Tuesday

July 29, 2014

July 29, 2014

**Branches of Math**

**Recent Math Questions**

Post a New Question | Current Questions

**math**

Find the coordinates of the image of point R(3,-5) rotated 180° about the origin. A)(-3,5) B)(-5,-3) C)(5,3) D)(3,-5) Please help me I think its A
*Monday, May 19, 2014 at 4:44pm*

**3rd grade math**

Will arrived at his mother's office at 3 P.M. It took him 30 minutes to walk from his home to the mall. He was in the mall for 45 minutes. It then took him 15 minutes to walk to his mother's office. At what time did Will leave home?
*Monday, May 19, 2014 at 4:37pm*

**Finite Math**

The price of a new car is $24,000. Assume that an individual makes a down payment of 25% toward the purchase of the car and secures financing for the balance at the rate of 10%/year compounded monthly. (Round your answers to the nearest cent.) (a) What monthly payment will she...
*Monday, May 19, 2014 at 4:24pm*

**Math Question**

What is the 50th term of the sequence that begins -6,0,6,12? 292 288 286 290
*Monday, May 19, 2014 at 4:24pm*

**math **

Indicate whether the following statement is true or false. If a figure can be translated, then it will tessellate. I say false am I right?
*Monday, May 19, 2014 at 4:06pm*

**MATH! PLEASE HELP**

The stem-and-leaf plot shows the heights in centimeters of Teddy Bear sunflowers grown in two different types of soil. Soil A Soil B 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 Key 9|6 means 69 Key 5|8 means 58 a Describe the overlap of the two sets of data b Calculate ...
*Monday, May 19, 2014 at 3:52pm*

**math!**

A shopkeeper had 330 tangerines. He put some of them into 15 cartons containing 12 tangerines each. He then put the rest into 14 cartons, each containing the same number of tangerines. How many tangerines were in each of the cartons of the 14 cartons and How many cartons were ...
*Monday, May 19, 2014 at 3:50pm*

**Algebra 2**

The test scores for a math class are shown below. 81,84,82,93,81,85,95,89,86,94 What is the standard deviation of the data set? Roun your answer to the nearest tenth 4.9 5.5 5.3 5.1
*Monday, May 19, 2014 at 3:46pm*

**math**

Jesse collected data on the colors of the coats his classmates wore one day in February. He started a circle graph. Which equation will give the angle measure of the section for black?
*Monday, May 19, 2014 at 3:23pm*

**Math Question**

Find an equation that models a hyperbolic lens with a=16 inches and foci that are 40 inches apart. Assume that the center of the hyperbola is the origin and the transverse axis is vertical
*Monday, May 19, 2014 at 3:18pm*

**Math**

A beam tests against a wall, forming a 50 degrees with the floor. Use the function y=9 sec 0 to find the length of the beam to the nearest tenth of a foot. 14.0 ft 11.7 ft 5.8 ft 6.9 B?
*Monday, May 19, 2014 at 3:04pm*

**math**

what is 3/7 3/11 and 1/11 from least to greatest
*Monday, May 19, 2014 at 2:56pm*

**Math Help? Check my answers.**

1. Name the coefficients in the polynomial. 4x^2 + 3x - 3 4, -3, -3 4, 3, 4, 3, 3, -4, -3, 2. How many terms are in the following polynomial? 6x^4 + 3x^3 - 2x^2 + 15x - 14 5 4 3 2 3. In the expression -7x - 5x^2 + 5, what is the coefficient of x? 7 5 -5 -7 4. Write the ...
*Monday, May 19, 2014 at 2:18pm*

**math**

What number can be removed from the following list of data so that the median will remain the same? 40, 28, 29, 32, 16, 40, 35 A. 28 B. 32 C. 35 D. 40
*Monday, May 19, 2014 at 2:17pm*

**Math**

Which cosine function has maximum of 0.5, a minimum of -0.5, and a period of 2pi/3?
*Monday, May 19, 2014 at 2:09pm*

**Math**

In triangle RST, angle S is a right and csc R=13/12. What is tan T? 13/5 12/13 12/5 5/12
*Monday, May 19, 2014 at 1:59pm*

**math**

A man walked 1260meters on a bearing of 20degrees, how far south is he from his starting point ?
*Monday, May 19, 2014 at 1:25pm*

**Math**

In triangle RST, angle S is a right angle and cdc R=13/12. What is Tan T? answers: 13/5, 12/13, 12/5, 5/12
*Monday, May 19, 2014 at 11:53am*

**Math**

Garrett throws a dart at a circular dart board. The dart board has a radius, and the bull's eye in the center of the dart board has a radius of 6 inches. What is the probability that a dart thrown at random within the dartboard will hit the bull's eye? Round your ...
*Monday, May 19, 2014 at 11:45am*

**math**

Taylor surveys students in one grade level who own at least one pet. She finds that 50% of the students surveyed own 2 pets, 3 students own 3 pets each, and 2 students own 4 pets each. Eight of the students in the grade own 1 pet. Considering the number of pets as the random ...
*Monday, May 19, 2014 at 10:21am*

**math**

what integer represents a 500 dollar deposit
*Monday, May 19, 2014 at 7:23am*

**math**

selling price of computer is $75 less than 2 times wholesale price. selling price of a tv is $550, what equation is used to find wholesale price of tv
*Monday, May 19, 2014 at 4:00am*

**math**

A bakery charges ten cents for a cookie that is 2 inches in diameter. If the price is proportional to the area, how much do they charge for an extra large cookie that is 8 inches in diameter? Assume that each cookie is shaped of a circle.
*Monday, May 19, 2014 at 2:15am*

**math help !**

3. Which function rule would help you find the values in the table ? n 2 4 6 m -8 -16 -24 A) m = -2n B) m = n - 2 C) m = n - 4 D) m = -4n 2. Explain how to write a function rule from the table below. Then write a function rule. x 2 4 6 y 1 0 –1
*Sunday, May 18, 2014 at 10:51pm*

**math**

Explain how to write a function rule from the table below. Then write a function rule. x 2 4 6 y 1 0 –1
*Sunday, May 18, 2014 at 10:34pm*

**math**

the function rule C = 10n + 26 relates the number of people n who attend a small concert to the cost in dollars C of the concert. Make a table of the input/output pairs to show the cost if 27, 39, and 43 people attend.
*Sunday, May 18, 2014 at 10:28pm*

**math**

which statement about linear functions are true A)linear functions grow by equal factors over equal intervals B)linear functions grow by equal differences over equal intervals C)linear functions grow by equal differences over unequal intervals D)linear functions grow by ...
*Sunday, May 18, 2014 at 9:40pm*

**Math**

Monique's credit card charges interest of 20.85% per annum on unpaid balances. On her March 12 statement, she had a balance of $739.65. By the due date, she made the minimum payment (5% or 10.00, whichever is greater)On March 16, she made a purchase of $179.39. a) if she ...
*Sunday, May 18, 2014 at 8:37pm*

**math**

Tarique drew this model for a problem : 2/5 2/5 2/5 2/5 2/5 2/5 (5 2/5 ) write 2 problems that can be solved using the model one of the problems should involve multiplying a whole number by a fraction. The other should involve multiplying a fraction by a whole number.
*Sunday, May 18, 2014 at 7:57pm*

**math**

John wants to give 2/3 pounds of candy to each of his 6 friends how much pounds of candy does John need in total?
*Sunday, May 18, 2014 at 7:44pm*

**math**

On the side of a parade ground there are two flag poles. The first is 11m high and the second is 8m high. At 3pm the shadows cast by both poles overlap each other perfectly and the furthest point of both shadows is exactly 13m from the base of the base of the shortest pole. ...
*Sunday, May 18, 2014 at 7:44pm*

**math**

Indicate whether the following statement is true or false. If a figure can be translated, then it will tessellate. a)True, all translations are tessellations. b)False, not all translations are tessellations.
*Sunday, May 18, 2014 at 7:21pm*

**math**

two sides of a triangle have lengths of 8 inches and 12 inches. which could be the length of the third side A. 2 in B. 4 in C. 16 in. D. 20 in i think C? or D?
*Sunday, May 18, 2014 at 6:46pm*

**math**

Your invest $3,000 annually in a mutual fund that earns 10 percent annually and you invest all distributors. How much will you have in the account at the end of 20 years? You invest $3,000 annually in a mutual fund with a 5 percent load fee so that only $2,850 is actually ...
*Sunday, May 18, 2014 at 6:16pm*

**math**

Triangle ABC below is reflected across the y-axis and then translated 1 unit right and 2 units down. A)Write the coordinated of the vertices of the image after reflection. B)Write a rule for the translation. Use arrow rotation. The original coordinates A=(1,-3) B=(4,-5) C=(3,-...
*Sunday, May 18, 2014 at 5:21pm*

**Math help**

2a2^bã363a6^b3^c5^=_____ 22a2^b√3a6^b3^c5^
*Sunday, May 18, 2014 at 4:23pm*

**Math help**

How do you do these two problems? 1. -ã338-ã200+29;ã162=_______ 2. 2a2^bã363a6^b3^c5^=_____
*Sunday, May 18, 2014 at 3:44pm*

**Math help**

Can you please check these problems? 1. -4ã2+6ã72-9;ã32=_____ I got 2 2. 5ã28+2ã7-;ã14=_____ I got 12ã7-ã14 3. -3ã72+6ã52-7...
*Sunday, May 18, 2014 at 3:36pm*

**math**

What is the volume of a cube with a side length of 8 inches?
*Sunday, May 18, 2014 at 3:24pm*

**math**

what is the volume of a triangular pyramid with the length of 9 inches, a height of 4 inches, and a width of 6 inches?
*Sunday, May 18, 2014 at 3:24pm*

**math**

What is the surface area of a rectangular prism with a length of 2 ft., a width of 9ft., and a height of 12ft?
*Sunday, May 18, 2014 at 3:22pm*

**math**

The point C(x,y)is reflected over the x-axis. Use arrow notation to describe the original point and its reflection. a)(x,y)-> (x,2y) b)(x,y)-> (-x,y) c)(x,y)-> (-x,-y) d)(x,y)-> (X,-Y) Would the answer be D
*Sunday, May 18, 2014 at 3:21pm*

**math**

A plane cuts through a rectangular prism. The plane is parrallel to the base of the rectangular prism. What is the shape of cross section?
*Sunday, May 18, 2014 at 3:21pm*

**math**

how many different ways can four DVDs be lined up on a shelf?
*Sunday, May 18, 2014 at 3:19pm*

**math**

Tommy has 4 shirts and 5 pants. How many different ways can he wear a shirt and pants?
*Sunday, May 18, 2014 at 3:19pm*

**math**

use integer values of x from -3 to 3 to graph the equation. y=1/3|x|-2 I dont know what to do. Help me know what the graph looks like.
*Sunday, May 18, 2014 at 3:13pm*

**math**

two number cubes each with faces numbered 1 through 6, are tossed. What is the probability that 2 will come up on each cube?
*Sunday, May 18, 2014 at 3:11pm*

**math**

use integer values of x from -3 to graph the equation. (the x has a 2 above it,like to the second power) y=-2x+3 I dont know how to do this kind of math.
*Sunday, May 18, 2014 at 3:09pm*

**math**

Using the maximum ratios for a conventional mortgage, how big a monthly payment could the Taylor family afford if their gross ( before- tax) monthly income amounted to $ 3,500? Would it make any difference if they were already making monthly installment loan pay-ments totaling...
*Sunday, May 18, 2014 at 3:05pm*

**math**

Identify the independent variable in the relationship. A person burns c calories walking m miles A. calories c B. miles m C. neither c, calories or m miles D. both c, cars and d dollars
*Sunday, May 18, 2014 at 2:25pm*

**Math**

Jane has a set of green, black and yellow pens. The green pens make up 1/3 of the set, the set has 5 black pens, the yellow pens is twice the number of black pens. How many pens are in Jane set?
*Sunday, May 18, 2014 at 12:25pm*

**math**

Mother cut a cake in 20 pieces.l ate 3/5 of the pieces. How many pieces did l eat?
*Sunday, May 18, 2014 at 11:51am*

**math**

the boys of a school can be arranged in 12,15 and 18 equals rows and also in to a solid square what is the least number of boys that the school can have.(hint find the LCM)
*Sunday, May 18, 2014 at 5:55am*

**math**

9.A 10%,100-day note was dated 20 september 1992.the maturity value of the note was $3083.33.If the note was discounted on 17 november 1992 at 12%,FIND i) the maturity date of the note = 29 december 1992 ii)the face value of the note $3083.33 = (1+0.1(100/360) = 1.0278 = 3083....
*Sunday, May 18, 2014 at 4:23am*

**math**

Use integers from-3 to 3 to graph the equation. y=1/3|x|-2. Please help me how it would be on a graph
*Sunday, May 18, 2014 at 1:00am*

**math**

What would a graph look like with the equation y=-2(x)2+3.the two next to the x means to the second power. Please help me
*Sunday, May 18, 2014 at 12:55am*

**math**

21. Write the ratio given as a simplified ratio. If you drive 225 miles on 12 ½ gallons of gas, what is the simplified ratio of miles to gallons? to 1
*Saturday, May 17, 2014 at 9:11pm*

**math**

Debbie Snyder has just graduated from college and needs to buy a car to commute to work. She estimates that she can afford to pay about $ 450 per month for a loan or lease and has about $ 2,000 in savings to use for a down payment. Develop a plan to guide her through her first...
*Saturday, May 17, 2014 at 8:32pm*

**math **

(14 hr 3 min) divided by 3. how do i go about solving this
*Saturday, May 17, 2014 at 7:35pm*

**math**

The vertices of ABC are A(2,-5), B(-3,5), and C(3,-3).the triangle is reflected over the x-axis.use arrow notations to describe the original triangle and its reelection. A) A(2,-5),B(-3,5),C(3,-3)->(2,-5),(-3,5),(3,-3) B) A(2,-5),B(-3,5),C(3,-3)->(-2,5),(3,-5&#...
*Saturday, May 17, 2014 at 6:58pm*

**math**

an insurance company reported that 55% of all automobile damage claims were made by people under age 25. If six automobile damage claims were selected at random, determine the probility that exactly four of them were made by someone under ager 25.
*Saturday, May 17, 2014 at 6:50pm*

**Math**

Simplify the expression 14 to the minus 4 power
*Saturday, May 17, 2014 at 6:36pm*

**math**

The point C(3,-1) is translated to the left 4 units and up 1 unit.write a rule to describe the translation.what are the coordinates of the image point? A) (x,y)->(x+4,y+1);(7,-2) B) (x,y)->(x-4,y-1);(-1,0) C) (x,y)->(x+4,y-1);(7,0) D) (x,y)->(x-4,y+1);(-1,0) Is it d
*Saturday, May 17, 2014 at 6:35pm*

**Math**

Simplify the expression (-8x) times 3x squared
*Saturday, May 17, 2014 at 6:33pm*

**math**

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 d) left 9; up 3 Is it C
*Saturday, May 17, 2014 at 6:24pm*

**math**

y=1/3|x|-2 use integer values of x from-3 to 3 to graph the equation. Please help me graph this
*Saturday, May 17, 2014 at 6:17pm*

**math**

y=2x^+3 use integer values of x from -3 to 3 to graph the equation. Someone please tell me how to graph this
*Saturday, May 17, 2014 at 6:14pm*

**Math**

Can you please check these problems? 1. 5ã28+2ã45=_____ I got 10ã7+6ã5 2. -4ã75+3ã147=_____ I got 1ã21 3. -11ã8-7ã12=______ I got -11...
*Saturday, May 17, 2014 at 6:10pm*

**Math**

(-10)exponent is 2
*Saturday, May 17, 2014 at 5:42pm*

**Math homework help**

Check out the polar coordinate pairs that label the same point. Several pairs may be possible. A) (2, 2pi/3) B) (2, -pi/3) C) (-3, pi) D) (2, 7pi/3) E) (3,0) F) (-3,0) G) (-2, -pi/3) H) -3, 2pi)
*Saturday, May 17, 2014 at 3:57pm*

**Math -___-**

The table below shows the percentage of households that own a microwave in different countries. Constuct a stem-and-leaf plot of the data. Use the ‘|’ key (Shift + \ on most keyboards, just beside the backspace key) to create the line between the stems and the leaves...
*Saturday, May 17, 2014 at 3:14pm*

**Math**

How ugh are monthly payments on 100000 for 36 mo, at 9% ?
*Saturday, May 17, 2014 at 1:33pm*

**math**

Cat walked 300 feet and Beth walked 240 feet, what fraction more than Beth walked the distance Cat walked?
*Saturday, May 17, 2014 at 1:14pm*

**math asap**

Use the ‘|’ key (Shift + \ on most keyboards, just beside the backspace key) to create the line between the stems and the leaves. Be sure to put a couple spaces between each of the leaves. Country Percent Of Household With Microwave Ovens Argentina 97% Belgium 93% ...
*Saturday, May 17, 2014 at 12:47pm*

**Math**

6. Find the mean of the following data set: 25, 30, 20, 20, 25, 35, 35, 10 15 20 25 30
*Saturday, May 17, 2014 at 12:16pm*

**Math**

How many grams of Ag2S react to form 174 g of AgCl? see below: Ag2S + 2 HCl ==> 2 AgCl + H2S
*Saturday, May 17, 2014 at 12:03pm*

**math**

solve the following smultaneous equations 3x plus 2y =21 and x plus y = 8 3x -14y =0 and x - 4y plus 1 =0
*Saturday, May 17, 2014 at 11:55am*

**math**

solve the following equation 4(2x-9)-4x= 4-6x 16y plus 4 =-10
*Saturday, May 17, 2014 at 11:45am*

**Math**

What does it mean instead of at the top, the power is at the bottum Like instead of 2^4 The 4 is wrote smaller and below and beside the 2
*Saturday, May 17, 2014 at 10:04am*

**math(urgent)**

9.A 10%,100-day note was dated 20 september 1992.the maturity value of the note was $3083.33.If the note was discounted on 17 november 1992 at 12%,FIND i) the maturity date of the note = 29 december 1992 ii)the face value of the note $3083.33 = (1+0.1(100/360) = 1.0278 = 3083....
*Saturday, May 17, 2014 at 9:37am*

**Math**

Determine the largest possible integer n such that 942! is divisible by 15n.
*Saturday, May 17, 2014 at 9:28am*

**Math**

Rationalize the denominator and write your answer in lowest terms (2 √ 6 + √ 3)/ ( √ 6- √ 3)
*Saturday, May 17, 2014 at 9:28am*

**math**

A 7%,6O day note was discounted at 15 days before the maturity date. If the discount rate was 5.5% and the proceeds received were $ 997,77,find a)the amount of discount that was charged b)the discount date if maturity date of the note is 26 october 1991 c)face value a) 997,77...
*Saturday, May 17, 2014 at 8:17am*

**Math**

5. Find the surface area of the cylinder to the nearest whole number. (1 point)1,659 in.2 898 in.2 5,862 in.2 2,959 in.2 6. Find the surface area of the pyramid shown to the nearest whole number. (1 point)1,540 m2 770 m2 396 m2 749 m2 7. Find the surface area of a conical ...
*Saturday, May 17, 2014 at 12:38am*

**Math**

A bag holds 20 yellow mints and 80 other green or pink mints. You choose a mint at random, eat it, and choose another. a. Find the number of pink mints if P(yellow then pink) = P(green then yellow). b. What is the least number of pink mints if P(yellow then pink) > P(green ...
*Friday, May 16, 2014 at 10:39pm*

**math**

8.94 rounded to the nearest tenth not sure if its 8.9 or 8.4
*Friday, May 16, 2014 at 7:05pm*

**Math **

Tammy will donate up to $480 to charity. The money will be divided between two charities: the City Youth Fund and the Educational Growth Foundation. Tammy would like to donate at least $140 dollars to the Educational Growth Foundation. She would also like the amount donated to...
*Friday, May 16, 2014 at 1:39pm*

**math**

What is the length of the line segment between A(-10, 8) and B ( -10 ,-3)? A. 18 units B. 5 units C. 11 units D. 12 units
*Friday, May 16, 2014 at 1:09pm*

**math**

at a college function a total of 180 tickets were sold. the tickets were priced at $5,10,15 and the money collected that day was $1,900. the sum of the numbers of $5,and $15 tickets sold was twice the number of $10 tickets sold. find the number of each type of ticket sold for ...
*Friday, May 16, 2014 at 12:55pm*

**math(compound interest )**

A sum of money,X was deposited in a saving account at 10 percent compounded daily on 25 july 1993. on 13 august 1993, rm600 was withdrawn and the balance as on 31 december 1993 was RM 8900.calculate the value of X using exact time and 360 day year. (1+.10/360)^20 - 600)(1+.10/...
*Friday, May 16, 2014 at 11:14am*

**math(urgent)**

$1000 was invested for two years at 10% simple interest .calculate the effective rate was earned. pls check my solve (1+0.1/2)^2-1 = 0.1025 but the true answer is 9.54% pls help me to get the formula of effective rate
*Friday, May 16, 2014 at 10:49am*

**math(urgent)**

Mary invested $30,000 in two accounts some at 12% per annum and the rest at 8% per annum. Her total interest for one years was $ 3200.How much was invested at each rate ? solution : $3200=P1 (0.12)(1)+ (3000-P1)(0.08)(1) P1= ? P2= 30000-P1 ? HOW to solve this because they have...
*Friday, May 16, 2014 at 9:07am*

**math**

can u place give pointers on how to draw the graphs of y=2^ and y=-2^ on the same set of axes (4 marks) this new to me
*Friday, May 16, 2014 at 7:14am*

**Math - Int Trig**

31) Locate, name, and classify the extrema of the function. Determine intervals which the function is increasing and decreasing f(x) = -x(x^2 - 2) 32) Determine the end behavior of the function f(x) = 2x - x^3
*Friday, May 16, 2014 at 3:42am*

**Math - Algebra2**

state whether the series is convergent or divergent 1) 3 + 12 + 48 + ... 2) 4 + 4/5 + 4/25 + ...
*Friday, May 16, 2014 at 3:23am*

**Math**

I have this hard question in math. can someone help me find out the riddle? I start with 1 bacteria. Every hour it doubles. How many hours until there are 1,000,000 bacteria? Can you make a function that describes this situation? What if I double it? I start with 2 glasses ...
*Friday, May 16, 2014 at 1:46am*

**Math problem or trick**

if 60% of students in the class were wearing sport shoes and 40% dress shoes, does it mean that everybody in the class were wearing shoes?
*Friday, May 16, 2014 at 12:12am*

**Math - Int Trig**

Form a polynomial f(x) with real coefficients having the given degree and zeros 21) Degree: 4, zeroes: 2i and -3i 22) Degree: 3, Zeroes i and -10
*Thursday, May 15, 2014 at 9:36pm*

**math**

Find the slope on the line through (-9,-10) and (-2,-5). a) -5/-7 b) 7/5 c) 5/7 d) -7/-5
*Thursday, May 15, 2014 at 7:47pm*

**math**

The point C(3,-1)is translated to the left 4 units and up 1 unit. Write the rule to describe the translation.And what are the Coordinates of the image point? A)(x,y)-> (x+4,y+1);(7,-2) B)(x,y)-> (x-4,y-1;(-1,0) c)(x,y)-> (x+4,y-1);(7,0) D)(x,y)-> (x-4,y+1);(-1,0) ...
*Thursday, May 15, 2014 at 7:05pm*

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