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Posts by deb

Total # Posts: 371

Math
Simplify by removing factors of 1 9w-36/4-w What is the simplified form?

calculus/physics
A force of 10 pounds stretches a spring 2 inches. Find the work done in stretching this spring 3 inches beyond its natural length

physics
So I need to multiply by 10 not e? Is that right? So the answer should be 7.32e26

physics
I came out with 1.99e26 and I got it wrong. What is the point of multiplying by e?

physics
How many coulombs of positive charge are in 3.8 mol of O2 gas?

physics
A double-slit interference pattern is created by two narrow slits spaced 0.21 mm apart. The distance between the first and the fifth minimum on a screen 55 cm behind the slits is 6 mm. What is the wavelength of the light used in this experiment? Having trouble setting this up...

physics
A double-slit interference pattern is created by two narrow slits spaced 0.21 mm apart. The distance between the first and the fifth minimum on a screen 55 cm behind the slits is 6 mm. What is the wavelength of the light used in this experiment? Having trouble setting this up...

5th grade math
950 + 550 does not equal 2000. try an equation set equal to 2000 and go from there

physics
ok, so I came out with 293.3N...what am I doing wrong???

physics
The lowest note on a grand piano has a frequency of 28.1 Hz. The entire string is 2.00 m long and has a mass of 440 g The vibrating section of the string is 1.90 m long. What tension is needed to tune this string properly?

physics
Thank you so very much Damon!

physics
A 121 cm-long, 3 g string oscillates in its m = 3 mode with a frequency of 154 Hz and a maximum amplitude of 5.0 mm. What are the wavelength and the tension in the string?

physics
Half the wavelength is .325 but I am not getting the right answer

physics
a standing wave oscillating at 115 Hz on a string. The distance d between the two walls equals 65 cm. What is the wave speed?

History Thesis....
can anyone help me is this a good thesis if not what can I change I am lost.... Harold Grey’s Little Orphan Annie comic strip provided a message that helped people get through the Great Depression, it is suggested that this comic strip provided America with understanding ...

Math
Explain how a child who has not yet developed base-ten concepts understands quantities as large as say 85. Contrast this with a child who understands these same quantities in terms of base-ten groupings.

physic
Vertical T = force of burgular Find inclined tension using Ay = A*sin(theta) Find horizontal tension using Pythag: A^2 = Ay^2 + Ax^2 Ax is the horizontal tension

physics
I need to make a holder for a raw egg out of straws so when it is dropped from 8 feet. it will not break I need design ideas.

Calculus
limit of ((1/x) - (1/|x|) as x approaches x from the left side. i have no idea how to approach this problem.

punctuation and capitalization
When preparing a formal business presentation, what phase can make or break your report?

adult education
What is a predicate adjective and how is it used correctly?

History
Thank you!!!!

History
What was the "romantic impuse" and what did it mean for American culture? Just point me in the right direction please?

American History
How did the American population change between 1820 and 1860? What were some of the responses of Americans to these changes? Please just point me in the right direction. I've "googled" and haven't found much help.

math
Can you please explain how to put the following fractions in order from Least to Greatest? Thank you 3/10, 2/5, 1/4, 1/2

math
please tell me if this is correct: 1/4 + 4/5= 1 1/20 and 5/9+5/6= 1 7/18 thank you

math
thanks!

math
Please tell me if this is correct 90mm=900cm and 1400mm=14,000cm

math
Compare fractions-write in order least to greatest. My daughter wrote them incorrectly at first, then we found what the answer should be, but can you explain to her why the answers are what they are. Thank you. 1. 2/5, 1/10, 3/20 answer----1/10, 3/20, 2/5 2. 1/3, 3/8, 2/9 ...

math
Compare fractions-write in order least to greatest. My daughter wrote them incorrectly at first, then we found what the answer should be, but can you explain to her why the answers are what they are. Thank you. 1. 2/5, 1/10, 3/20 answer----1/10, 3/20, 2/5 2. 1/3, 3/8, 2/9 ...

MATH
Excellent, thank you!

MATH
1. 10 2. 10 3. 2/5 of 10= 4 4. 2/7 of 28= 8

MATH
MULTIPLICATION OF WHOLE #'S BY FRACTIONS. FIND EACH PRODUCT: 1. 1/2 OF 20 IS ? 2. 2/3 OF 15 IS ? 3. FIND TWO-FIFTHS OF TEN ? 4. FIND TWO SEVENTHS OF 28? THANK YOU!

math
Oh I'm sorry, just trying to be quick. Her answers are as follows: A. 3 B. 9/16 C. 9 and 3 Thank you.

math
MULTIPLICATION OF WHOLE NUMBERS BY FRACTIONS: TO FIND 3/4 OF 12... A. 1/4 OF 12 IS ? B. 3/4 IS 3 TIMES AS MUCH AS ? C. 3X3= ? SO 3/4 OF 12 IS? MY DAUGHTER WROTE HER ANSWERS, BUT I WANT TO BE SURE THEY ARE CORRECT. THANKS.

math
are 2/3 and 3/4 equivalent fractions?

HRM 240
yes, I mean personal questions

HRM 240
why would a company want to take out the personal effects on an interview?

HRM 240
has anyone ever heard of or experience a Real Job Preview (RJP)?

Math-help please
My daughter is doing 5th grade math division. Her teacher has shown her a different way to divide these days. I know the answer I get (the old way), but can you tell me how you get the answer for 233 divided by 29. They have her "Xing" out the last 3 in 233 and ...

BEH 225
What are some of the advantages and/or disadvantages of Freud's studies? What are some specifics areas?

BEH 225
What areas of psychology gained a positive outcome from the discovery or use of some of the psychological medications used and why?

Hrm 240 wk1 ckpt
how do large firms and small firms could utilize change management concepts to meet growing technology demands. Provide one example for a large company and one example for a small company of necessary changes resulting from these growing technology demands. i do not know ...

BEH WK 1 ckpt
I have no idea of how to start

BEH WK 1 ckpt
A psychologist is planning to conduct a study that would examine pathological liars and the quality of their romantic relationships. You have been asked to provide the psychologist with a recommendation for which research method should be used to gather data on the ...

Math 115 16
I just don't get it Simplify (-1/2) (4/3) (-6)

Math 115 9
Find the missing length of the right triangle. I have 7 and 24

Math 115 17
so -9 is correct?

Math 115 17
how do I simplify (-3)^3 - (-8)(-2)

Math 115 18
Find the best buy for tomato juice: (a) 8 oz. for $0.37 (b) 1 pt 10 oz for $1.19 (c) 1 qt 14 oz for $1.99

Math 115 23
Multiply 3 1/6 X 2 9/11 X 4 6/17. Write your answer in simplest form.?

Math 115 8
so my answer is 99

Math 115 8
m ‡˜ A = 81 Find the supplement of ‡˜ A. those are angle signs.

Math 115 6
Evaluate. 128 ÷(5^2 + 7) 128÷ (25 + 7) = 128 ÷32 = 4 correct?

Math 115 5
so I multiply..and my answer is squared?

Math 115 5
If the base of a parallelogram is 4 1/2 in. and its height is 5 1/3 in., what is its area?

math
Thank you, just to be sure I'm doing it correctly, 48.764 ---rounding to the nearest hundredth is 48.76 ? And 0.809 to the nearest hundredth is 0.81 ?

math
Can you show me how to round 3.472 and 15.197 to the nearest hundredths. Thanks.

Math 115 CAP
i don't know what they mean by mechanisms

Math 115 CAP
Describe some coping mechanisms developed in MAT 115 that can be used for another math course.

Math 115 15 & 16
#1. 10-15/(3)(6)-12 #2. 11-15/(6)(4)-18 this is what i come up with #1 -4/24-18=-4/6 #2 -5/18-12=-5/6

Math 115 25
the way the problem was originally written is the way it is presented to me. The only parentheses are the ones in the denominator around the 5's

Math 115 25
what do u mean this is what i come up with: -2 ÷ -5 = .4

Math 115 25
Perform the indicated operation 17-19 ÷ (5)(5) -30

Math 115 17
Simplify: -5.4 + (-2.1) + (-3.5) -5.4 +-5.6 =11.0 correct?

Math 115 15
sorry..that is the way it was presented to me

Math 115 15
Perform the indicated operation. 10-15 ÷ (3)(6) -12

Math 115 12
so my answer is: 7/1 and 1/21 correct

Math 115 12
sorry i don't understand

Math 115 12
Find the reciprocal of (-1/7) (21)

Math 115 24
Simplify: -5^3 -3 -125 -3 = 122 correct?

Math 115 23
Multiply (1)(–6)(–2). 1 x -12 = -12 correct?

Math 115 # 19
Yes..I will do it again

Math 115 # 19
The following information shows a relationship between the speed of a certain car over a 100-mi test trip and the gas mileage obtained: Speed 40 45 50 55 60 gas millage 35 33 28 25 22 Use this information to make a line graph and then predict the gas mileage associated with a ...

Math 115 #20
thanks

Math 115 #20
Label each statement as true or false a. All integers are real numbers. b. All negative integers are whole numbers. c. Zero is neither positive nor negative. d. All integers are whole numbers. I think all answera are TRUE am I correct

Math 115 3
do I change the mixed number with a common denminator or just the fradction part first? 4 1/3 = 13/3 =78/18 3 1/9 = 28/9 =56/18 2 1/2 = 5/2 =45/18 78/18 -56/18 + 45/18 =67/18 =3 13/18

Math 115 3
don't remember how to do any of this Have no idea of what #3 is

Math 115 3
#1 2/3 - 1/6 + 5/9 #2 4 1/3 - 3 1/9 + 2 1/2 #3 Find the five-number summary of the following set of numbers. (Show the work and label your answers.) 335, 234, 187, 394, 237, 452, 300, 201, 303

Math 115 1
thanks

Math 115 1
so my answer is 10.8 There were no instructions by instructor

Math 115 1
I did and get 10.8 so do I round it to 11

Math 115 1
Find the mean of the following set of numbers. 10, 8, 10, 12, 14

Math 115
in the demonitor, why did you put 2/2 in ().. the denominator is 2-2/(-2)

Math 115
why wouldn't it be 4 -3 +1 =2? the denominator is: 2-2 DIVISION SIGN (-2)

Math 115
the denominator is: 2-2 ÷ (-2) here is the problem again: 4 - (-3) +1 ______________ 2 -2 ÷ (-2) thanks for any help

Math 115
4 - (-) + 1 ____________ 2 - 2 ÷ (2) I have asked for help with this and Ms Sue said is was not able to be solved. Here is what my instruscot says: Debbie, it definitely has an answer. Be careful with your signs and remember that in the denominator you will do the ...

Math 115
so why wouldn't the answer be 2 over 0

Math 115
i will give it a shot 1 + 1 =2 ______________ -2 = 1

Math 115
Still need help with these 2 problems 16 ÷ (-2) * (-4) OVER 2^3 + 4 4 - (-3) +1 OVER 2-2 ÷ (-2)

Math 115 9.5 58
they are 2 separate problems

Math 115 9.5 58
16 ÷ (-2) * (-4) OVER 2^3 + 4 4 - (-3) +1 OVER 2-2 ÷ (-2)

math
how do you write in decimal form, five and fourteen thousandths?

math
thanks for your help, can anyone else cofirm?

math
how do you graph 0.04 on a grid sheet with counting squares in the hundreths? Would it be the first 4 blocks colored in? _____________________ x_____________________ x_____________________ x____________________ x____________________ _____________________ Same thing on a ...

8th grade
what are the pros and cons of industry

Math 115
16÷(-2)x 4 OVER 2^3 +4 I have no idea of how to do this

Math 115 9.5 #58
I still have no idea of what I am doing with it. Can you help

Math 115 9.5 #58
there are () around the (-2) then X (-4) on the first line no () on the second line at all Does that help

Math 115 9.5 #58
This is a fraction I think 16/(-2)x 4 OVER 2^3 +4 I am really lost

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