is three times that of rulers. If the number of pencils is p, which one of the expressions below represents the total number of
asked by king 
physics
weight of a person in newton on mars who weigh 882N on earth ( g = 9.8m/s^2). weight of person on earth who weighs 333N on mars.
asked by Anonymous 
math
Radii of two circles are in the ratio of 2/3. Find the ratio of their circumferences
asked by Raj Alexander 
History help!!!
What are the benefits of drilling for crude oil, or petroleum, in the US and Canada?
asked by Anonymous 
For All Your Help!
I just wanted to say thanks for all of the help that you guys gave me. Especially Ms.Sue!! she's been a GREAT help with me and probably to all of you guys as well, so thank you guys!. :)
asked by ChannyBoo 
English
If you are said to have blank, then you are full of energy, or the breath of life. What is the blank?
asked by Anonymous 
7th grade LA
Can you check these and let me if reason correct also? Choose the correct prounoun. 1. Each of the suspects had (his, their) own alibi. Ans: his (because each is singular) 2. Jeff and Isabel planned (his and her, their) wedding. Ans: their (because subject
asked by Alexis 
Math
What is the smallest integer that can possibly be the sum of an infinite geometric series whose first term is 9? Please explain in steps.
asked by Jenny 
math
Roger ran for 1 hour 15 minutes at an average speed of 12 km/h. How many meters did he run?
asked by factions 
math
In a cupboard there are pencils, rulers and books. The number of pencils is 15 more than that of rulers. The number of books is three times that of rulers. If the number of pencils is p,write the equation to represents the total number of items in the
asked by king 
science
Which of the following is true? ( a ) when plant is kept in sunlight ,photosynthesis and cellular respiration occurs. ( b ) when plant is kept in sunlight ,only photosynthesis occurs (c ) when plant is kept in dark place ,photosynthesis &cellular
asked by sanjay 
Math
Find the following product 5(cos pi/3 +isinpi/3)*2(cos pi/6+ isin pi/6' I got 10i. is this correct?
asked by Anonymous 
Math
Express 5(cos pi/2 +isin pi/2) in rectangular form. I got 5i. Is this correct?
asked by Anonymous 
Math
1. Using the following system of equations : 4x +2x = 6 2x + y= 3 A: Find the solution(s) algebraically showing all work (4 pts) B: State whether it is independent consistent, dependent consistent, or inconsistent. (2pts) C: Demonstrate how to check the
asked by Cookie_Monster_ 
Math
You earn $29,500 a year plus 4.1% commission on all sales. Last year you had $128,500 in sales. How much did you earn last year?
asked by Asjd 
Social Studies help
1. Which consumers in Canada and United States use coal? 2. What products are made with using coal? 3. Is coal a natural resource? Yes
asked by dav 
math
Ron ran 450 meters round a trak in 3 minutes. What was his average running speed in km/h?
asked by factions 
LA  1 question
which of the following passages from the text suggests that johnny is becoming less self centered? (chapter 8, Johnny Tremain) 1. Johnny liked the old woman all the better that in the end she had been unable to see a consider master..humiliated, tossed
asked by SkatingDJ 
physics
a horse pull a barge with a force at an angle of 30¡ã to the horizontal for a distance of 20km . find the work done.
asked by elder 
Chemistry
What is the equilibrium molarity of chloride if 19.6g of CaCl2 (110.984g/mol) is dissolved in water and diluted to 0.500L?
asked by Nick 
english
“Thunder and lightning. Enter Devils with covered dishes.” What mood do the above stage directions create? Optimistic Mournful Gloomy Suspenseful D ? confused
asked by 2phoneeeeee 
math
A plot of land is in the shape of semicircle of diameter 28 meters. The plot fenced by erecting posts 4 meters apart. How many posts were used? (Take π =22/7)
asked by king 
Math
Solve and check. ( 3 marks) (5)/(x1) + (2)/(x+1)=6
asked by Alex 
Deductive reasoning help
Can someone explain the difference between deductive reasoning and inductive reasoning to me?
asked by Rachel 
Math
Can you please verify my simplified expressions and point out where I went out wrong if I made mistakes: (3x+1)/(2x^22) + (2x+2)/(2x^28x+6)=5x+1/2(x+1)(x3)
asked by Alex 
math
The cylindrical bar is 20 cm long and has a diameter of 7 cm. Each side of the cube is 9 cm long. The surface of the solid was painted, what area in area in cm2 was painted? (Take π
asked by Holiday 
Math
Solve and check. ( 3 marks) 5/(x1) + 2/(x+1)=6 Here's my work on it: 5/(x1)+2/(x+1)=? 5/(3/21)+2/(3/2+1)=6 Can you show how I would have found x in this situation and also if I went wrong anywhere.
asked by Alex 
Chemistry
A solution contains 23.1 ppm of dissolved Fe(NO3)3 (241.860g/mol), which dissociates completely into Fe3+ and NO3 (62.005g/mol) ions. Find the concentration of NO3 in parts per million
asked by Nick 
physics
A 10g pin ball rolls over a track like the one shown above. If the second hill forms a curvature with a radius of 1.5 m, what is the maximum velocity that the pin ball can roll with over the top of the second hill without flying off? G) 10g=mass
asked by Donny G 
Science  Please answer as soon as possible
Which of the following systems is not directly involved in the body's regulation of water. a. digestive b. muscular c. urinary d. integumentary
asked by lol 
math
Find first term and common difference of arithmetic sequence whose 13th them is 159 and 20th is 264.
asked by Ayane 
math
A metal solid made up of a cylindrical bar fixed onto a cube. The cylindrical bar fixed onto a cube. The cylindrical bar is 20 cm long and has a diameter of 7 cm. Each side of the cube is 9 cm long. The surface of the solid was painted. What area in area
asked by king 
Math
A shirt cost $97. Your mom and dad each gave you $50. Your change is $3. You give $1 to your mom and $1 to your dad, then you keep the last dollar. You owe each of them $49, then you you add your dollar. Where does the extra dollar go.
asked by Maxx 
Algebra
For each 100 8th grade girls in a certain middle school, 85 play soccer, 70 have a cell phone, 75 have a tablet computer, and 80 play a musical instrument. What is the least possible number of these 100 girls who play soccer, have a cell phone, own a
asked by Stumped 
math
Find first 8 terms of 2+618+...
asked by hinata 
Aristotle
I know Aristotle studied a lot of things but was he a physicist as well? I feel like he wasn't really one quite yet because it wasn't really officially developed yet. But I know he was very into the math of astronomy and that's basically the first
asked by Manie 
Foreign Language (Spanish)
Can someone please check my answers? These are Direct and Indirect object pronouns practice problems I'm doing and I wanted to make sure I'm doing them right. Thanks a bunch!:) 1.) We want to buy a house for you. My answer: Queremos comprar una casa para
asked by Paris 
algebra
factorise4(xy)^3(xy)
asked by sarth 
Chemistry
When you placed transition metals on a scale to find their mass, why are the values negative or positive. For example these compounds Cobalt (II) chloride Copper (II) chloride Iron (II) chloride Manganese (II) chloride Nickel (II) chloride Zinc chloride
asked by Cassidy 
math
Given only an 11 liter jug and an 8 liter jug, each with no markings, find the method of using the two jugs to measure out eactly 1 liter of water while using the smallest amount of water. Argue clearly why you think that your procedure uses the smallest
asked by brian 
math
If someone could show me how to do this, I am very confused. thank you for your time. Find the yintercept of the line whose equation is y =  2.2x7.7
asked by Mary Ann 
Math
Simplify each expression and state any nonpermissible values. ( 3 marks  show your work) x/(x^23x4)  4/(x+1)
asked by Alex 
Eng225 introduction to film
Which of the following is generally true of the role of actors in movies
asked by Anonymous 
Math
Simplify each expression and state any nonpermissible values. (4 marks  show your work) x^22x/(x+1) x x^21/(x^2+x6) Please help me as I'm on a deadline to finish this course
asked by Alex 
Quick english help
Is it necessary to capitalize colleagues in a sentence?
asked by Anonymous 
math angles and quadilaterals
I need help it says what is the measure of right angle D
asked by Layla 
Math 6 help
Do you add or subtract on square centimeters
asked by Rose 11 
Foreign Language
The directions say to translate the sentence in Spanish and then rewrite it using Indirect or Direct Object Pronouns. Are my answers correct? 1.) She bought the house for us. My answer: Ella compró la casa para nosotros. 2.) She needs to walk the dog for
asked by Jamie 
Physics
A golf club strikes a 0.040kg golf ball in order to launch it from the tee. For simplicity, assume that the average net force applied to the ball acts parallel to the ball's motion, has a magnitude of 7050 N, and is in contact with the ball for a distance
asked by B.Mac 
Math
i) Predict whether the functions in each pair are equivalent by testing three different values of x. (3 marks each  show your work) ii) Determine whether the functions in each pair are equivalent by simplifying the expression on the right side. (2 marks
asked by Alex 
Math
Simplify each expression and state any nonpermissible values. (5 marks  show your work) (3x+1)/(2x^22) + (2x+2)/(2x^28x+6) Please help me!
asked by Alex 
math
In a scale drawing of a house, the living room is 1 in. long. The actual length is 24 ft. The actual width of the living room is 18 ft. The width on the drawing is __________ in. (Find the width on the drawing). Show your work in every step to receive full
asked by Taylor 
Math
Solve and check. ( 3 marks) (5)/(x1)+(2)/(x+1)=6 I need the help!
asked by Alex 
Science
3.What are the advantages of your design over using fossil fuels (I JUST WANNA KNOW WHAT DOES THE QUESTION MEAN LIKE BREAK IT DOWN FOR ME YOU DON'T HAVE TO DO IT THANK YOU)
asked by Andre 
algebra
If you are paid an hourly wage of $9.00, determine an equation for finding your weekly gross pay (P)for t hours. Specify an amount between 25 and 40 hours worked for 1 week and determine your gross pay for that week.
asked by kenneth 
Chemistry
Calculate the mass of Al2(SO4)3 produced when 4.26kg of Al(NO3)3 is added to an excess of K2SO4.
asked by Donna 
algebra 1
You have $100 to go shopping. A store sells shirts for $15 and dress shirts for $22. You want to spend no more then the amount of money you have. You want to leave at most $10 unspent. you need to buy at least one dress shirt. What are all the possible
asked by becca 
Biology
Is saliva(spit) a living thing?
asked by ^Ekingdeft^ 
Sociology (Racism)
Which groups or individuals are able to talk to one another in a constructive way? I don't understand what does "in a constructive way" mean. Can someone explain it.
asked by Ana 
algebra 1
A town is organizing a parade. There will be floats of only 2 sizes, 30ft. and 15ft. A space of 10 ft. will be left after each float. a. the parade must be at least 150 feet long, but less than 200ft long. what is the combinations of large and small floats
asked by Becca 
math
a metal container has the following dimensions: 2m * 2.5m * 1.5m how many litres of water can it hold?
asked by alishba 
kgk
What is the ratio 3: 5 expressed as a decimal?
asked by kgk 
LA  2 questions
4. Which of the following is one of the most significant events in chapter VIII *Johnny Tremain* A. Merchant Lyte's sickness B. James Otis's speech C. Lavinia asking the soldier to get Dr. Warren for her father*** I chose this one D. Dr. Warren lending his
asked by SkatingDJ 
math
What is the next number in the sequence 7, 16, 32, 57, ____?
asked by Jeny 
Algebra 1
Where would the system below intersect on a graph? y=12x+15 y=15x I know that: x=5 y=75 But I need help on how to graph it.
asked by Allie 
algebra 2
polynomials 1. (2a^3b^2)(4a^2b^4) 18. a^2n^7/an^4 19. y^3z^5/ y^2z^3
asked by Reina Bonilla 
language art
In all together now Jordan states that there were marches and protest against segregation and discrimination in the 1960s. What make this statement a fact? A.it was stated In persuasive essay b. It is an emotional statement. C.it can be proven in an
asked by lily 
math
Blake sold 52 tickets to the school play, and Jane sold 8 tickets. What is the ratio , in simplest form, of the number of tickets Jane sold to the number of tickets Blake sold? A)4/27 B)2/13 C)13/2 D)52/8 My answer is A. is that right? thanks.
asked by ChannyBoo 
English
Unscramble 18 letters to make 5 words. possibly Christmas related. SWYTURNRMHGESAHOEA are the letters and the sentence is broken down like this 5 words with this many letters in each word. 4/2/3/3/6 . Please help soon!
asked by Evan 
physics
A quantity of steam (750 g) at 122°C is condensed, and the resulting water is frozen into ice at 0°C. How much heat was removed?
asked by lo 
math(5th grade)
if an elephant's heart beats 25 time a minute, how many days does it take to beat a million times?
asked by ary 
Physics
Right now in physics we are learning about electric potential energy and electric potential. My question is: P and Q are points within a uniform electric field that are separated by a distance of 0.1 m. The potential difference between P and Q is 50 V. How
asked by Jeff 
algebra
One evening 1500 concert tickets were sold for the Fairmont summer jazz festival. Tickets cost $25 for covered pavilion seats and $20 for lawn seats. Total receipts were $35,000.How many of each type of tickets were sold?
asked by slomo 
Math
Amelia's soccer team won 3/4 of outgrew its games.The team won 18 games.How many games did the team play? Equation:3/4g=18 ,g is the total number of games. Possible solution: g=18×4/3,g is 24?
asked by Mary 
quantitative methods
a packing device is set to fill detergent powder packet with a mean weight of 5 kg . The standard deviation is known to be 0.01 kg. these are known to drift upwards over a period of time due to machine fault, which is not tolerable. A random sample of 100
asked by john 
Multiplying Polynomials
Use the distributive property to write (each of) the following expression(s) as the sum of monomials. M. (t  1)(t + 1)(t^2 + 1) I already know that I must multiply across, but I am a bit confused regarding the order to multiply in and which variables to
asked by Becca 
science
An inverted image of a candle is formed when kept in front of a convex mirror .If half lens is covered by an op equestrian material than how will the image be?
asked by sanjay 
science
Which among the following is obtained by reduction of ethanol (a) ethanol (b) co2& O2 (c) methanol (d) all
asked by sanjay 
science
Is there any stars between the Earth and the Moon?
asked by sanjay 
math
A fundraising meeting for Jako, Bula, Jane and Abdi raised $ 108,000. Jako got three times as much as abdi. Jane got twothirds of Jako's share while Bula got half as much as Jako. How much did Bula receive?
asked by king 
Physics
Concerning Newton's Cradle: a) Determine the velocity of ball 2 just after the collision in terms of vi. Also I am having problems with the following question: A boy moves on a skateboard at a constant velocity of 3 m/s. The combined mass of the boy and
asked by Shanita 
physics
weight of a person in newton on mars who weigh 882N on earth ( g = 9.8m/s^2)
asked by Anonymous 
math
if a person earns $388.01 a month in interest how do you calculate how much they have in their bank account?
asked by Dawn 
math
Total students=50 How many girl in class when there is 16 more boys than girls?
asked by Naveed