Math/Physics
214,834 results, page 74

Math
again, i am in desperate need for checked answers on my math questions 
Math
How do I explain "make a 10" to my 2nd grade son for his math homework? 
3rd grade math
How can you use mental math to multiply 800 x 5? 
Math Grade 2
tell how you uesd mental math to find the difference 
math
what is it called in math when u have an equation like a+b=c and u are solving for b so you change it to b=ca? 
math
How does exponents work? Is it ust multiplication...please help me i am in grade 7 math 
math
Okay,whenever I ask jiska for math help.. or any help I ALWAYS get those questions wrong . 
Math
I am looking for rebus words for math vocabulary. Does anyone have any ideas? 
math
how to make a math problem of 8in long + 6in around 
math
what is the correct order of operations for calculations of basic math problems? 
math
if john received an A on three of the last four math quizzes. what is the ratio. 
^th grade math,
using mental math and distributive property solve: 25(12) 
advanced math
Math the equation a single logarithm. Express as factors. ln(x/(x1))+ln((x+1)/(x))ln(x^21) 
ANY LINKS FOR THIS ?? MATH
Essential Math 7  Unit Rates and Ratios of Fractions 
math
(Math+lice)+ (equations+R+P Square)= Decimal_______ I don't have a clue How to do this 
Math
what is the ratio of 4 engines to 18 box cars....trying to help my son in math??? 
math
What are the answers to the middle school math with pizzazz book e page 29? 
MATH MATH
how can you tell if an equal share is more than one whole? 
Math
How long is the peanut to the nearest 1 and a half inch.don callejon math 
math
Please !!!! What can i write a letter about my math best teacher ..??? 
Math
Could I please get another example of a math problem like the one I did below? 2(x  14) + 3 = 7x + 5 
Math
I need help on a math question. can someone walk me through the process? 12 + 4m = 24 
math
how do i work this problem 8x25x23 using subtraction in mental math 
math
math question from applications of the derivatives. maths formula: V = 4/3(pi)r^3 dV = 4(pi)(3r^2) = 4(pi)r^2 But I don't understanding that how to get (3r^2) ? 
Math
My math problem is combining like terms then simply. 3 3 6b  2b + 2b + 2b b Answer is (b) 
Math
Math question is combining like terms then simplify. 3 3 6b  2b+2b+2b b 3 My answer is 4b b 
Math
I can't figure out how to solve this math problem, please help. 1.4 divided by 36.96 
Math
My math question is, write 0.67 in simplest form. My answer is 20/40 am I correct. 
Math
My math question is to write 5.6 in simplest form. My answer is 5 2/5 am I correct. Thanks 
math
What doea,the c mean when the math problem is 8c = how many pints? I tried 1 2 4 and 16 but don't know what to look for. 
Math
What is the product of 3 2/3 and 14 2/5? A. 54 B. 52 4/5 C. 42 4/5 D. 52 4/15 I did the math and got 42 4/15 what did i do wrong? If i had to guess id say its c or d ): 
math
help me in extended book of math I GCSE on page 57 exercise 7 in grade 10. 
Math
Can someone give me the answers to the U6 math test? For 6th grade? 
English
1. It is great fun to draw cartoons. 2. It is complicated to study math. 3. It is dangerous to ride a bike on the street. 4. it is useful to study math. 5. It is good to play the guitar. 6. It is amusing to play the guitar. 7. It is difficult to study math. (What do you think ... 
Physics/Math
A certain string can withstand a maximum tension of 43 N without breaking. A child ties a 0.37 kg stone to one end and, holding the other end, whirls the stone in a vertical circle of radius 0.91 m, slowly increasing the speed until the string breaks. Where is the stone on its... 
Physics
Ammeter 1 reads 0.20 A. a. What should ammeter 3 indicate? b. What should ammeter 4 indicate? Given: RA = 22OHM RB = 13OHM A1 = 0.20 A Ammeter 2 reads 0.15A. a. Find the voltage across the 22ohm resistor? b. Find the voltage across the 15ohm resistor? c. What is the ... 
Math
Math problem: If one of the triangle's is 130%. How do I figure out the rest of the angles? 
math
help me i am stcuk on my math, my teacher told me to convert this to a fraction and they wont help me please show me how!!!!!! 5.3 = 
math
Is anyone familar with Sharon Wells Math? How do you solve a word problem using their program? 
Math Symbols
What does ^ mean in math? I see people writing it as a symbol on this site often! Thanks! 
math
Hello, I need help with this math problem 4+3/3 + 5+1/5 its a fractions question how do I figure out the answer, thanks 
Math
I need help unscrambling these math words: dlrcaai tteiuqon sigeetnr eeianrdmr eoiatronp 
math
i don't understand how to do: SLOPE INTERCEPT FORM for example: y= 2x+ 5 help!!!! i have a math test tomorow 
MATH
I need a good studying website for math 8. The book I have is mathlinks 8. please help :) 
Math 213 Elementary Math
Use the definition of less than to show each of the following: a. 2 < 4 b. 3 < 100 c. 0 < 3 
math
Accoring to math teachers, what did the acorn say when it grew up? there is ten questions and 15 boxes 
3rd grade Math
Writing in Math  How can estimating help you add twodigit numbers? 
MATH Introduction to Math Skills and Strategies
Write the algebraic expression for: Eight more than a number 
MATH Introduction to Math Skills and Strategies
Evaluate when x+y/3 when x=17 and y=4 sorry had to repost the question thank you 
Math
1st grade math worksheet says Write some names for 12, what does this mean? 
math
i need to unscrmble th word enitmelgens its som math term HHHHEEEELLLLPPP!!!!!!!!!!!!!!!!! please:) 
math
i'm having trouble with this math equation 5/2x^21/2^4 (need to find greatest common factor) 
math
use mental math to find each value 5% rebate on a $150 cell phones 
math
What Is the ture math relationship using the numbers 1,1,1,10,7,8 ,5 to make it 1 or equal to one in fractions? 
math
Would you use mental math to solve 2984+1997+406? Explain? 
math
need help for a school math project:adjusting a recipe amounts using fractions 
math
would you use mental math to solve 2984+1997+406? explain 
Math
¾ of 28 = 21 what type of math problem is this? I was observing a teacher teach this but never stated what this was called. 
math
I need help with the math textbook stretching and Shrinking page 89, questions 33 and 34. THANK YOU TO WHOEVER HELPS ME :D 
math
i have math and my teacher wrote 26,397 and want's me to write the number in expanded form. how do i do it? 
math
How do I factor nontraditional math problems that contain symbols? The examples given were: $q + $8  $~ and 7*  x* + 2*. 
Math
I'm trying to figure out a Math pizzazz worksheet. I can't get the answer to question #3 on page E38E 
Math
Hi,Ms.Sue again. I was wondering if you could help me with my math? Solve for . Show all work. (3 points) 1/5 (2x10)+ 4x = 3 (1/5x+4) 
math
can someone give me the answers to the math lesson 17 measurement unit test? please. 
math REALLY NEED SOME HELP
question 10 on unit math review find the are....its hard! 
Math
Simplify 2(x+2)+4x10x. I do not understand how to do this problem and we did not go over simplifying in math class. Please help. 
Math
I scored 3031 on my math performance series scantron test...is that a good score? 
MATH
MY MATH PROBLEM SAID FOR ME TO CHANGE 3/4 INTO A DECIMAL. MY ANSWER IS 0.336 AM i CORRECT. 
Math
How many different arrangements can be made with the letters from the word MATH? 12 24 < I think. 106 1,210 
Math
Could someone help? Its on connections math test unit 6 lesson 7 14x2+4+3x12x23+11x 
math
can someone help me with lesson 5 unit 3 math “finding the area of composite figures” practice? 
MATHhelp
I have math questions to do, but since my class and I share the math text books with this other class, we are not allowed to bring them home. So I decided to go onto the site : h t t p : // highered . mcgrawhill . com /sites/0070002479/information_center_view0/sample_material... 
Math
I am a parent trying help my son, who has trouble understanding and remembering how to work his math. I never had this math, so it is hard for me to explain it. If I see it worked out. Then I can explain it, (I Think) here is the problems. A ball is tossed into the air and it ... 
Physics please clarify
A charge of 3.00 µC is fixed at the center of a compass. Two additional charges are fixed on the circle of the compass (radius = 0.135 m). The charges on the circle are 3.20 µC at the position due north and +5.00 µC at the position due east. What is the magnitude and ... 
physics
A firefighter at streetlevel, 55.0 m away from a burning building, directs a stream of water from a fire hose at an angle of 35.0° above the horizontal. If the speed of the stream is 50.0 m/s, at what height will the stream of water strike the building? I started by finding ... 
Math
There are 25 computers in a math lab. There are 6 activity booklet for very 2 computers in the math lab. How many activity booklets are in the math lab? 
Math/Physics
Thanks in advance, these problems have been stumping me. Please include answers though, I have tried to work it out, but need answers to see where I am going wrong/where I need to go. 1. Determine all solutions for X^4+23i 2. Forces of 60 and 100 pounds have a resultant force... 
Physics
Simple Harmonic Motion With the equation x=Acos(2 pi f) t why and how does f affect x This is really urgent! Thanx for any help! frequency determines how rapidly x oscillates. 
physics
If you cover your home thermostat with a blanket, will it make the house hotter or colder, or have some other effect? 
Physics
The sum of 2 vectors is the smallest when the angle between them is : a) 0 b) 45 c) 90 d) 180 d) i believe is the correct answer but i'm not sure exactly. Thanks in advance for your help. 
physics
An airplane lands and starts down the runway at a southwest velocity of 41 m/s. What constant acceleration allows it to come to a stop in 1.3 km? 
physics
The path of a projectile fired at a 30 degree angle to the horizontal is best described as 1.parabolic 2.linear 3.circular 4.hyperbolic 
physics
What average force is required to stop an 1100kg car in 8.0 s if it is traveling at 95 km/h? i got the answer to be 13062.5 N. i don't think that's right... 
AP Physics<<help
A 1.7 kg bundle starts up a 30 degree inlcine with 105 J of Kinetic Eneergy, How far will it slide up in the plane if the coefficient of friction is .3 ? 
Physics
A,B,C,D are four charges placed at each corner of a square, with A= 6.00 mC , B=6.00 mC, C=6.00 mC and D=6.00 mC.ALso AB=BC=CD=DA=0.100 m.Determine the magnitude and direction of force on each charge. 
physics
How close must two electrons be if the electric force between them is equal to the weight of either at the earth's surface? 
physics
a 1200kg automobile travels at a speed of 90km/h (a)what is the kinetic energy? (b) what is the net work that would be required to bring it to a stop? 
Physics
How long does it take a 19 kW steam engine to do 6.8x10^7 of work? I have no idea how to solve this... Would someone please help? 
physics
what is the formula for finding the magnitude of average acceleration simplified into length, velocity, time, and delta units? 
Physics
Find the orbital velocity of a satellite orbiting 1800km above sea level in meters per second? 
Physics
A ball falling from rest is located 45 m below its starting point 3.0 s later. Assuming that its acceleration is uniform, what is its value? 
Physics
heyy, we need help finding links on the internet that provide you with simple questions based on dimensions and dimensional analysis. 
Physics
How long would it take for a beam of light to travel around the earth in an ideal fiberoptic cable? 
Physics
By how much shoould a pair of light rays from a common source differ in length to produce destructive interference? 
Physics
What is the color of all the visible light frequencies mixed together equally? I would think white. Is that right? 
Physics
If U238 splits into two even pieces, and each piece emits an alpha particle, what elements are produced? 
Physics
According to special relativity, the momentum (mv) of an object at relativistic speed is actually: more, less or no different than if it were at rest 
physics
What constant net force is required to bring a 1500 kg car to rest from a speed of 100 km/h within a distance of 55 m? 
Physics
What is the shortes possible time in which a bacterium could travel a distance of 8.4 cm across a Petri dish at a constant speed of 3.5mm/s? 
Physics
What is the gravitational field strength at a place 220km above Earth's surface, the altitude of many piloted space flights?