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April 16, 2014

Homework Help: Math

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Recent Math Questions

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math
44
Friday, March 21, 2014 at 12:08am

math
just use the distributive law (m^2-2m+7)(3m+6) = m^2(3m+6) - 2m(3m+6) + 7(3m+6) = 3m^3 + 6m^2 - 6m^2 - 12m + 21m + 42 = 3m^3 + 9m + 42
Thursday, March 20, 2014 at 11:54pm

math word problem
g = 2j-6 p = j+4 g+j+p = 54 22 gumdrops 14 jawbreakers 18 pops
Thursday, March 20, 2014 at 11:49pm

math
75 or 175
Thursday, March 20, 2014 at 11:47pm

Math- please help!!!
#1: 15p^7 - 14p^7 = ? #2: just collect like exponents (6-4)x^2 - (2+1)xy + (3+1)y^2
Thursday, March 20, 2014 at 11:43pm

MATH HELP
to use factoring, get everything on one side of the equation. x^2 = -25 + 10x x^2 - 10x + 25 = 0 The only factors of 15 are 1,5,25 (x-5)(x-5) is what you want 2x^2 + 9x = 5 2x^2 + 9x - 5 = 0 you know that you will have (2x+?(x-?) or (2x-?)(x+?) since 9 = 10-1, I'd look at...
Thursday, March 20, 2014 at 11:40pm

Need Math Help Please
in probability why are tree diagrams more useful than to use tables ?? please explain to me in a paragraph so i understand completely and could you please show me an example where i would have to use the tree diagram, and why i couldnt use a table???
Thursday, March 20, 2014 at 11:39pm

Need math help please
could someone please give me an example not an example using coins, marbles, spinner, like something different that would explain the difference b/w theoretical and experimental probability.
Thursday, March 20, 2014 at 11:38pm

Math HELP!!!!!!!!
well, the max height is found at (6.25,625) So, as long as he's not too far away when he tries to leap over the building, yes, he'll make it (as long as the building is sufficiently narrow).
Thursday, March 20, 2014 at 11:37pm

math
Thank you Steve. That was my thinking as well. Appreciate it!!
Thursday, March 20, 2014 at 11:25pm

math
y/2 = -3 + (2+y) y/2 = y-1 y = 2y-2 y = 2 so, x = 4
Thursday, March 20, 2014 at 11:25pm

math
Total ways to top a sundae: 31 ways with nuts only: 1 I would have said 1/5, but that assumes that the sundae will have only one topping. But, if all possible ways to pick toppings are included, and equally likely, 1/31 is P(nuts)
Thursday, March 20, 2014 at 11:23pm

Math
Check please. Bar chart for each one because you have the values up the left side and item listed/categorized along the bottom for a more reader friendly chart for the data.
Thursday, March 20, 2014 at 11:20pm

math
annual growth: 1.48 2.70 2.71 2.86 2.85 2.86 2.68 2.58 2.14 2.26 Average growth for past 2 years is 2.20, so I'd guess 316.05 million If you want to do a last-squares line, that'd be cool, too.
Thursday, March 20, 2014 at 11:18pm

Math
total notes: 7*4 + 8*3 = 52 total C's: 8 so, . . .
Thursday, March 20, 2014 at 11:14pm

Math
$2520
Thursday, March 20, 2014 at 11:13pm

Math
looks like x^2 + 15x = 646 (x-19)(x+34) = 0 So, the dining room is 19x19 and the kitchen is 19x15 rectangular space is 19x34
Thursday, March 20, 2014 at 11:12pm

Math
I'm sure the user manual for the calculator has examples.
Thursday, March 20, 2014 at 11:10pm

Math
Thank you Ms. Sue.
Thursday, March 20, 2014 at 10:56pm

Math ~ Check Answers ~ASAP
You're very welcome. :-)
Thursday, March 20, 2014 at 10:41pm

3rd grade math
which one does not round to 400? 347,369,413, 448
Thursday, March 20, 2014 at 10:37pm

Math ~ Check Answers ~
Already answered below.
Thursday, March 20, 2014 at 10:23pm

Math ~ Check Answers ~ASAP
Ok thanks, Ms.Sue your the best!:)
Thursday, March 20, 2014 at 10:23pm

math
What don't you understand about my explanation?
Thursday, March 20, 2014 at 10:23pm

Math ~ Check Answers ~ASAP
I agree with your answers, except for 4. I think you may have a typo in your data.
Thursday, March 20, 2014 at 10:22pm

math
The area of a rectangular space is 128 square feet. a. Find all the possible pairs of whole number dimensions in feet. b. Explain which pair allows enough space for a car to park. c. If the length of the space is x feet, how would you describ e the width using the area and the...
Thursday, March 20, 2014 at 10:21pm

Math ~ Check Answers ~
3. In the following list of data, find the range: 21, 28, 31, 35, 39, 43, 51, 60. 35 37 39****** 40 Pat recorded the weights of the first 10 fish she caught and released at Mirror Lake this season. The weights were 8 lb, 6 lb, 9 lb, 6 lb, 7 lb, 5 lb, 7 lb, 6 lb, 23 lb, and 6 ...
Thursday, March 20, 2014 at 10:19pm

Math ~ Check Answers ~ASAP
Chloé is my sister she post my question here!
Thursday, March 20, 2014 at 10:18pm

Math
The base of a triangle is 6cm greater than the height. The area is 20cm^2. Find the height and the length of the base. Put your question in the search box in Google and it will show you the answer and the explanation how to get the answer. Believe me. I know ! Good Luck! :)
Thursday, March 20, 2014 at 10:15pm

Math ~ Check Answers ~ASAP
3. In the following list of data, find the range: 21, 28, 31, 35, 39, 43, 51, 60. 35 37 39****** 40 Pat recorded the weights of the first 10 fish she caught and released at Mirror Lake this season. The weights were 8 lb, 6 lb, 9 lb, 6 lb, 7 lb, 5 lb, 7 lb, 6 lb, 23 lb, and 6 ...
Thursday, March 20, 2014 at 10:08pm

math
Ms. Sue what is the answer to my problem.
Thursday, March 20, 2014 at 10:02pm

Math
The base of a triangle is 6cm greater than the height. The area is 20cm^2. Find the height and the length of the base.
Thursday, March 20, 2014 at 10:00pm

math
P = 2L + 2W P = (2 * 53) + (2 * 29) P = ?
Thursday, March 20, 2014 at 9:59pm

Math
20146/1650=12.21%
Thursday, March 20, 2014 at 9:57pm

Math
How do graph the parent quadratic function on calculator? I need some assistance so I can start my Hw. I have a TI-83 pus calculator
Thursday, March 20, 2014 at 9:57pm

math
If the rectangle is 53 cm on one side and the other side is 29 cm what is the perimeter of the rectangle.
Thursday, March 20, 2014 at 9:56pm

Math
An architect has allocated a rectanglular space of 646ft^2 for a square dining room and a 15ft wide kitchen. Find both the width of the square dining room and the length of the entire rectangular space.
Thursday, March 20, 2014 at 9:55pm

Math
(1/6)(4*9) = 6 square inches It looks like your graph should be 2 by 3 inches.
Thursday, March 20, 2014 at 9:53pm

Math
4. Your article will be featured on the front page of the World section of the newspaper, as well as on-line. The article is to be placed in the shaded section below, which measures 4 inches wide by 9 inches long (not drawn to scale). Your editor has stated that your graph is...
Thursday, March 20, 2014 at 9:47pm

Dont I need more info for this Math problem??
Since the compounding frequency was not given, you'll have to use simple interest. P = Po + Po*r*t P=2,000 + 2000*0.03*4=2000 + 240 = 2240. Always show the Eq before plugging-in the values.
Thursday, March 20, 2014 at 9:47pm

Math
The names, or notes, of all the white keys on a piano are written on pieces of paper and placed in a cup. There are 7 sets of the notes D, E, F, and G and 8 sets of the notes A, B,and C. If a person draws one note out of the cup without looking, what are his or her chances of ...
Thursday, March 20, 2014 at 9:45pm

Math 117b
4567
Thursday, March 20, 2014 at 9:42pm

math
You're welcome.
Thursday, March 20, 2014 at 9:41pm

math
Date US Population Jul 1, 2012 313.85 million Jul 1, 2011 311.59 million Jul 1, 2010 309.35 million Jul 1, 2009 306.77 million Jul 1, 2008 304.09 million Jul 1, 2007 301.23 million Jul 1, 2006 298.38 million Jul 1, 2005 295.52 million Jul 1, 2004 292.81 million Jul 1, 2003 ...
Thursday, March 20, 2014 at 9:33pm

math
proctor exam mat106
Thursday, March 20, 2014 at 9:31pm

math
Come on! Obviously she can't get over $11 in change from a $10 bill.
Thursday, March 20, 2014 at 9:14pm

math
Does that answer make sense to you? What happened to the other 274 bags?
Thursday, March 20, 2014 at 9:12pm

math
Students have to choose one to five topping for their sundaes chocolate syrup,peanuts,whipped crime, sprinkles, and cherries. Assuming all toppings are equality likely to be chosen, what is the probability that a student chooses a Sunday with peanuts only?
Thursday, March 20, 2014 at 9:11pm

Math
87 / 250 = 0.348 = 35% 314 / 7100 = 0.044 = 4% 3/10 = 0.3 = 30% I'll be glad to check your answer for the last problem.
Thursday, March 20, 2014 at 9:08pm

math
I got 11.76?
Thursday, March 20, 2014 at 9:04pm

math
I got $11.76? I am sorry if its wrong because I am not that great in math skills :/
Thursday, March 20, 2014 at 9:03pm

Math
Type Amount Recycled (%) Amount Recycled (in millions of tons) Paper and Paperboard 52.8 45.9 Yard Trimmings 22.2 19.3 Metals 8.6 7.5 Glass 3.7 3.2 Plastics 3.1 2.7 Wood 2.7 2.3 Food waste 1.6 1.4 Other 5.3 4.6 Date US Population Jul 1, 2012 313.85 million Jul 1, 2011 311.59 ...
Thursday, March 20, 2014 at 9:03pm

math
thank you thank you thank you soooooooo much
Thursday, March 20, 2014 at 8:55pm

math
x=2+y y/2=-3+x
Thursday, March 20, 2014 at 8:52pm

Math
1. You want to deliver an article with the most impact and easy reading to the readers; you decide that you need to present the data as percentages. For each of the data statements, though, none of them have percent’s. Convert each statement’s data into a percentage...
Thursday, March 20, 2014 at 8:52pm

math
I'll be glad to check your answer.
Thursday, March 20, 2014 at 8:50pm

math
Divide by 12.
Thursday, March 20, 2014 at 8:49pm

math
What will be the cost of 275 bags of sugar containing 98 pounds each at $0.12 a pound?
Thursday, March 20, 2014 at 8:48pm

math
10 - (1.05 * 6) = ?
Thursday, March 20, 2014 at 8:47pm

math
Mr. Willams recieves an annual salary of $54,000. What is his average monthly salary?
Thursday, March 20, 2014 at 8:47pm

math
Ms. M is buying a 6 pound roast at $1.05 a pound. What will her change be from a ten dollar bill?
Thursday, March 20, 2014 at 8:46pm

math
Yes.
Thursday, March 20, 2014 at 8:46pm

Algebra 1
Hi! I'm doing my math homework, but I got confused. Can someone please help me how to solve simplest radical forms with an example? With square roots?
Thursday, March 20, 2014 at 8:45pm

math
Jorge sees that there are small and large squares in the tile design belo.how many squares are there in all in the design?
Thursday, March 20, 2014 at 8:45pm

math
Nope. Your answer has him earning just over $2.00 an hour.
Thursday, March 20, 2014 at 8:44pm

Math HELP!!!!!!!!
A superhero is trying to leap over a tall building. The function f(x)=-16x^2+200x gives the superheroes height in feet as a function of time. The building is 612 feet high. Will the superhero make it over the building? Explain.
Thursday, March 20, 2014 at 8:42pm

math
(90 / 36) * 1.88 = ?
Thursday, March 20, 2014 at 8:37pm

math
(1000 / 25) * 2.25 = ?
Thursday, March 20, 2014 at 8:35pm

MATH HELP
In desperate need of help! solve by factoring. 1. x^2=-25+10x 2. 2x^2+9x=5 3. The length of a square is 4x-3. Find the area in terms of x.
Thursday, March 20, 2014 at 8:34pm

Math- please help!!!
please help me solve these problems! Thank you! 1. Simplify: (3p^5)(5p^2)+(7p^3)(2p^4) 2. Simplify: (6x^2-2xy+3y^2)-(4x^2-xy-y^2)
Thursday, March 20, 2014 at 8:34pm

math
this number is less then200. the ones digit is 5 less then 10. the tens digit is 2 more then the ones digit. what is the number?
Thursday, March 20, 2014 at 8:32pm

math
Jeff is repairing his sleeping tent. After measuring he find he needs 90 inches of new canvas. What will it cost at $1.88 a yard?
Thursday, March 20, 2014 at 8:27pm

math
William helped his father pack 1000 tomato plants. He put 25 plants in a box. They sold them for $2.25 a box. How much did they recieve for the plants?
Thursday, March 20, 2014 at 8:26pm

math
so 7134 divided by 82 should be 7200 divided by 80
Thursday, March 20, 2014 at 8:25pm

math
So Mr. White earns $95.58?
Thursday, March 20, 2014 at 8:23pm

math
Divide. 8.1 / 6 = ?
Thursday, March 20, 2014 at 8:18pm

math
Multiply: 23.6 * 40.5 = ?
Thursday, March 20, 2014 at 8:17pm

math
I paid $8.10 for a 6 pound roast. How much a pound did I pay?
Thursday, March 20, 2014 at 8:12pm

math word problem
Need help setting this up! A corner store has 54 pieces of candy. The number of gumdrops is six less than two times the number of jawbreakers. The number of lollipops is four more than the number of jawbreakers. How many each type of candy?
Thursday, March 20, 2014 at 8:12pm

math
Mr. white, a carpenter, has worked 40 1/2 hours jn repairing a house. At $23.60 an hour, how much has he earned?
Thursday, March 20, 2014 at 8:11pm

math
I multiplied 7 * 3,000 and then added 1,000.
Thursday, March 20, 2014 at 7:58pm

math
I'd have divided 42,000 by 6 since 6 * 7 is 42.
Thursday, March 20, 2014 at 7:55pm

math
+i think i got it i should divide 4000 by 10 am i correct
Thursday, March 20, 2014 at 7:48pm

math
how did you get 22,000
Thursday, March 20, 2014 at 7:43pm

Math Help
could someone please give me an example not an example using coins, marbles, spinner, like something different that would explain the difference b/w theoretical and experimental probability. And please explain.
Thursday, March 20, 2014 at 7:42pm

math
i rounded 4312 to 4000 then i divided by 6 is that correct
Thursday, March 20, 2014 at 7:40pm

Math Help
in probability why are tree diagrams more useful than to use tables ?? please explain to me in a paragraph so i understand completely and could you please show me an example where i would have to use the tree diagram, and why i couldnt use a table???
Thursday, March 20, 2014 at 7:40pm

math
Both are close. However, with practice, you should be able to come closer.
Thursday, March 20, 2014 at 7:37pm

math
What is the product of (m^2-2m+7)(3m+6) please solve how u did it ??
Thursday, March 20, 2014 at 7:37pm

Math
A superhero is trying to leap over a tall building. The function f(x)=-16x^2+200x gives the superheroes height in feet as a function of time. The building is 612 feet high. Will the superhero make it over the building? Explain.
Thursday, March 20, 2014 at 7:36pm

math
666 and 87
Thursday, March 20, 2014 at 7:33pm

math
It's your turn now. What are your estimates?
Thursday, March 20, 2014 at 7:29pm

math
the radius of a circle is 7n-21 inches. find the circunference of the circle in terms of N. Use 22/7 as an approximation for pi
Thursday, March 20, 2014 at 7:27pm

math
estimate the value of a)4312 divided by 6 and b) 7134 divided by 82
Thursday, March 20, 2014 at 7:23pm

Math
5000 * 60 = 300,000
Thursday, March 20, 2014 at 7:12pm

Math
estimate 4825 x 63
Thursday, March 20, 2014 at 7:00pm

Math check (:
You're welcome, Luna.
Thursday, March 20, 2014 at 7:00pm

Math check (:
thank you Ms.Sue!
Thursday, March 20, 2014 at 6:59pm

Math check (:
It's right.
Thursday, March 20, 2014 at 6:55pm

Math check (:
find the volume of the cone with a radius of 6in. and a height of 11in. MY ANSWER: 415 in^3 (Is it right?) thank you in advance!
Thursday, March 20, 2014 at 6:46pm

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