Saturday
July 30, 2016

Homework Help: Math

Branches of Math

Recent Math Questions

Math
The graph of the parametric equations x=cos(t) y=sin(t) meets the graph of the parametric equations x=2+4cos(s) y=3+4sin(s) at two points. Find the slope of the line between these two points. Please help!!!! I need this done soon and I am getting nowhere with this problem
Saturday, July 30, 2016 by Sultan

Math
A lattice point is a point with integer coordinates. How many lattice points (x,y) with -100 less than or equal to x less than or equal to 100 and -100 less than or equal to y less than or equal to 100 are on the graph of the parametric equations x=30-40 cos t y=-50 + 30 cos t...
Saturday, July 30, 2016 by Bob

math
The base (WX) of an isosceles triangle (SWX) is also the side of a square (WXYZ) in which the triangle is inscribed. The altitude from SX, at point V and making 90 degrees with SX, meets W, forming triangle SVW. What is the ratio of triangle SVW to the square WXYZ?
Saturday, July 30, 2016 by jim

Math
What would be the total amount if Sara deposited $700 at 2% compound interest for 23 years?
Saturday, July 30, 2016 by C

Math
find the brackets in the right place to make the statement true. in the expression 4*15-11+8-2=20
Saturday, July 30, 2016 by Sai

math
Two negative inetegers has a product of 35.The 2nd no. Is three more than twice the 1st no.What are the integers
Saturday, July 30, 2016 by miles

math
The base (BC) of an isosceles triangle (ABC) is also the side of a square (BCEF) in which the triangle is inscribed. A perpendicular line is drawn in the triangle from B to AC at D, forming triangle ABD. What is the ratio of triangle ABD to the square BCEF?
Saturday, July 30, 2016 by joejoe

Calculus AB
From a height of 10 meters in the third floor of an apparent that building, the angle of depression of two cars moving on the same lane and in the same lane and in the same direction measure 29.5 degrees and 38.2 degrees. How far are the two cars from each other? This ...
Saturday, July 30, 2016 by Michael

Math
4*15-11+8-2 =20
Saturday, July 30, 2016 by Sai

Math
Find the sum of first n terms and the sum of first 5 terms of the geometric series
Saturday, July 30, 2016 by Anonymous

Math
Let G be the graph of the parametric equations x = cos(4t), y = sin(6t). What is the length of the smallest interval P such that the graph of these equations for all t E P produces the entire graph G?
Saturday, July 30, 2016 by Bob

Math
1. The graph of the parametric equations x= 2-3t, t= -1+5t is a line. What is the slope of this line? Please help!!!!!
Saturday, July 30, 2016 by Bob

Math
if some unicycles, bicycles tricycles are parked in a parking lot. there are 65 wheels in all. how many each type of vehicle in the lot
Saturday, July 30, 2016 by Chiara

Math
how to solve this po? 4(4x)^2 + 2(4x) + 5 I hope you can answer this for me. and thank you very much. :)
Friday, July 29, 2016 by Michelle

MATH
Does the sequence converge? Work out a=-1^n
Friday, July 29, 2016 by ANON

math
The length of three line segments are a,b, and c respectively, and a=2/3b c=3/2b then a : c = ?
Friday, July 29, 2016 by jose

math
using two triangle rulers with angles of (30, 60, 90) and (45 , 45, 90) how many angles less than 180 degrees can be drawn?
Friday, July 29, 2016 by jose

math
Eight people rob a bank: What percent of the loot belongs to three people if they decide to share it evenly
Friday, July 29, 2016 by Bill

math
Two angles are complementary to each other, if the ratio of the two angles is 3:2, then what is the difference of measures in degree of these two angles? please explain :(
Friday, July 29, 2016 by jose

Math
A fence to a rectangular enclosure has a width w, which Is (5m) shorter than its length. (A).write down an expression for the perimeter of the enclosure. (B).if the perimeter is not to exceed (150m), find the maximum possible width of the enclosure.
Friday, July 29, 2016 by Brittania

Math
At what point does the graph of the parametric equations y=3-2t, y=-2+5t intersect the graph of the parametric equations x = -1+3s,y=5-9s. The answer is the point of intersection (x,y). Please help! I am really confused!
Friday, July 29, 2016 by Bob

math
A rectangular prism is 2 1/3 mm long, 1 1/2 mm wide and 3 mm tall. What is the volume of the prism? V = 2 1/3 x 1 1/2 x 3, or V = 7/3 x 3/2 x 3, or V = 63/6, or V = 10 1/2
Friday, July 29, 2016 by anne

math
Mr. Ali purchases a government bond for five years which gives simple interest 12% p.a. At the time of maturity he gets back 160000 AED. What amount he has invested?
Friday, July 29, 2016 by Ali

math
the colored stripes pattern red,blue,blue,green,yellow repeats on wall paper.what will be the color of the 32nd stripe
Friday, July 29, 2016 by jumarie

Math
How many mls of a syrup containing 85% of sucrose should be mixed with 150ml of a 60% sucrose syrup to make a syrup conatining 80% sucrose
Friday, July 29, 2016 by Reems

math
Find the measure of an angle with measure 8 less than the measure of its complement
Friday, July 29, 2016 by jose

Math
A car is traveling at a rate of 35 meters per second. What is the car's rate in kilometers per hour? How many kilometers will the car travel in 3 hours? Do not round your answers.
Friday, July 29, 2016 by James

math
is secA*cosA =1 for all A where 0<=A<=90? please provide a solution
Friday, July 29, 2016 by mkc

math
a rectangle with side of 6 cm and 5 cm has the same area as an isosceles triangle with base length 12 cm find the altitude to the base of the triangle and the sides of the triangle
Friday, July 29, 2016 by dit

math
the length of the diagonals of a rhombus are in the ratio 3:4 if one side of the rhombus is 10 cm the length of both the diagonals of the rhombus
Friday, July 29, 2016 by dit

math
In a exam 80% students passed in accountancy, 85% paased in mathematic ,75% passed in both subject. If 45 students fail in boths subject than what is the total number of students?
Friday, July 29, 2016 by Anonymous

Math
two pyramids are similar with a ratio of surface areas of 25:64, find the volume of the second pyramid given that the first has a volume of 250 m
Thursday, July 28, 2016 by Kelin

math
how to find the dimension if the diagonal of the rectangle is 8 meters longer than its shorter side and the area of the rectangle is 60 square meters?
Thursday, July 28, 2016 by lloyd

math
How much talk time if call costs 36 cents a minute and i have 30 dollars?
Thursday, July 28, 2016 by vicky

math
How can you write 100,203 in two other ways?
Thursday, July 28, 2016 by mila

Math
The park had initially planned to charge $8 for admission and expected to have 2400 visitors a day. Allison and Juan were assigned the task of analyzing the park's admission revenues. 1.a)How much revenue would the park have for one day at the current price? b)They have ...
Thursday, July 28, 2016 by Josh

Math
If you roll this six sided number cube 36 times, how many times would you expect to roll the number one based on Jennifer's results?
Thursday, July 28, 2016 by Jona

math
How does the volume of a rectangular prism change if the width is reduced to 2004-06-01-04-00_files/i0280000.jpg of its original size, the height is reduced to 2004-06-01-04-00_files/i0280001.jpg of its original size, and the length is reduced to 2004-06-01-04-00_files/...
Thursday, July 28, 2016 by max

Science, English, math
Why do we live
Thursday, July 28, 2016 by Yo yo jo

Math
92-(-64)=? -73-89=? -66-(-49)=? 846-749=? 697-(-697)=? -697-(-697)=? -697-697=? 89-97-(-78)=? -53-26-(-77)=? -42-(-81)-(-73)=?
Thursday, July 28, 2016 by Tante

math
Three faucets fill a 100-gallon tub in 6 minutes. How long, in seconds, does it take six faucets to fill a 25-gallon tub? Assume that all faucets dispense water at the same rate.
Thursday, July 28, 2016 by Kyle

math
Write the equation which describes the average price of a 19 inch TV if the cost in 2000 was $224 and has gone down $7 per year following.
Thursday, July 28, 2016 by m

math
An elevator went up 8 floors, then down 6 floors, down 5fluoors, up to 10 floors down 2floors and up 9 floors. If it stopped on the 15th floors. On what floors did it starts?
Thursday, July 28, 2016 by Anonymous

math
An elevator went up 8 floors, then down 6 floors, down 5floors, up to 10 floors down 2floors and up 9 floors. If it stopped on the 15th floors. On what floors did it starts?
Thursday, July 28, 2016 by Anonymous

math
In a country, 15 out of 100 residence had no auto insurance. The population in that country at that time is 240 million. How many residence of that country had no auto insurance? thanks :))
Thursday, July 28, 2016 by Ari

Math
In Gulshan the ratio of private homes to apartment is 3:5. If all the apartments are brick made and 1/10 of the private homes are wooden, what is the maximum portion of houses that may
Thursday, July 28, 2016 by Anonymous

math
A motor travels 20 km/hr faster than the bicycle. If the motor travels 240 km, while the bicycle travels 180 km at the same time. Find the speed of the motor and the speed of the bicycle. thanks :))
Thursday, July 28, 2016 by Ari

math
Solve 2 + 2 sin θ = 3 cos^2 θ. Give the general solution and then give solutions in [−π, π] How do i solve for theta?
Thursday, July 28, 2016 by Daniel

math
20/5
Thursday, July 28, 2016 by number

Math
It takes John 45 minutes to read 9 pages of a book at this same rate, how long will it take him to read 12 pgs?
Thursday, July 28, 2016 by Terri

math
Determine the rate per cent per annum if Rs 6,250 amounts to Rs 6760 in six months ,interest being compounded quarterly
Thursday, July 28, 2016 by Nina

Math
Write the ratio of dogs to cats in simplest form. 12 dogs, 16 cats
Wednesday, July 27, 2016 by Help!!!

math
The selling price of the house from the bank was dropped from k200000.00 to 190000.oo.By what percent did the price drop?
Wednesday, July 27, 2016 by Thomas sakap

Math
Which letter on the number line above represents 6?
Wednesday, July 27, 2016 by Andrew

Math
A boat is 300m away from the foot of a cliff. The angle of elevation from the boat to the top of the cliff is 16 degrees. a) Determine the height of the cliff to the nearest meter. b) If the boat sails 75 m closer to the cliff, determine , to the nearest degree, the new angle ...
Wednesday, July 27, 2016 by Kennedy

Math
A path is 3 feet wide and is paved with square bricks that are three inches wide. How many bricks wide is the path.
Wednesday, July 27, 2016 by Tyrone Pelzer

Math Need Help
The price of a pair of trousers was decreased by 22% at $30. What was the original price?
Wednesday, July 27, 2016 by Mai

Math Need Help
The price of an item changed form $140 to $100. Then later the price increase again from $100 to $140. Which of the two changes was larger in percentage in term and how much percent?
Wednesday, July 27, 2016 by Mai

Urgent Math
Growing up,you lived in a village. When you left for college, the population was 840. You recently heard that the population has grown by 5%. What is the percent population?
Wednesday, July 27, 2016 by Aulem

Urgent Math
The price of oil decreased from $54 per barrel to $50 per barrel. What is the percent decrease in oil prices?
Wednesday, July 27, 2016 by Aulem

Math help
Stock in Company XYZ decreased from $14 per share to $9 per share. What is the percent decreased in the stock price?
Wednesday, July 27, 2016 by Singi

Math help
At the supermarket, a certain item has increased from 75 cent per pound to 81 cent per bag. What is the percent increase in the cost of the item?
Wednesday, July 27, 2016 by Singi

Math
Ms. Anne works in a supermarket for $10 per hour.If her pays increased to $12, then what is her percent increase in pay?
Wednesday, July 27, 2016 by Singi

Math
A laboratory technician has a 20% and a 40% acid solutions. What amount of each solutions should be used in order to make 300ml of 28% acid solution?
Wednesday, July 27, 2016 by Jeremy

Math
Casies invested one part of her $10,000 at 7.5% interest per year and the other part at 8.5% per year as well. Her income from the two investments was $820. How much did she invest at each rate of interest?
Wednesday, July 27, 2016 by Jeremy

Math
In a diagram of an 2 isosceles triangles, where ABC is a big triangle and a ADE, is just inside the top portion of ABC. Isosceles triangle ABC is similar to a isosceles triangle ADE what is the length of DE, which is the base part of a isosceles triangle ADE ? Do you just take...
Wednesday, July 27, 2016 by Terri

Math
The school is having a big event in the gym and wants to use their rectangular tables. 6 people can sit together at one rectangular table. If 2 tables are placed together, 10 people can sit together. So the pattern I noticed is 4 people added whenever a table is added, 1 table...
Wednesday, July 27, 2016 by John Dosley

math
Divide 534 into three parts such that the second part will be 32 less than twice the first ,and the third will be 18 more than the first.
Wednesday, July 27, 2016 by waris

Math
Tobin borrowed $5000 from the bank in order to buy a new piano. He will pay it off by equal payments at the end of each week for 4 years. The annual interest rate is 3.5%. Determine the size of payments, and the total interest paid. Express your answers rounded to the nearest ...
Wednesday, July 27, 2016 by Anonymous

Math
Carlos and Max are buying a house. They have $24000 for a down payment. The house price is $150000. If the interest rate is 8.85% compounded monthly, determine the size of the monthly payments they must make over the next 25 years to pay off the house. Express your answer ...
Wednesday, July 27, 2016 by Anonymous

Math
The sum of two consecutive numbers is S. The square of the larger number minus the square of the smaller number is?
Wednesday, July 27, 2016 by Janine

Math
Describe two ways to show the expression 5×3/4. My answer is. 15/4. 5×3/4. 5/1×3/4. I don't know how to write expression.
Wednesday, July 27, 2016 by Deborah

Math
Translate into an equation use x to represent an unknown number two thirds of a number is negative 28
Wednesday, July 27, 2016 by Atavia

Math
A boat is 300m away from the foot of a cliff. The angle of elevation from the boat to the top of the cliff is 16 degrees. a) Determine the height of the cliff to the nearest meter. b) If the boat sails 75 m closer to the cliff, determine , to the nearest degree, the new angle ...
Wednesday, July 27, 2016 by Kennedy

Math
An open box, no more than 5 cm in height, is to be formed by cutting four identical squares from the corners of a sheet of metal 25 cm by 32 cm, and folding up the metal to form sides. The capacity of the box must be 1575 cm^3. What is the side length of the squares removed? ...
Tuesday, July 26, 2016 by Sherry

Math
Which statement best describes the effect of replacing the function f(x) = 2x − 2 with the function g(x) = 2x + 3? The graph shifts 1 units left. The graph shifts 5 units left. The graph shifts 1 unit right. The graph shifts 3 units right. Plz help
Tuesday, July 26, 2016 by layla

MAth Trig
Find the diameter of a circle with an arc length of 32 cm and a subtended angle of 72 degrees
Tuesday, July 26, 2016 by Anonymous

math
Ravinder surveyed 36 student in the school. nine of them said they would attend the dance. if the school has 900 students, how much can Ravinder expect to attend the dance.
Tuesday, July 26, 2016 by sue

Math
If a submarine dives 25 feet every second, it will take 8 minutes, 37 second to reach the ocean floor. How deep is the Pacific ocean?
Tuesday, July 26, 2016 by Evelyn Pichardo

Math
Two forces of magnitude 8N make angles of 30°and120°with x axis magnitude of y component of resultant will be
Tuesday, July 26, 2016 by Rafah

math
paul is twice as old as john.17years ago their age was 33.how old is paul?
Tuesday, July 26, 2016 by Angela

math
Points​ A, B,​ C, D, and E are coplanar and no three are collinear. In how many ways can the plane be named using only these​ points?
Tuesday, July 26, 2016 by Anonymous

Math
Alger is 7 years younger than abegail and the product of their age is 144.how old is each?
Tuesday, July 26, 2016 by Kip

Pure math,physics,life science,geography,life orientation,isizulu and english.
I'm in grade 11 and idon't know what to do couse i want to be a civil engineering so physcal science is a chaleng to me!
Tuesday, July 26, 2016 by Mjoyini saphokazi

Math
Alger is 7 years younger than abegail and the product of their age is 144.how old is each?
Tuesday, July 26, 2016 by Kip

Army school math
Area of isosceles tringle if base is 6 cm and perimeter is 26 cm
Tuesday, July 26, 2016 by Ritesh

math
Workers A and B working together can finish a job in 8 hrs.If they work together for 6 hrs.,after which worker A leaves,then worker B needs 9 more hrs to finish the job.How long does it take worker A to do the job alone?
Tuesday, July 26, 2016 by Queen

math
round 333.3333333333 to the nearest meter
Tuesday, July 26, 2016 by berlinda

Math
Write a real-life situation that can be modeled by the expression 5x 3/4
Tuesday, July 26, 2016 by Deborah

Math
If the area of A rhombus is 240 sq. meter and perimeter is 68 meter, find out the lengths of the diagonals?
Monday, July 25, 2016 by Sujan Kumar

Math
An open box , no more than 5 cm in height, is to be formed by cutting four identical squares from the corners of a sheet metal 25 cm by 32 cm, and folding up the metal to form sides.The capacity of the box must be 1575 (cm squared). What is the side length of the squares ...
Monday, July 25, 2016 by Motombo

Math
Bobby has a 95 in his math class. He had a test and got a 83 on it. What is his grade now?
Monday, July 25, 2016 by Anonymous

math
according to a college survery, 22% of all students work full time. find the mean for the number of students who work full time in samples of 16. round to the nearest tenth how do we do this on a TI84 calculator
Monday, July 25, 2016 by Ms

Math
A rectangular OPEN box has a l=18cm h=5cm w=11.5cm and surface area=502cm^2. What is the volume of this rectangular open box?
Monday, July 25, 2016 by Marko

Math
A rectangular OPEN box has a l=18cm w=11.5cm h=5cm and Surface area=502cm^2. What us the volume of this open rectangular box?
Monday, July 25, 2016 by Marko

Math
A cyclist rides his bike at a speed of 27 miles per hour. What is this speed in feet per second? How many feet will the cyclist travel in 15 seconds? In your computations, use the fact that 1 mile is equal to 5280 feet. Do not round your answers.
Monday, July 25, 2016 by Jalen

Math
Show that of all the rectangle inscribed in a given circle,the square has the max area
Monday, July 25, 2016 by Rahul

math
Average of 4 dates marked in calender 4,5,6,10 how do u write method wise
Monday, July 25, 2016 by venkatesh

math
Given the function f(x)=x^3-2x^2-5x+6/x^2+3x+2 a) Determine algebraically the equation for any asymptotes (HA, VA and or OA) b)State the domain of the function c)State the behaviour of the function at each of the asymptotes
Monday, July 25, 2016 by johnny

Math
5= 6y; y
Monday, July 25, 2016 by Dan

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