# Homework Help: Math

## Branches of Math

## Recent Math Questions

**Math - Mean Value Theorem**

Suppose f(x)=αx^2+βx+γ is a general quadratic polynomial with α≠0 and let [a,b] be any interval. According to the Mean Value Theorem there is at least one number c such that f(b)−f(a)=f′(c)(b−a). In this particular case the number c is unique and it's independent ...

*Wednesday, March 29, 2017 by Anonymous*

**Math/Algebra**

Explain the composition of an algebraic expression, 3 sentences, an example

*Tuesday, March 28, 2017 by Nina*

**Math ASAP**

Which number is irrational A. 3/17 B. 25/ C. 0.6 D. 33/

*Tuesday, March 28, 2017 by Savanna Reed*

**Math**

Graph the two functions below, determine if they wre inverses based off the graph. Explain f(x)=x^2-3,g(x)=square root x+3

*Tuesday, March 28, 2017 by Pam*

**Math - calculus**

Suppose f(x)=x^p where p>1 and [a,b]=[0,1]. According to the Mean Value Theorem there is at least one number c such that f(b)−f(a)=f′(c)(b−a). In this particular case the number c is unique but it depends on p. c=____ Your answer will be in terms of p.

*Tuesday, March 28, 2017 by Anonymous*

**Math**

Solve the missing variable e^(x+6)+5=1

*Tuesday, March 28, 2017 by Aria*

**Math**

During an epidemic, the number of people who have never had the disease and who are not immune (they are susceptible) decreases exponentially according to the function where t is time in days. f(t)=15,000e^-.05t Determine how long it will take for the initial number of people ...

*Tuesday, March 28, 2017 by Aria*

**Math**

You rent x pairs of shoes for $2 each. You buy the same number of drinks for $1.50 each. You also pay $9 for a bowling lane. Write an expression in simplest form.

*Tuesday, March 28, 2017 by Nina*

**Math**

In a state legislature there were 119 more members in the House of Representatives than in senate. If there were m members in senate, write an expression to represent the totial members in the state legislature. PLZ HELP!!!!!

*Tuesday, March 28, 2017 by Liza*

**Math**

In a state legislature there were 119 more members in the House of Representatives than in senate. If there were m members in senate, write an expression to represent the totial members in the state legislature. PLZ HELP!!!!!

*Tuesday, March 28, 2017 by Elle*

**Math**

Write an addition equation must have one two and a three digit addend and use all of these digits 662-228-8000

*Tuesday, March 28, 2017 by Melissa*

**Math**

When drawing box and whisker plots, how do you know when you no longer need to draw the whiskers? For instance, in the following data points: 3,42,45,55,56,58,and 84, you do not need whiskers. However, in the data points: 12,35,37,41,53,58,59,91, you do need whiskers. Thanks!

*Tuesday, March 28, 2017 by Elizabeth*

**math**

what is -3.5 + 17? The online calculator says 13.5 and I don't get how that is the answer. I got 14.5 and I am confused. Please help me and explain this to me

*Tuesday, March 28, 2017 by Anonymous*

**Math**

nine kids and two adults are going to the circus. kids tickets are on sale for only half the price of adult tickets. the total cost was $72. how much is one kids ticket. how much is one adult ticket

*Tuesday, March 28, 2017 by Drake*

**math - algebra**

write (1/81)^(1/4) in radical form

*Tuesday, March 28, 2017 by anonymous*

**math**

A rectangular closet is three feet longer than twice the width. The area of the closet is 65 square feet. Find the perimeter of the closet.

*Tuesday, March 28, 2017 by jack*

**College Math**

Michael is a software salesman. Let y represent his total pay (in dollars). Let x represent the number of copies of History is Fun he sells. Suppose that x and y are related by the equation 1700+90x=y .

*Tuesday, March 28, 2017 by Michelle*

**Math 120**

You are dealt one card from a 52-card deck. Find the probability that you are not dealt an ace.

*Tuesday, March 28, 2017 by Beth*

**MATH**

Evian's average no five tests were 90%. The average of the four highest test scores was 93%, and the average of the four lowest test scores was 87.75$. What was the sum of the lowest mark and the highest mark?

*Tuesday, March 28, 2017 by HELP NOW PLEASE*

**MATH**

Jenny agreed to work for a year for $9000 plus a motorcycle. At the end of 5 months, she left the job and received $250 plus the motorcycle for her pay. What was the value of the motorcycle?

*Tuesday, March 28, 2017 by HELP NOW PLEASE*

**Math**

A college football coach wants to know if there is a correlation between his players' leg strength and the speed at which they can sprint 40 yards. He sets up the following test and records the data: Every day for a week, he counts how many times each player can leg press 350 ...

*Tuesday, March 28, 2017 by Anon*

**Math**

a school bus has 1000 students. on wednesday, 300 students went on a field trip. what percent the students did not go on the field trip.

*Tuesday, March 28, 2017 by tazzy*

**Math**

1. Y = -2x2 + 3 A B C D 2. Use the integer values of x from -3 to 3 to graph the equation. y = 1/3 lxl -2 A B C D 3. What is the correct description for the translation of a to a. A(10,3) --> A'(1,6 A right 9 up 3 B left 9 down 3 C right 9 down 3 left 9 up 3 4. The point C(...

*Tuesday, March 28, 2017 by Justin*

**Math**

A book on Tameka's shelf weighs 3 (pounds). How many ounces does the book weigh?

*Tuesday, March 28, 2017 by Tasleem*

**Math Answer Check**

2.on which of the following lines does the point (7, 1) lie A. y - 5x = 4 B.y = x - 10 C. y=-4x + 3 D. y= -x + 8 Is it B? 3.Find the slope of the line through (-9, -10) & (-2, -5) A -5/7 B 7/5 C 5/7 D -7/5 Is it D? 10. The equation t=0.07c represents tax, t , based on the cost...

*Tuesday, March 28, 2017 by *

**math**

240 people attended a concert.tickets for adults were R60 and for children R40. The concert raied R12800. How many adults and how many children attended???

*Tuesday, March 28, 2017 by Anonymous*

**Math- Graphing (check answer)**

Determine which ordered pair is a solution of y= -5x + 10. A. (-15,5) B. (2,0) C. (-1, -5) D. (3, 25) My answer is A. Am I correct?

*Tuesday, March 28, 2017 by *

**Math**

I have to estimate the area of a circle and use 22/7. The diameter of the circle is 28 cm.

*Tuesday, March 28, 2017 by Help I need somebody not just anybody*

**Math**

1. Y = -2x2 + 3 A B C D 2. Use the integer values of x from -3 to 3 to graph the equation. y = 1/3 lxl -2 A B C D 3. What is the correct description for the translation of a to a. A(10,3) --> A'(1,6 A right 9 up 3 B left 9 down 3 C right 9 down 3 left 9 up 3 4. The point C(...

*Tuesday, March 28, 2017 by Justin*

**Math**

2. Estimate the radius of a circle with the circumference of 272.2 inches. Use 3.14 for pi. Round to the nearest tenth. a. 43.3 b. 136.1 c. (86.7) d. 5,887.2

*Tuesday, March 28, 2017 by Help I need somebody not just anybody*

**math**

if m<4=25*, then what is m<8 Would it be 75* Sorry im asking a lot of questions but im taking a mathe test and im struggling on it and I re read my lessons but I still don't get it as good and im one lesson behind in math so I have to finish my test before I can move on...

*Tuesday, March 28, 2017 by Sunny Dreams <3*

**math**

Find the slope of the line through (-9,-10) and (-2,-5) A. -5/7*** B. 7/5 C. 5/7 D. -7/5

*Tuesday, March 28, 2017 by math (please help me)*

**Math**

Anna is buying 2/5 of a pound of beans for dinner . Mercy is buying 7/4the amount of beans that Anna is buying how many pounds of beans is mercy buying

*Tuesday, March 28, 2017 by Anonymous*

**math**

13. Name the quadrilaterals that have four equal angles. A. rhombus, square B. square, rectangle C. parallelogram, rhombus D. rhombus, trapezoid 14. what is the sum of the interior angles of a hexagon? A. 180 B. 360 C. 540 D. 720 15. What is the value of the missing angle? two...

*Tuesday, March 28, 2017 by Sunny Dreams <3*

**math connexus 8th grade**

Hey I have a MCAS test coming up next month and I want to know everything I learned this year on math. I know that some people may not go to my school so just tell me things people learn in 8th grade so that I can study for the test.

*Tuesday, March 28, 2017 by connexus student*

**Math**

A school has 1200 pupils of 3/4 of the pupils travel to school by bus how many of the pupils travel to school by bus

*Tuesday, March 28, 2017 by Seungbae Kim*

**Math**

30 red socks, 22 gold socks and 14 black socks. How many socks would he have to pick up before getting a matching pair?

*Tuesday, March 28, 2017 by Khalifa*

**Math**

A school has 1200 pupils of 3/4 of the pupils travel to school by bus how many of the pupils travel to school by bus

*Tuesday, March 28, 2017 by Seungbae Kim*

**Math**

A speed camera recorded 1637 speeders in six months. This represented 3÷1000 of all the cars that passed off the camera. How many cars passed the speed camera per day on average?

*Tuesday, March 28, 2017 by Abe*

**Math**

In an isosceles triangle,the shorter side is 20% shorter than the long sides.the perimeter is 15.4cm. how long is the shorter side?

*Tuesday, March 28, 2017 by Abe*

**6 grade math**

Middle School Mathematics How can I write a question In words that could be answered using expression for each and a diagram. 3/4 ÷ 1/2 and vise versa 1/2 ÷ 3/4 OK so I found a sample but I just can't think how would I write it out for my problems.

*Tuesday, March 28, 2017 by Jessica*

**Math**

How can I write a question In words that could be answered using expression. 3/4 ÷ 1/2

*Tuesday, March 28, 2017 by Jessica*

**Math**

2. A survey about the student government program at a school finds the following results: 190 students like the program, 135 students think the program is unnecessary, and 220 students plan on running for student government next year. If a circle graph were made of this data, ...

*Monday, March 27, 2017 by Reeses*

**Math- PLEASE HELP!! I DONT GET THIS QUESTION!!**

Molly bought two sweaters for $30 each and three pair of pants for $25 each. She had a 20% off coupon for her entire purchase. Model and write an expression for the amount of money Molly spent. State your answer in a complete sentence.

*Monday, March 27, 2017 by Crystal*

**Math**

Mrs.Jacobs bought one third of one yard of material at $6.96 per yard, and 3 yards of material at $8.24 per yard. How much did she spend for all of the material?

*Monday, March 27, 2017 by Story Problem*

**Math**

At the same store, Peter bought 2 pairs of pants and 5 shirts for $61, and jissica bought 3 pairs of pants and 2 shirts for $64. How much does 1 pair of pants cost? ~Please explain this problem to me

*Monday, March 27, 2017 by Damon*

**6th grade math (student)**

Throughout the season, drew scored 18 touchdowns. He scored 10 in the first 6 games. How many did he score in the last 4 games? Write the equation and solve.

*Monday, March 27, 2017 by John*

**Math**

Half of a pizza was broccoli and half was mushroom. George ate 2/3 of the broccoli and 1/4 of thee mushroom part. How much of the pizza did he eat? I did this problem but I wasn't sure of my answer so I needed someone to see if I am right or not. My answer is 1/6 and I got ...

*Monday, March 27, 2017 by Nat*

**math**

can-8 be written in scientific notation?

*Monday, March 27, 2017 by genie*

**Math**

What is 1 7/12 - 3/20 equal to? I tried to do this question but I couldn't quite get the answer. For the directions of the work, its says use the least common multiple as the denominator and when I came across this one, I couldn't quite get the answer. If anyone, who knows the...

*Monday, March 27, 2017 by Nat*

**math**

A new shoe comes in two colors, grey or navy, and in sized 6 to 14, including half sizes.if a pair of the shoe is chosen at random for a store display, what is the probability it will be navy and size 10 or larger?

*Monday, March 27, 2017 by layla*

**Math**

A serving of chicken has 37 grams of protein and 3 grams of fat.how many calories are in a serving of chicken

*Monday, March 27, 2017 by Nyzaya woods*

**Math**

A bicycle tire has a stone stuck in it. The radius of the tire is 46cm. Every time the wheel turns, the stone hits the ground. a.) How far will the bicycle travel between the stone hitting the ground the first and second time? b.) How many times will the stone hit the ground ...

*Monday, March 27, 2017 by Bethany*

**math 8**

can you write any whole number as the sum of powers of 2 and only use each power once

*Monday, March 27, 2017 by genie*

**Math**

A table cloth covers a circular area of 120cm2. What is the radius of the table cloth?

*Monday, March 27, 2017 by Bethany*

**math**

A janitor cleaned a classroom and found 6 pens, 8 pencils, 3 erasers and 7 sharpeners. What percent of what found is pencils?

*Monday, March 27, 2017 by indira*

**Math**

A small country consists of seven states; there are 189 seats in the legislature that need to be apportioned among the seven states; and the population of each state is shown, State A: 1283 State B: 2374 State C: 2725 State D: 2155 State E: 1592 State F: 2511 State G: 2017 ...

*Monday, March 27, 2017 by Catherine*

**Math 120**

A die is tossed. Find the odds against rolling a number greater than 2 The odds against rolling a number greater than 2 are __ : ___

*Monday, March 27, 2017 by Beth*

**Math**

Eleven seats on a condominium association board for buildings Amity, Buddy, and Chum are to be apportioned. Current Representation: Amity Buddy Chum 1 800 2113 4050 2 267 704 1350 3 133 352 675 4 80 211 405 5 53 141 270 Use the given table of Huntington-Hill numbers to list ...

*Monday, March 27, 2017 by Katie*

**Math**

If a rectangular office space is 72 feet wide and has a 410 foot perimeter what is its area

*Monday, March 27, 2017 by Leta*

**Math**

At what time do the hands of a clock form an acute angle

*Monday, March 27, 2017 by Jayjay*

**Math**

On a quiz a student answered 16 questions correctly. This was 80% of the questions on the quiz. How many questions were on the quiz? 6th grade math.

*Monday, March 27, 2017 by Tasleem*

**Math**

How do you make this problem true 4+3x5-1=22

*Monday, March 27, 2017 by Mike*

**Math**

To win a trivia game you need atleast 60 points. Each question is worth 4 points. So far , you have earned 24 points. Write and solve an inequality that represents the number of questions you need to answer correctly to win a game.

*Monday, March 27, 2017 by Aniyah*

**Math**

what is the unit price if a 4-pack of candy bars sells for $2.12

*Monday, March 27, 2017 by tazzy*

**Math**

Solve the system equations y=4x+8,x^2+7x-20 I'm truly lost

*Monday, March 27, 2017 by Lynette*

**math**

Recipe calls for 2 cups flour to 3/4 cup milk. How much milk would I need for 11/4 cups flour?

*Monday, March 27, 2017 by Anonymous*

**Math**

The net shown below forms a square pyramid. Find the surface area of the square pyramid. The numbers are 5, 5 and 4. How do I do this?

*Monday, March 27, 2017 by Patrick-Ms Sue*

**Math**

A carton can hold 1,000 unit cubes that measures 1inch by 1 inch by 1 inch. Describe the dimensions of the carton using unit cubes? I don't understand the question

*Monday, March 27, 2017 by Joshua G*

**math please help me out fam**

For questions 1 and 2, use integer values of from –3 to 3 to graph the equation. 1) y = –2x2 + 3 2) y = one-third |x| –2 Find the horizontal change and the vertical change for the translation 3) p(4, –4) right arrow (–4, 7). 4) The point c(3, –1) is translated to ...

*Monday, March 27, 2017 by jassie*

**math**

Which equation means three minus a number is equal to 7? A. g – 3 = 7 B. 7 – 3 = g C. 3 + g = 7 D. 3 – g = 7

*Monday, March 27, 2017 by mia*

**Math (check answers)**

ultiple Choice 1. What is a reasonable distance between two cities? (1 point) 200 km ** 200 m 200 cm 200 mm 2. Which value correctly completes the statement? 6,501.5 km = ______ m (1 point) 6,501,500 ** 65,015 650,150,000 650.15 3. Find the perimeter of the rectangle with ...

*Monday, March 27, 2017 by maggie*

**math help? burnet help.**

How is the the graph of y=1/4x -4 obtained from the graph of y=1/x? Horizontally stretched by a factor of 4 and shifted up by 4 units. Vertically stretched by a factor of 4 and shifted down by 4 units. < my answer Horizontally compressed by a factor of 4 and shifted down by...

*Monday, March 27, 2017 by allen*

**math**

find the sum of interoir angles of a anagon 140 1620*** 1260 1450

*Monday, March 27, 2017 by bogger*

**Math**

Eleven seats on a condominium association board for buildings Amity, Buddy, and Chum are to be apportioned. Current Representation: Amity Buddy Chum 1 800 2113 4050 2 267 704 1350 3 133 352 675 4 80 211 405 5 53 141 270 Use the given table of Huntington-Hill numbers to list ...

*Monday, March 27, 2017 by Katie*

**Math**

I don't get this: Arya makes cupcakes at a bakery. She needs 2 cups of sugar for every 3 cups of flour. She needs 5 cups of flour to make a day's worth of cupcakes. How many cups of sugar will she need? (Round your answer to the nearest tenth.) Can you please help?

*Monday, March 27, 2017 by Anonymous*

**Math**

Use the Hamilton method of Apportionment to make the assignment. In a recent census, Iowa's population in thousands was 4,503, Illinois' was 8,220, and Indiana's was 5,300. Allocate 31 members of the U.S. House of representatives to these three states. Possible Answers: Iowa: ...

*Monday, March 27, 2017 by Catherine*

**help math!**

Elisabeti bikes from home to the grocery store and back to pick up in- gredients. On the way to the store, she averages 15 mph. Encumbered by groceries, she averages 10 mph on the way back. What is her average speed for the whole hour?

*Monday, March 27, 2017 by Sara*

**help with math!**

Morwen bikes around his neighborhood for an hour. He averages 15 mph for the first 40 minutes, but then he tires and averages 10 mph for the last 20 minutes. What is is his average speed for the whole hour?

*Monday, March 27, 2017 by Sara*

**math**

What is the circumference of the circle? Round your answer to the nearest foot. ( The inside says 28ft )

*Monday, March 27, 2017 by mim*

**Math**

This table shows the number of hours Harry spent watching television and the hours he spent doing his homework on three days last week. hours of tv: 1.5 2 3 hours of homework: 2 1.5 1 What kind of relationship do these data appear to have? A. Directly proportional. B. ...

*Monday, March 27, 2017 by Yo*

**math**

a bag of fruit contains 3 apples, 2 oranges, 1 banana, and 4 pears. Gerald will randomly select 2 fruit at a time from the bag and not put them back. what is the probability that the first piece of fruit jared selects will be a banana and the second piece of fruit will be of ...

*Monday, March 27, 2017 by Bubbles*

**Math**

For the equation 3^x - 3^-x = 1 solve for x by writing your final answer in logarithmic form.

*Monday, March 27, 2017 by Happinessdelight*

**Math**

A rocket is launched vertically into the air and is observed from a tower that is 1.5 km above the ground level. Soon after the launch the rocket is at an angle of 25 degrees. Later the rocket has climbed vertically a further 4 km and its angle of elevation from the tower is ...

*Monday, March 27, 2017 by Happinessdelight*

**Math**

Manny has a piece of ribbon that one third yard long. He cuts it into two equal length to make bookmarks .how long is the piece of ribbon?

*Sunday, March 26, 2017 by Darian*

**math**

List the real zeros and multiplicity of f(x)=-5(x^2+25)(x-3)^3

*Sunday, March 26, 2017 by Alex*

**math**

the low tempuerture was 35 f. This was 13 f lowewr than the daytime high temputure.Write an equation to determin whete the high temperature was 48 f or 42 f

*Sunday, March 26, 2017 by HALEY*

**Math**

Cosmic ray bombardment of the atmosphere produces neutrons, which in turn react with nitrogen to produce radioactive carbon-14. Radioactive carbon-14 enters all living tissue through carbon dioxide (via plants). As long as a plant or animal is alive, carbon-14 is maintained in...

*Sunday, March 26, 2017 by Shelia*

**math**

the speed of a gear wheel varies inversely as the number of teeth of the gear. if a gear wheel which has 48 teeth makes 3 revolutions per minute. how many revolutions per minute will a gear wheel with 96 teeth make?

*Sunday, March 26, 2017 by edgar*

**Math**

Austin collected 30 9/10 kilograms.Exactly 2/3 of the class was blue.what is the total amount of glass was blue?

*Sunday, March 26, 2017 by Zelda*

**Bus. Math**

Misu Sheet, owner of the Bedspread Shop, knows his customers will pay no more than $140 for a comforter. Misu wants a 25% markup on cost instead of on selling price. What is Misu’s cost? (Round your answer to the nearest cent.)

*Sunday, March 26, 2017 by AMBER*

**math 1**

Example 3: The table below shows the amount a banquet hall charges to feed different sized groups of people Number Of People | COST 10 $200 14 $252 21 $441 23 $471 Using a linear model, what is the approximate residual value of the cost to feed 21 people Answer Choices: A.$8 B...

*Sunday, March 26, 2017 by Jack(BIG HELP)*

**Math**

You purchase a life insurance premium for $250 annually. The probability of a claim is 0.001 for your age bracket. The policy is worth $50,000. What is your gain/loss that year?

*Sunday, March 26, 2017 by Sue*

**MATH 2**

Elisabeti bikes from home to the grocery store and back to pick up in- gredients. On the way to the store, she averages 15 mph. Encumbered by groceries, she averages 10 mph on the way back. What is her average speed for the whole hour?

*Sunday, March 26, 2017 by Sara*

**MATH**

Morwen bikes around his neighborhood for an hour. He averages 15 mph for the first 40 minutes, but then he tires and averages 10 mph for the last 20 minutes. What is is his average speed for the whole hour?

*Sunday, March 26, 2017 by Sara*

**Math 120**

The table shows the distribution, by age, of a random sample of 3990 moviegoers ages 12-74. If one moviegoer is randomly selected from this population, find the probability, expressed as a simplified fraction, that the moviegoer is not in 65-74 age range. ...

*Sunday, March 26, 2017 by Jessica*

**math**

A company is making detergent out of soap and water. They made one batch that has 30% soap and another batch which is 60% soap. If they mix 600 liters of the first batch with 300 liters of the second batch, what percent of soap will be in the detergent?

*Sunday, March 26, 2017 by Anonymous*

**Math**

How to get 44 using the digits in 2017. You can use +,-,×,÷,√,!,!!,exponents. Double digit numbers are allowed. You can use each digit only once.

*Sunday, March 26, 2017 by Sabrina*

**Math**

Assume the carrying capacity of the earth is 9 billion. Use the 1960s peak annual growth rate of 2.1% and population of 3 billion to predict the base growth rate and current growth rate with a logistic model. Assume a current population of 6.8 billion. How does the ...

*Sunday, March 26, 2017 by Sarah*

**math**

Applewood Supplies received a payment of $864from Main Street Service on october 8 on an invoice of $1999.58 dated september 29 with terms 4/10.how much does Main Street Service still owe on the invoice?

*Sunday, March 26, 2017 by ppp*