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August 22, 2014

Homework Help: Math

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Recent Math Questions

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Math
Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -3x^2 + 9x + 3.
Monday, May 19, 2014 at 11:11pm

Math
1,11,21,2111,111221,?,? what are the next two numbers of this sequence?
Monday, May 19, 2014 at 10:40pm

math
in an image the slanted rectangle starts at 0 over right 2 spaces. Then 2 more over to 4 up to 3 then left 2 and back to 0.what would it look after a rotation of 90 degrees about 0. a)rectangle goes to the left in quadrant 2. b)rectangle goes down in the 4 quadrant. c)...
Monday, May 19, 2014 at 7:51pm

MATH HELP ASAP
Please Help!! Louis is planning to mow a rectangular yard that is 20 feet longer than it wide. He wants to find its width if its area is 1125 square feet. Which equation models this problem? A. 20w2 = 1125 B. w2 + 20w = 1125 C. w2 – 20w = 1125 D. w + 20w = 1125
Monday, May 19, 2014 at 7:33pm

math
Use the binomialsl theorem to find the binomial binomialsion of the expression (x-3)^5
Monday, May 19, 2014 at 7:28pm

math
which figure has rotational symmetry? A)a square b)a letter T c)a pentagon d)an arrow Is it a (A)a square?
Monday, May 19, 2014 at 7:16pm

Math
Top ten scores on a quiz in two classes are listed below Class A 100,100,100,90,95,85,92,98,92,88 class B 100,100,98,95,95,96,95,92,81,88 which statement is true concerning the data a. the mode is the same for both classes b. the range is the same for both classes c. the mean ...
Monday, May 19, 2014 at 7:14pm

math
The test scores for a math class are shown below 83,85,82,93,83,84,95,87,86,94 what is the standard deviation of the data set?
Monday, May 19, 2014 at 7:10pm

math
there are 4 blue tile,s 3 yellow tiles, 5 red tiles, and 2 green tiles. he draws a tile replaces it, and draws another tile. what is the probability he will draw a blue tile on both
Monday, May 19, 2014 at 7:07pm

MATH 1 QUESTION VERY HARD PLS HELP ASAP!!!!!
PLEASE HELP ASAP!!!!! i dont know! Explain how to write a function rule from the table below. Then write a function rule. x: 2 4 6 y: 1 0 –1 i know its so simple but im having so much trouble!!!:( pls help!
Monday, May 19, 2014 at 6:55pm

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 6:46pm

MATH
The shape is an equilateral triangle. a)Does the shape have rotational symmetry? If so,identify the angle of rotation. b)Does the shape tessellate? I dont know what to do for the first part.But I think part B is yes because it has no overlaps or gaps. Please help
Monday, May 19, 2014 at 6:37pm

math
In triangle PQR, m<P=53 degrees, PQ=7.4, and PR=9.6. What is m<R to the nearest degree
Monday, May 19, 2014 at 6:31pm

math
what is tan 3pi/4
Monday, May 19, 2014 at 6:08pm

Math
Find the period and the amplitude of the periodic function y=3cos 4x
Monday, May 19, 2014 at 6:03pm

math help
Which is equivalent to 14x-3y+2z=100 -17x+8y+10z=11 -3+13y+29z=81
Monday, May 19, 2014 at 6:01pm

math help
In trisngle RST, angle S is a right angle and csc R=5/3. TWhat is tan T?
Monday, May 19, 2014 at 5:54pm

math help
In trisngle RST, angle S is a right angle and csc R=5/3. T=What is tan T?
Monday, May 19, 2014 at 5:54pm

Algebra 2
the test score for a math class are shown below. 81,84,82,93,81,85,95,89,86,94 what are the mean, median, and mode of the data set?
Monday, May 19, 2014 at 5:50pm

math
I don't understand how to multiply rational expressions. My math book isn't helping at all.
Monday, May 19, 2014 at 5:43pm

math
The test Keyshawn's class took finished at 10:30 A.M. The first part of the test took 30 minutes. There was a 15 minute break. The second part of the test also took 30 minutes. At what time did the test start?
Monday, May 19, 2014 at 5:34pm

Math help
You roll a standard, six sided number cube. what is the probability of rolling a prime number or a number greater than 2.
Monday, May 19, 2014 at 5:30pm

math Question
Find an equation that models a hyperbolic lens with a=12 inches and foci that are 30 inches apart. assume that the center of the hyperbola is the origin and the transverse axis is vertical.
Monday, May 19, 2014 at 5:17pm

math
can you me the answer from fraction must be in simplest form!!!!
Monday, May 19, 2014 at 5:09pm

math Question
what is S10 for 1+3+9+27+...? 9,841 29,525 14,762 29,524
Monday, May 19, 2014 at 5:04pm

math Question
the 5th term in a geometric sequence is 160. The 7th term is 40. What are the possible values of the 6th term of the sequence +70 70 +80 80
Monday, May 19, 2014 at 4:49pm

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^bã363a6^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^bã363a6^b3^c5^=_____
Sunday, May 18, 2014 at 3:44pm

Math help
Can you please check these problems? 1. -4ã2+6ã72- ​9;ã32=_____ I got 2 2. 5ã28+2ã7-​;ã14=_____ I got 12ã7-ã14 3. -3ã72+6ã52-7&#​129...
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. 5ã28+2ã45=____​_ I got 10ã7+6ã5 2. -4ã75+3ã147=__​___ I got 1ã21 3. -11ã8-7ã12=___​___ 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

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