# Math/Physics

215,876 results, page 97
1. ## Math

Can you drop your email for my math question?Its on Google classroom and it has a picture that does not copy onto jiskha's homework help
2. ## Math

Hi I am not good with math. Please tell me how to differentiate mixed numbers, order of operation,subtraction, divide and multiplication etc. Thanks!
3. ## Math

I'm TOTALLY stuck on my math!!! How do I find the unit rate of \$11.49 for 3 packages?? I have to round to the nearest hundredth if necessary.... :)

5. ## Math

what is the supplement of the complement of an angle measuring 52 degrees? i dont fully understand this question or how to do the math on it.
6. ## Math

Can you use the numbers 1 - 9, along with any math symbols and operations, to arrive at the answer of 100 when the 6 and 9 have a negative sign in front of them?
7. ## Math

Show all work solve the Math: Polynomial inequality and express the solution in set notation. 2t^2 - 3 < or = to t
8. ## math

I am doing 4th grade number sense are there any cool math tricks or short cuts that would be good for me to know.
9. ## math

hi... we are studying the different types of descrete math...and i need to write about the rabbits reproducing problem... i need information on how the numbers go 1,1,2,3,5,8...
10. ## math

have a question in math (( distance between two points )) show that C(-5,-1)is the midpoint of the line segment joining A(-2,5) and B(-8,-7) please in detales .. thank u
11. ## Math

I need help on one of my math questions. 7. A coin is flipped, and a number cube is rolled. What is P(T, then odd)? (1 point) 1/4 1/12 1/6 Help plz.
12. ## Math - please elaborate

can someone please further explain my question on? it's just a farther bit down. The subject is "Math - help really needed" I think I almost got the answer, but I'm not sure where to go from there. really appreaite all the help so far as well; thank you.
13. ## math

what is a median using math what graph do you use when your listing peoples favorite sport and height how many types of grapha are there please name all
14. ## math

Describe a situation this week when you used math to solve a problem involving data, graphs and statistics.
15. ## Math

I'm trying to decide what math course to take next year. How do Statistics and Trigonometry compare in difficulty? Which is more helpful for the SAT's? THank you for your explanations.
16. ## Math

my daughter is working on a math problem called factor capture have any idea as to the rules for understanding it
17. ## Math

Helping grandson with math. I would like to know how to do it before he does. "How many different rectangles can be made with a perimeter of 20 units? (Remember, a square is also a rectangle.)"
18. ## math

I just finished doing my math study guide for a test and there is one question that I don't know how to do. It is: f(x)=5-2x and g(x)=x^2=7x, find each value. a. g(3) b. f(2)+g(-1) c g(2x) I do not understand this at all, could someone explain this to me?
19. ## Math

Help plz I got a new Math problem that said this " Which letter has two obtuce angles? " ( My sis is " smartybrat" ) if you can answer it go by "Maddy .H."
20. ## math intergers and algebraic exressions

hi mrs sue how are you i need help with my math unit test i really need help what is the solution to -55+q=7 my answer is a
21. ## math

have a question in math (( distance between two points )) show that C(-5,-1)is the midpoint of the line segment joining A(-2,5) and B(-8,-7) please in detales .. thank u
22. ## math

Page 114 of pizzazz math has got me clueless. None of the problems make since and my homewrok is due tomorrow. Please help me!!!!
23. ## Math

Which of the following could be a coterminal angle for -5pi/4? 19pi/4 7pi/4 -17pi/4 -25pi/4 I've done my math twice, but I can't seem to get the right answer:( pls help?
24. ## Math

Mike scored 85, 88, 87, 93, 95, 92, and 83 on his math tests. What is the least he can score on the next test if he wants to maintain a 90 average? PLZ HELP ME!!!!!!!! I'm so confused
25. ## 3rd grade math hw help!

Hell All, Please help my son with his Math fraction. He needs to put the below fractions in ordedr from least to greatest. 1) 2/4, 2/3, 2/7, 2/5 2) 1/2, 6/7, 5/7, 1/10 3) 1/2, 6/7, 1/12, 2/3, 11/12, 1/6, 1/3, 1/4, 4/5 Please help!!! Thanks.
26. ## Math

My son's math homework asks him to find each product by factoring the tens. 6 x 2, 6 x 20 and 60 x 20. There is no explaination in the book..can you help?

Express the fractions 1/2, 3/16, and 7/8 with an LCD. A. 1/4, 3/4, 7/4 B. 1/32, 3/32, 7/32 C. 4/8, 6/8, 14/8 D. 8/16, 3/16, 14/16 I think its b, but im really bad at math. can someone please help me out? I have to finish this by 12:15 so I can be on time
28. ## math

whats th eanswer to the math page. why do elephants have ivory tusks? and the answer to what can you use to tie up a spaceship?
29. ## Math

My daughter has a math paper that asks to make a stem-and-leaf plot of data. I have no idea what this is!
30. ## math

i've got a question in my math its wanting to know why is the 1 called the multiplicative identity
31. ## Math

Need help with the below math please tell how you could use a number line to determine which of two numbers is greater.

33. ## math math

How do you write the solution to represent the point if intersection?
34. ## Math

unscramble the letters UEEMTTRARR to make a math word
35. ## math

this is not about math but i am from connexus too and the teachers only care about our grades i am a 7 th grader
36. ## Math

Can someone give me the answers to the U6 math test? For 6th grade?
37. ## Math Symbols

What does ^ mean in math? I see people writing it as a symbol on this site often! Thanks!

40. ## math

examples of role play in math with dialogues and characters
41. ## math

i really need help in math. im just in 6 grader and i don't understand this' 24x - 10 = 18x - 4

tell how you uesd mental math to find the difference
43. ## math

use mental math and the distributive property to simplify 25(-99)and 19x21
44. ## math

How did your past experiences affect your attitudes toward math in general?
45. ## math

how do i work this problem 8x25x23 using subtraction in mental math

47. ## 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
48. ## math

Given the proportion 3x+2y/7=2x+3y/8, determine the value of xy^2-x^2y/x^3+y^3 This is what I got so far... 3x+2y/7=2x+3y/8=k 3x+2y=7k 2x+3y=8k And that's where I'm stuck at solving this math question.
49. ## math(new)

i need a diagram to show me this new math and how it works. i am not understanding the concept
50. ## math

how to make a math problem of 8in long + 6in around

How can you use mental math to multiply 800 x 5?
52. ## Geometry

Quadrilateral MATH is a parallelogram. The perimeter of MATH is _____.
53. ## math 1A

hey im having trouble with these math problem . if a=2 and d=7 6d-3a =? how do you solve and get the answer ?

55. ## math

Hi i need one more example of this algebraic expression please. and explain please. Fig# Value 1 0 2 1 3 8 4 27 Math-Nick
56. ## MATH

Evaluate: 7 + (-9) + (-5) + 6 A) 17 B) -1 C) 9 Okay.. I am having a brain fart! Do you do the math in the parenthesis first? If so, the answer would be A> 17? Please help!!
57. ## Math

What is "mental math" and give examples. 4th grade
58. ## math

Please help me I am confused on this math problem. solve. y/8-8/y=0 what are the solutions? Wouldn't they be 0?
59. ## Math

can you tell me how to do the math? Post a specific question and tell us what you don't understand about it.
60. ## Math

You have used tables, equations, and graphs for math. When would you use each representation. explain
61. ## Math

What are equal intervals? I have a math question that deals with them but I don't what they are.
62. ## math

i have a math problem that say i have to divide 84 and 14 it and it equaled 51 then the book asked what does it tell me about 14 and 84
63. ## math

I need help solving this math problem I am so lost when it comes to these problems. Which is the difference of 25 1/8 - 12 3/4
64. ## math REALLY NEED SOME HELP

question 10 on unit math review find the are....its hard!
65. ## math

using mental math and distributive property solve: 25(12)
67. ## Math

In my math book I got a question saying 1\5 times 8/9. My answer is 1\5 am I correct.THANKS
68. ## math

use propertise and mental math to find the value. 19+(28+21) 3 times 270 (86+27)+3
69. ## Math

Evaluate the expression using mental math. Justify each of your steps. 1) 4(19)(-25) 2) 17+32+23
70. ## math b

is there a web site to help with math b i don't understand angles
71. ## Math

what is the ratio of 4 engines to 18 box cars....trying to help my son in math???
72. ## 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
73. ## Math

1st grade math worksheet says Write some names for 12, what does this mean?
74. ## Math

what is the total width of 21 math books that are .78 centimeters thick
75. ## math

vina has the following grades in math 88,85,89,95 and 91.What must be her sixth grade if she wants to get an average of 90?
76. ## Math

Math question is combining like terms then simplify. 3 3 6b - 2b+2b+2b -b 3 My answer is 4b -b
77. ## math

Find the slope of 0,0 3,5 please help i stink at math rise = 3 run = 5
78. ## Math

the math problem is 8 3/5 divided by 1 2/3 =5 4/25 how do you answer with bar models
79. ## math

wat is dilation in math during moving or changing a figure
80. ## To Reiny, math helper

can you look at my post, its just 4 math terms I need to figure out, please help
81. ## Math

I need help with the below math problem. I have to write out the steps to show the answer. 2(x - 14) + 3 = 7x + 5

ok I need help with this math question and will need help with a few others after this one is answered. -8=y/4 <-- Y over 4 i think Y = 2 but idk help me
83. ## math

what does term "factor each expression" mean in 8th grade math?
84. ## Math

How do you get the big number on a runaway math puzzle worksheet
85. ## math -discrete math

Calculate P({{x}})x P(P({{{x}}})) Find the power set.
86. ## math

How do I factor non-traditional math problems that contain symbols? The examples given were: \$q + \$8 - \$~ and 7* - x* + 2*.
87. ## math

i need to unscramble these math words icarlafto untoegrnc enitmelgen
88. ## Math

My math problem is combining like terms then simply. 3 3 6b - 2b + 2b + 2b -b Answer is (b)
89. ## Math!~Algebra

Issues with these 2 math problems and no examples in the book. S^8/S^5 -4x^3+9x^2-6x-1
90. ## math

How could constructivism be used in an integrated approach to teaching science and math?
91. ## Physics

Hi guys, Im a bit stumped on how to solve an online physics homework problem and it's really bothering me. I have no idea how to come up with the angles or even attempt the problem and neither do my friends. We'd all really appreciate it if someone could

Please tell me where i went wrong. During an all-night cram session, a student heats up a one-half liter (0.50 10-3 m3) glass (Pyrex) beaker of cold coffee. Initially, the temperature is 19°C, and the beaker is filled to the brim. A short time later when
93. ## Chemistry

The population of San Francisco is 750,000 in an area of 49 square miles. What is the population density in San Francisco? Express your answer in people per acre. ( 1mi(squared) = 640 acres ) 49 sq mi x (640 acres/1 sq mi) =?? acres. (Note that sq mi
94. ## physics

A mass m = 88 kg slides on a frictionless track that has a drop, followed by a loop-the-loop with radius R = 15.5 m and finally a flat straight section at the same height as the center of the loop (15.5 m off the ground). Since the mass would not make it
95. ## physics

A mass m = 88 kg slides on a frictionless track that has a drop, followed by a loop-the-loop with radius R = 15.5 m and finally a flat straight section at the same height as the center of the loop (15.5 m off the ground). Since the mass would not make it
96. ## Physics(Please just check, thanks)

Using a force table the direction and magnitude had to be found for the following measurements: F1 = 200 grams at 30 degrees; F2 = 200 grams at 120 degrees The magnitude and direction found was 280 grams at 257 degrees. Using the magnitude and direction of
97. ## Physics/Statistics

We're actually learning propigation of error in my chem class, but it seems to be used equally as much in Physics/Stats. My teacher showed us two methods of doing it: REAL Method (Addition/Subtraction): square root[(error absolute 1)^2 + (error absolute
98. ## HELP MATH

lee looked at the results of an exam he had just given to his grade 2 math class. he saw that louise had a score of 95%. he also saw that the standard deviation for the test was 0. if arif was also in his grade 2 math class, what mark did arif get on the
99. ## Physics, almost have it!

In a physics lab experiment, a student immersed 205 one-cent coins (each having a mass of 3.00 g *.003kg) in boiling water. After they reached thermal equilibrium, she quickly fished them out and dropped them into 0.244 kg of water at 20.0 C in an
100. ## Algebra

70 students are studying mathematics,physics & chemistry.40 students study mathematics,35 study physics and 30 study chemistry.15 students are studying all the three subjects.How many students are studying exactly two of the subjects