186,872 results, page 19

1. ### math

x: -2,-1, 0, 1, 2 ------------------- y: 9, 4,-1,-6,-11 find the function rule. please??
2. ### Math

Please explain to me 1 1/2 times the recipe.
3. ### Discrete Math

15 Please calculate P(E|F) given P(F|E)=0.3, =0.25 and P(E)=0.6

In the expression -7x-5x^2, what is the coefficient of x? A.7 B.5 C.-5 D.-7 Is the answer D??

6. ### math

help on this please? Factor completely 2x2 - 2x - 24. (2x - 6)(x + 4) (2x - 8)(x + 3) 2(x - 3)(x + 4) 2(x - 4)(x + 3)
7. ### math

60 20 23 26 79 please what will be the follow up am waiting for anwser

11. ### math

CAN ANYONE CHECK THIS FOR ME PLEASE! NEED IT ASAP.. 5 < x -2 < 11 a. 5 < x < 11 b. 7 < x < 13 **** c. 7 < x < 11 d. 5 < x < 16
12. ### Math

Help please, don't understand: What percent of 250 is 2 1/2 % of 1
13. ### Math Help!

An estimate for ^3 is A. 1 B. 1.2 C. 1.7 D. 2 How do I find the answer? Help please?

p= -3; q=2 2q(p+q)+3pq I got -22
15. ### Math

I need help please. What percent of 990 is 33?

17. ### Percents (Math)

Need help, please. What percent of 30 is 2 1/2?

19. ### Himamaylan, math

What is the diagonal of a 9 in x 12 in rectangle?
21. ### Math

Simplify the following expression:(6 x^4)(4 y^2) / [ (3 x^2)(16 y) ] Please help, I don't get this!
22. ### Math

Need help please. 183 1/3% of 4800
23. ### Math

If vector a=2i-j+k, b=i-3j+k,c= -2i+j-3k,d=3i+2j+5k find the p,q,r such that d=pa+qb+rc. Please help me how to do it...!!!
24. ### Math just explain another

F(-5/3) = 3 (-5/3)+5 =-5+5 =0 I WANT TO KNOW HOW ITBECAME -5 ... PLEASE

26. ### Math

I need help please. 11 1/9% of what number is 900?
27. ### Math

Help please. Find a number between 1/15 and 1/16.
28. ### Math

For questions 17-21, simplify the expression. 17. 8t^5 x 8t^5 18. -x(6x -7) 19. 5k^2(-6k^2-2k+6) 20. (3k+2)(k-3) 21. (-3y+2)(y+3) Please help

30. ### Math

Help please, one third of negative 18

Order the expression by choosing >, <, or = . 2^3 × 2^2 _ 2^6 2^2 × 3^2 _ 6^3 2^3 × 3^2 _ 6^2
32. ### Math

Given that |a-2| = 9 and |w-1| = 6, where a < 0 and w < 0, what is the value of aw? Please help and explain.
33. ### Math

if e and f are inversely proportional and e=3 when f=9, then what is the value of e when f=3^-1? Please help.
34. ### Math

Please check to see if this is correct? y-5 = -2 (x-3) y-5 = -2x + 6 y = -2x + 11
35. ### math

[(8^2- 4) - 6]/6= Please teach me show steps
36. ### Math, Functions

If g(t)= 1/t-2-1, how to solve g(t)=0 ...? Please teach me..!

38. ### Math

Help me find p please. (X-3.15)^2=4p(y-219.7981936) Thanks!!!
39. ### Math! Help!

Please i need the euclidean division of: 2X^3+3X^2-X-5 ÷ X^2-1 Help!
40. ### math

x^1/2-6=x^1/4 please explain steps to solving!
41. ### math

I need help please! What is the solution set? −2.8x+5.6<8.4
42. ### Math

Tell how many terms this expression has : 4c+7 1/2 I don't know how to do this will you please help

(19-3)*(11-2)+8 squared=209
44. ### Math

5/100 = 30/x solve for x

48. ### math

which number is equivalent to 0.7 repeating?
50. ### Math

Find the coordinates of the midpoint of (2/3, -3/2)and (8/3, -11/2).help me please
51. ### Math

m•10-m•2=8 I think m=1 please check my work
52. ### Math

8q + 6; q = 2 9 + 4g; g = −3 7x – 7; x = 4 10 – 3.2n; n = 2 THERE IS MORE BUT IF YOU ARE ALSO IN CONNEXUS PLEASE HELP!!!!

54. ### math

1.Find 30% of 70
56. ### Math

Please show me how to factor X^3 + 125

24+5(x=13) Can someone explain me the steps to doing this? Thanks!
58. ### Math

3. Nitrogen-fixing bacteria live in protective nodules (bumps) on the roots of some plants. These bacteria are able to convert gaseous nitrogen from the air into a form of nitrogen that the plants can use. Which type of relationship is this? ~mutualism*** ~predation ~...
60. ### math!

what is the vertical and horizontal difference between the two eqautions on a graph? Here are the eqautions... y=2x+3 y=2x-4 please help me on this. These two eqautions when graphed are parralell to each other. But im not sure how to calculate the difference in vertical and ...
61. ### math

what is the vertical and horizontal difference between the two eqautions on a graph? Here are the eqautions- y=2x+3 y=2x-4 please help me on this. These two eqautions when graphed are parralell to each other. But im not sure how to calculate the difference in vertical and ...

Mirette wants to plant bulbs in patterned rows in her garden. Each row will have 12 plants alternating in this pattern: red tulip, yellow tulip, yellow tulip, white tulip. If she plants 8 rows, how many bulbs of each color will she need? Please answer and explain.
63. ### History

Can you answers the Q's about a Notable American Explorer ? I need to know all about Sir Francis Drake Can you please tell me : The reason why he became an explorer Country he sailed for (if different from their country of origin please explain why) where was his attempted ...
64. ### math

need to make a venn diagram using 3 circles. A survey on subject being taken by 250 students at a certain college revealed the following info: 1. 90 were taking math 2. 145 were taking history 3. 88 were taking english 4. 25 were taking math and history 5. 38 were taking ...
65. ### math

please - How do we manually calculate the Present Value of annuity step by step using this formula: PV=R[1-(1+i)-n / i for example: PV = 2700[1-(1+.065)-4 ___________________ = 9249.66 0.065 How did they get this answer (9249.66)? I'm so lost. just to clarify too, -4 is an ...
66. ### Math 8R - HW Qs. Check

Topic - Logic In the clues below, each variable represent a different digit ranging from 0-9. Determine what digit each variable represent g+g+g = d (3+3+3 = 9) j+e = j (2+0 = 2) g (to the 3rd power) = d (3, to the 2nd power = 9) b+9 = d (6+3 = 9) f-b = c (7-6 = 1) i+h = a ...
67. ### AED / ASAP PLEASE

help with this please: Write a 200- to 300-word response addressing the following: How can the state standards affect your planning and instruction for this subject? Provide an example of how you can implement one or two of these standards in your classroom. I am using this ...
68. ### English 2 honors

can someone please give me a website to go to, to find these stems please,or can you please tell me the meanings for these stems: per- gamy gyn/gyno mania path phobia psych soph annus cap/capit cor/cord homo manu milli ped/pod sect -ary -ence/-ance -some if you could answer ...
69. ### mathematics literacy

Ed,edd,eddy and Ben shares an Apple pie ed has 8\3 edd has 1\5 and eddy has 1\4 how much is left for Ben? Please answers please please urgent!
70. ### Math for Ms. Sue

I'm Claire's grandma; a retired teacher of science and supplemental in math. I am stumped on her question about pizza tonight. I'm working via phone with her. Would you mind taking a look at it. I know the answer, but not sure how to explain the results. Please and thanks.
71. ### Math

Normally, I'm not bad with my math formulas but, in my current lesson I have having some issues. Can somebody please provide me with a (non-complicated) formula for finding the surface area and lateral are for both cylinders and prisms? Any help is much appreciated! Thanks
72. ### Calculus Need of Urgent help

find the indicated limits, if they exist. 1. lim (3x^3+x^2+1)/(x^3+1) x-> -infinity 2. find the slope of the tangent line to the graph of the given function at any point: f(x) = 2x +7 Could anyone please, please, please explain to me how to do these problems? It seems like ...
73. ### Math

Could someone please help me with this math problem? Solve using the multiplication principle. Give the answer in set-builder notation. -4/5 less than or equal to -8x. I want to say that I multiply both sides by 5 but I'm not sure. I'm confused with this problem. Thanks.
74. ### MATH 8 HELP!!!

NYS 8th grade math curriculum 2013???? This year we have a BRAND NEW curriculum. I just want a list of units and topics in each unit because I want to know what I'm learning and what will I learn next (long story....) please help!!!!

# Math - bobpursley, Monday, September 14, 2009 at 5:24pm The base of the rectangle can go from 3 to 22 along the base. 3x22 4x21 5x20 6x19 ... 22x3 Ok, looks like to me it is 22-2 ways. # Math - Van , Monday, September 14, 2009 at 5:31pm sorry... i don't understand
76. ### Chemistry

.50 - x / x = 3.20e-1 I need to solve for x. I was going to do .50 X 3.20e-1 and then take the square root but this is not correct. I am not sure what to do. Thank you for your help. Math(Please help) - Reiny, Tuesday, April 17, 2012 at 3:18pm You probably meant (.50 - x)/x = ...
77. ### To Desire

Your posts have been removed, mainly because you have given absolutely no thought to how you'll solve those problems in your assignment. In the future, please remember these things: 1. This is a homework help website; please put your subject (math, science, English, or ??) in ...
78. ### Math

At a fair run by a local charity organization, it costs 50 cents to try one’s luck in drawing an ace from a deck of 52 playing cards. What is the expected profit per customer, if they pay \$4 if and only if a person draws an ace? The probability of drawing an ace is 4/52 or 1...
79. ### graphing-reposting

It looks like a double ski ramp...going down, min, then up, then way down to the bottom of the hill, then up slightly, then down. The first minimum is greater than the small rise at the bottom Sketch the graph of a differentiable function y = f(x) with this property: A local ...
80. ### Chemistry

I have answered this as best as I can please can you check and help me with the ones I don't have a clue about? Thank you Which of the moelcules listed below possesses a permanent dipole? Think about the shape of the molecule and look at the electronegatvity values... a) CO2...

Please tell me if this are right. Thank you! Find the exact location of all the relative and absolute extrema? h(t) = t^3 - 3t^2 domain: [-1, + infinity) For this one I got x=2 as the minimum, and x=0 as the maximum. g(t) = 3t^4 - 16t^3 + 24t^2 +1 domain: (-infinity, +infinity...
82. ### 7th grade-Algebra Worth Problem

Please show equation and solve for the following 1. Lyn's age is 8 years less than 15 times the age of her niece Elizabeth. If the sum of their ages is 24, what is Elizabeth's age ( Let e= Elizabeth's age) 2. Bob is renting a canoe for \$20, plus \$9.75 per day. How mant days ...
83. ### Math

Jim wants to plant pansies in his new planter. How much potting soil should Jim buy? Round to the nearest centimeter. Hint: The height is 100 cm and the diameter is 40 cm. My teacher said to use a specific formula. Out of that formula I got 125,664, but I do not know how to ...

can someone please help explain how to do this problem. i have a previous posting where i tried to work the problem out, and someone tried to explain where i was confused, but im still confused. 4(2n+1)=3(6n+3)+1

three different bags of pretzels are sold at the store which bag of pretzels is the best buy bag a 10 ounces for 1.10 bag b 12 ounces for 1.38 bag c 6 ounces 0.84 My Answer is b please check:-)
86. ### Math

Can someone please show me step by step how to solve the following 72.18=3.90625(1+g)/(0.12-g) 8.6616-72.18g=3.90625+3.90625g 4.7554=76.08625g 0.0625=g My question is how did they arrive at 8.6616-72.18g=3.90625+3.90625g step? Please break it down for me.
87. ### Chemistry

please help! Is RTP in chemistry (thermochemistry and electrochemistry) referring to room temperature of 25degreeC (or 298K) and 1atm, or 20degreeC (293K) and 1atm? In my lecture notes on gas law, they stated RTP refers to 25degreeC, but in my electrochem lecture notes they ...
88. ### calc (confused)

A wedge is cut from a right circular cylinder of radius r by two planes, one perpendicular to the axis of the cylinder and the other making an angle (beta) with the first. Find the volume of the wedge by slicing perpendicular to the y-axis. Please show all steps and ...
89. ### Math geometry

Please help , I only need the second part of the question Betty picks 4 random marbles from a bag containing 3 white , 4 yellow and 5 blue marbles The probability that exactly 1 of the 4 marbles drawn is blue is (0.3535) . The probability that at least 1 of the 4 marbles drawn...
90. ### anyone solve it....

Question 1 Describe the following descriptors. Give their type and the value of all their fields: i.dd 01234567h, 789abcdeh ii.dd 30405060h, 70809010h Please remember these things, especially #s 1 and 2: 1. This is a homework help website; please put your subject (math, ...

please help I can not understand this. I need an implicit form answer for the general solution of differential equation dy/dx=2(e^x-e^-x)/y^2(e^x+e^-x)^4 with (y>0). I have separated the y^2 to the left hand side to become 1/3y^3 but have no idea how to make the right hand ...
92. ### Socials 1 question

How does birth control affect our world population? Please give me a list of ideas, no sites please I know it helps reduce population growth rate but please tell me more about countries who don't have birth control and what it results in etc.. Thanks :)
93. ### chemistry

Please help me with my formal report on "Potentiometric Determination of the Purity and Dissociation Constant of Potassium Hydrogen Phthalate" Please give me links to websites that could be used for my reference... In addition, please do suggest books that discuss ...
94. ### Maths

Factorise as far as possible: 1) 2a^2b + 8a^2b^2 The answer i got for this is 2ab(a+4ab). I'm not entirely sure if this is fully factorised or not. Can you please correct me if i am wrong. 2) x^2 + 5x - 6 I'm not sure how i can do this. Can someone please explain how without ...
95. ### Calculus!!!

I need your help... I've posted this question a while ago but no one has answered it yet. Please please help me. Which of the following series can be used to compute ln(.8)? a) ln(x-1) expanded about x=0 b) lnx about x=0 c) ln x in powers of (x-1) d) ln(x-1) in powers of (x-1...

Gender Math M 690 M 550 F 800 F 610 M 540 F 660 M 700 M 560 F 560 M 390 F 530 M 560 F 590 F 520 M 740 F 560 M 620 M 700 M 620 F 500 M 760 F 710 M 590 M 670 M 670 a. Determine whether the sample provides statistical evidence that males have higher Math scores than females at ...
97. ### Math, help needed

Kate bought 3 CDs and 1 DVD at a store. Her friend Joel bought 2 CDs and 2 DVDs. If Kate spent \$20 and Joel spent \$22, determine the cost of a CD and DVD. ~Please provide an explanation as well. Please and thanks!