# algebra II-URGENT

1,686 results, page 7
1. ## linear algebra

The reduced row-echelon form of the augmented matrix for a system of linear equations with variables x1, ... , x5 is given below. Determine the solutions for the system and enter them below. 1 0 0 -3 -3 = 4 0 1 0 -2 -5 =-1 0 0 0 0 0 = 0 If the system has

asked by sal on October 8, 2018
2. ## English Language

I asked this question earlier. I need to write 2 letters of complaint about problems I face at school and problems I face as a student in general but I can't find any problems, could you help me list some problems? Its really really urgent.

3. ## Physics

VERY URGENT- A kicked ball takes off at 25m/s at an angle with the ground. If the goal is 50m away and the horizontal bar is 3.44m above the ground, what must be the elevation angle for the kicker to score a goal?

asked by Samuel on February 27, 2014
4. ## ALGEBRA

CHLOE HAS A BIRTHDAY PARTY.THE VILLAGE HALL COSTS £20 PER HOUR (H). THERE IS ALSO A STANDING CHARGE OF £12. WRITE THIS AS AN EXPRESSION IN ALGEBRA?

asked by lORRAINE on May 3, 2016
5. ## algebra

I need to list some jobs where people use algebra and write how they use it. I know about every job uses it, but I don't know how to find examples. Do you have any guidelines or helpful hints?

asked by Nick on April 16, 2008
6. ## global

* Creation of the House of Wisdom in Baghdad *the development of algebra *use of calligraphy as an art Which Golden Age is most closely associated with these stuff?

asked by Anonymous on December 31, 2015
7. ## Algebra/Calculus

If x + y = xy = 3, what is x^3 + y^3? I have tried solving this using algebra alone, but my teacher told me to use complex numbers, and I don't know how to start. Can someone please guide me to the solution to this problem? Thanks Kevin

asked by Kevin on July 12, 2016
8. ## Pre algebra

Hi so I’m in a bit of a rush so if someone can give me the answers to Integers and algebra review practice you’d be a life saver (the first question is **what is the solution to 89+k=-42?**

asked by Oof on August 24, 2018
9. ## FUNCTIONS HELPPPPP????

Please I need help with this algebra problem With the 3 equations f1(x)=0 f2(x)=1/8(x+16)^2-98 f3(x)=2x+24 Determine an equation for this function with the 3 pieces above.(Refer to creating the polynomial functions) I do not know how does everyone get this

asked by Tim on November 19, 2016
10. ## Algebra

I need help on doing a math problem for my algebra class so if u could help i would be really grateful any way please explain. : Find two consecutive negative integers with the product of 110

11. ## calculus

Find the value of the limit. lim ã(x+4) - 2 divided by x x->0 The 2 is outside of the square root. The answer is supposed to be 1/4 but I keep getting 0/0 no matter how many times I redo the algebra.

asked by paula on February 4, 2015
12. ## Math

Use algebra to determine the location of the vertical asymptotes and holes in the graph of the function. (Enter your answers from smallest to largest.) g(x)= 2x^2/x^4-x^2

asked by Raymone on October 30, 2010
13. ## algebra 2

what is the answer to algebra with pizzazz page 100; what should you say if you see a tall, wrought-iron tower in paris, france? there are 24 blanks

asked by tiffany on April 13, 2011
14. ## math

A girl starts from point A and walks 285m to B on a bearing of 078.She then walks due south to a point C which is 307m from A. What is the bearing of A from C,and what is {BC}? please i need the answer urgent ooo it is an assignment pls help me fast

asked by charles on May 18, 2017
15. ## Algebra-I'm still stuck

The one-to-one function f is defined by f(x)=(4x-1)/(x+7). Find f^-1, the inverse of f. Then, give the domain and range of f^-1 using interval notation. f^-1(x)= Domain (f^-1)= Range (f^-1)= Any help is greatly appreciated. Algebra - helper, Wednesday,

asked by Rachal on February 3, 2011
16. ## English

How has francis ford coppola used film techinques to convey the italian mafia that existed in the 1900's? hi there i already started the essay, however, i am quite confused as to how to write it into exact essay format. i have already written all my ideas

asked by Zee on October 27, 2013
17. ## physics

An air craft travelled from calabar to kano as follows, it flew first to illori covering a distance of 300km, 30° west of North, and then flew 400km, 60° east of North to kano. What is the resultant displacement? It's urgent

asked by Dr.evidence on November 20, 2017
18. ## English 10

I have to a narrative argument about the human nature in the book Lord of The Flies. Any ideas what examples of human nature in the book i can use? please help this is urgent. Please!!

asked by Emma on December 14, 2013
19. ## Math help

Most states require students to pass an algebra course in order to graduate high school. Why do you think this is? Explain why you agree or disagree with this requirement

asked by Thili on October 31, 2017
20. ## math

Suppose that \$20000 is invested at 7% interest compounded annually. Find that amount of money in the account after 1 year? need it broken down in algebra

asked by frank on September 3, 2012
21. ## pre-algebra

Simplify- 2(x+2y)-y 5a+2b+3b-7a 2(2r-2)-8(2r+2) Here are some rules that might be helpful: http://cstl.syr.edu/FIPSE/Algebra/Unit3/combine.htm I hope this helps. Thanks for asking.

asked by Jackie on March 8, 2007
22. ## Managerial Economics

Can someone explain what is a cubic cost function? I'm taking a managerial economics course, but I've never taken any algebra or calculus; so I'm struggling. I'd like to grasp the purpose of what it is and then try to figure out how to do it. thanks!

asked by Kiersyn on February 9, 2010
23. ## Algebra

What are the next three terms in the sequence? -3 6 15 24 Geoff planted dahlias in his garden... please help with Lesson 13 Functions Unit Test Algebra for Connections Academy!

asked by Loki on February 14, 2018
24. ## Math

How did the Hunter get hurt while benind over to study some tracks? Algebra with Pizzazz! pg 123 OBJECTIVE: to divide a polynomial by a binomial EX: (x^2+8x+150/(x+5)

asked by k on January 3, 2011
25. ## Science

URGENT! How is Miami's summer solstice different from Singapore's summer solstice?

asked by KittyWolf on March 11, 2018
26. ## Calculus

Find all points on the graph of the function f(x) = 2 cos(x) + (cos(x))2 at which the tangent line is horizontal. Consider the domain x = [0,2π). I have pi/2 and 3pi/2 for x values. But when I plug them I get zero. Is this correct as y values or am I

asked by Calculus on January 12, 2016
27. ## Algebra

Hey people, i need some help i tried to do this but i don't know what im doing help me out here please... 1.x/4 +1 = -5 a. -2**** b. 16 c. 4 d. -24 2. 6x + 29 = 5 a. -4** b. -18 c. 204 d. -144 3. combine like terms. -21a +16a 1. -5a**** 2. 5a 3. 37a 4.

asked by melanie on December 4, 2018
28. ## Algebra 1 Please bobpursley

This is what the exact paper says Algebra 1 PAP Creature teacher Obj: TLW creat a creature to represent a varable to be used to simplify an expression. Each student must will be assigned a variable ( mine being C): the student is to create a creature to

asked by Mary on September 12, 2009

Could someone please check my solution-Thank you-DRWLS helped me set it up and I solved it, I think From the top of a mountain 150 feet high, Jessie stands at the safety rail on the edge and looks below. The angle of elevation from his bike on the ground

asked by Joseph on January 7, 2011
30. ## 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!

asked by Felicia motaung on January 27, 2015
31. ## Algebra!

Six pears and three apples cost \$3.90. Two pears and five apples cost \$3.30. How much does one pear cost? Hint: You have two unknowns (variables), so you need two equations. Write one equation for each situation and solve the system of equations. See

asked by Margie on November 13, 2006
32. ## math

for math homework it is algebra and we have to use a ti-83 plus calculator to convert things, that's the one our teacher told us. but i do not have one. so i was wondering if anybody knew of a website that i could use a free calcutar online?

asked by Natalie on June 1, 2011
33. ## Math (functions)

If we have the function f(x) = (ax + b) / (cx + d) with a,b,c,d real numbers for which values of a,b,c,d is the following true f(f(x)) for all x I do a whole lot of algebra and get that that a,b,c,d must satisfy some conditions : c*(a+d) = 0 (d^2) - (a^2)

asked by Anonymous on September 2, 2015
34. ## Statistics for Social Science

A random sample of 80 students at a largae school shows an average grade of 72 in Algebra with a standard deviation of 4. Find the standar error.

asked by Pearl on November 24, 2012
35. ## pre-Algebra

How can you solve algebra equations? The idea is to find a way to isolate the unknown by itself. You can add, subtract, multiply, and divide both sides of the equal signs to do that.

asked by Cherlyn on May 11, 2007
36. ## Linguistics

how many morphemes and syllables are contained in each of the following words? Ohio Algebra Cows Expel Congenital Canoes Cognate Herb Helicopter Saltpeter

asked by Baaba on February 28, 2013
37. ## pre-algebra

Simplify- (-2c+d)(-5)+3(-2c)(-8d) Solve the Equation- y/12= -3 -9+a=11 Here are rules that will help you. http://cstl.syr.edu/FIPSE/Algebra/Unit3/combine.htm I hope it helps. Thanks for asking.

asked by Janet on March 8, 2007
38. ## 8th Grade Algebra Confusion

Hi. I am starting a new section in Algebra, and I thought I understood it. But when I went to the back of my book to check the answers, they were way off. We are dividing and simplifying radical expressions and equations.

asked by Celeste on February 3, 2010
39. ## Algebra

Which resource provides instructions and practice related to the content in the online textbook. A. TI - Nspire *** B. Sample work C. Power Algebra D. Teachlet tutorial

asked by Abby on September 2, 2015
40. ## college algebra

Demand Equation: The price p, in dollars, and the quantity x sold of a certain product obey the demand equation x = -5p + 100, 0 (less than or equal to) p (less than or equal to) 20 a.) Express the revenue R as a funtion of x. b.) What is the revenue if 15

asked by Candi on July 20, 2007
41. ## English

Incorrect sentence: The report considers important factors in choosing a medical facility, ratings of services at the urgent care center, reasons why HMO members do not use the center, and offers suggestions for increase in member usage. I know this has

asked by Matt on March 1, 2012
42. ## Algebra 2

URGENT HELP PLEASE the temperature of a room during an experiment can be modeled by the function f(x)=23.7 cos (Pi x /60) +18. Where f(x) is the temperature F degrees and x is the number is hours into the experiment. What is the lowest temperature the room

asked by Algebra 2 on January 21, 2018
43. ## Calculus

Okay so I have a question on my assignment that says: You are given that tan(y) = x. Find sin(y)^2. Express your answer in terms of x. I know its derivatives, and I've tried taking the derivatives of both etc, and got them both to come out as cos(y)^2,

asked by Tracy on October 21, 2006
44. ## Algebra II

Evaluate: ƒ(2) + 5 It says to use this graph to solve the equation: h t t p://i55 . t i n y p i c . com/2qdvfur.jpg Right now we're on Algebra and Composition with Functions. I have no idea what I'm supposed to do, and there are no instructions for any of

asked by Matt on September 19, 2011
45. ## calculus

a random sample of 80 students at a large school shows an average grade of 72 in algebra with a standard deviation of 4. find the t-score you would use for an 95 % confidence interval

asked by emanuel hargrove on November 27, 2012
46. ## Calculus

This is a calculus homework question but in reality the problem here is understanding the algebra. Find the Critical Numbers of f(x) = x^(3/5)(4-x) The product rule gives -x^(3/5) + (12-3x)/(5x^(2/5) My booklet explains that simplifying this gives you

asked by David on December 10, 2014
47. ## Algebra

We are learning using the log button in algebra. I have a TI-83 calculator. My book says that log10 85 (there is no space between thet 10 and the 85, that's just to show the different numbers) is equal to 1.93 approximately. But I got 85. How do you

asked by Tatiana on January 17, 2009
48. ## Math

algebra readiness benchmark #2 mrs. makowsky. 1.) The area of a rectangle is 7.7682 x 10(4) cm(2) and the width is 2.42 x 10(2) cm. What is the length? a. 3.21 x 10(2) b. 3.21 x 10(6) c. 1.88 x 10(8) d. 1.88 x 10(6) Plz help asap cause I have no clue. I

asked by Plz help! on November 8, 2018
49. ## College Algebra

(I am not understanding what the last person means so can someone please explain to me) 3. You recently started the paperwork to purchase your new home, and you were just notified that you can move into the house in 2 weeks. You decide to hire a moving

50. ## Algebra

(I am not understanding what the last person means so can someone please explain to me) 3. You recently started the paperwork to purchase your new home, and you were just notified that you can move into the house in 2 weeks. You decide to hire a moving

asked by LeAnn/I still need help on November 18, 2009
51. ## algebra

give the demensions of rectangles with the perimeters of 70 feet and length-to-width ratios of 3 to 4, 4 to 5, and 1 to 1. Ok, the perimeter is 70 and perimeter = 2(length + width) The ratio is length:with=3:4 so length = (3/4)width 70 = 2(length + width)

asked by christine on September 12, 2006
52. ## physics

two planets of mass "m" and "M" respectively. Have centre to centre seperation of "R" . At what distance from the centre of the planet of mass "M" do the gravitational force of planets cancel each other??????? plz urgent help me?

asked by piyar on April 30, 2012
53. ## Algebra

1. Draw an algebra tile model for the polynomial in simplified form: 8x^2 - 4x -3x^2 + 6 + 2x -7 8 big blue squares, 4 bars, 3 big red squares, 6 little yellow squares, 2 green bars, 7 little red bars; (is this correct?) 2.Study the diagram of algebra

asked by Anonymous on June 12, 2017
54. ## Physics

Help imediately please very urgent! A stone is dropped from a cliff 200m high,if a second stone is thrown vertically upwards 1.50sec after the first was released,strike the base of the cliff at the same in stant as the first stone,with what velocity was

asked by Precious on January 4, 2013
55. ## math

Find the values of theta (0,2pi) that satisfy sin theta= square root 3 over 2 Solve 2costheta sintheta-sintheta on (0, 2pi) please I really need help in knowing how to solve these questions. quite urgent. I don't understand how to do them at all.

asked by Temmick on December 13, 2013
56. ## Algebra--Correction?

Solve 4(2x-3) < 3x+6 Would the solution be x > 18/5? * Algebra - Reiny, Tuesday, October 13, 2009 at 5:30pm yes again! Hold on... Looking back on this problem, wouldn't it be x < 18/5 since you need to flip the sign when you divide by a negative?

asked by Anonymous on October 13, 2009
57. ## statistics

Find the test statistic for the following proportion: A collection of 500 randomly selected teachers revealed that 61% felt that all students should be required to take algebra in high school.

asked by Eric on June 6, 2011
58. ## Algebra

Most states require students to pass an algebra course in order to graduate high school. Why do you think this is? Explain why you agree or disagree with this requirement I just want to read other people's answers

asked by Mari on June 3, 2016
59. ## algebra 3-4

im in a cal class but were reviewing algebra stuff now. and i have 1 more questions. it says. express the given quantity as a single loragithms 2ln4-ln2 so is it 2ln(2) please tell me if im getting the right answers and if im not then please show me how to

asked by thu on September 26, 2007
60. ## physics

3. A car speeds up from 10.0 m/s to 30.0 m/s in 3.0 s. What is its acceleration? In your response, show your work, the given and unknown quantities, the equation and any necessary algebra. Express your answer with the correct number of significant digits.

asked by Anonymous on October 16, 2011
61. ## child psychology

The ability to solve abstact problems such as those found in algebra and higher mathematics is influenced by devdlopment and A. genetics B. societal factors C. health D. cognitive style

asked by Anonymous on August 25, 2010
62. ## psychology

THE ABILITY TO SOLVE ABSTRACT PROBLEMS SUCH AS THOSE FOUND IN ALGEBRA AND HIGHER MATHEMATIC IS INFLUENCED BY BOTH DEVELOPMENT AND A)GENETICS B)SOCIETAL FACTORS C)HEALTH D)COGNITIVE STYLE

asked by fred on July 11, 2010
63. ## statistics

3) Find the test statistic for the following proportion: A collection of 500 randomly selected teachers revealed that 61% felt that all students should be required to take algebra in high school.

asked by Shawnie on June 14, 2011

URGENT HELP!Squares into Primes Some primes can be expressed as the sum of two squares, as in 13=2^2+3^2; some can't:7=/=a^2+b^2. Other primes can be c^2+2e^2 like 11=3^2+2*1^2; still others are f^2+3 g^2, like 31=2^2+ 3* 3^2. Find all the primes less than

asked by Sara on September 29, 2009
65. ## Algebra

Hi, how would I solve these 2 equations using algebra? It states in the question that I have to solve them but all I can figure out to do is to rearrange them. y= 9x+50 y=9x+100 Many thanks

asked by Del on May 31, 2010
66. ## MAth

Evaluate the algebra expression H parentheses M plus and divided by 248 equals 4M equals five and an equal six

asked by Shaniyah on January 27, 2017
67. ## Algebra

In my algebra b ook it says if a is less than 0, the absolute value of a is negative. But I thought absolute value was always positive! Is this a goof or is there some truth to this?

asked by Abilene on September 8, 2009
68. ## Calculus

Solve for x. Don't do the work using algebra and don't use a calculator. The Laws of Logarithms will be helpful. ln(x^2 - 1)= 3

asked by Angel on October 5, 2011
69. ## algebra

algebra, write a quadratic equation in the variable x having the given numbers as solutions -ã10, 6ã10

asked by Shirley on April 1, 2011
70. ## Math

Harry has test grades of 85, 87, and 77 on his first three algebra tests. What must he get on his fourth test to earn an average of at least 84?

asked by Bianca on August 9, 2011
71. ## math

Can i have the answers to the Algebra workbook 7th grade with the link to a pdf document with all the answers. Thank you

asked by mugh hungus on February 2, 2017
72. ## Algebra

My question is related to this algebra question. Could you kindly explain how did you get the father's age? Pls.

asked by Anonymous on June 29, 2016
73. ## algebra

How can I find the Domain and Range for y=1/-x -2 And y=-4/x-4 +4 they also ask me to compare these 2 problems with graph of y=1/x please help me solve these algebra problems.

asked by smantha on February 23, 2015
74. ## maths

we use algebra, the letters stand for numbers + the letters are short for words can you give me answers

asked by lee on March 13, 2008
75. ## Algebra

With the polynomial: f(x) = 5x^3 + 8x^2 -4x + 3 a. The Fundamental Theorem of Algebra states that this polynomial has ______ roots. b. Find f(-x).

asked by Anonymous on May 25, 2018
76. ## Norman

Algebra 2 The difference of two numbers is 4. Three times the smaller minus the larger is 10. Find the numbers.

asked by Matthew on September 30, 2015
77. ## math

#Algebra 2 Help Please?! If f = (1, 2), (2, 3), (3, 4), (4, 5), g = (1, -2), (3, -3), (5, -5), and h = (1, 0), (2, 1), (3, 2), find the following and state the domain: 2a.f+g 2b.f-g 2c.f(times)g 2d.f/h 2e.g o f o h Let f(x)=|x-5| and g(x)=1/x . Write the

asked by Vicky on August 3, 2012
78. ## pf

asked by kahyla on December 6, 2006
79. ## Math

Whats a consisnent. like suppose 2,3,6,9,8 Can someone help please? Can someone help please: What are conssitent numbers in math? i need help on my math its algebra

asked by Paris on December 5, 2006
80. ## to divide Monomials

Please help me with my paper algebra with Pizzazz! Page 76, objective 3-a. Name of paper is Why are babies like hinges?

asked by Jon on April 16, 2009
81. ## Algebra

I have never had algebra and cannot figure out how to work through the problem below [(x + 1)² - (2x + 1)]1/2 + 2|x| - 6 = 0 Can you show me the steps for solving the problem?

asked by Coni on April 13, 2011
82. ## Algebra

I am thinking of a number, it is multiplyed by 9. The product is 27. What is my number? A. N = 36 B. N = 18 C. N = 3 D. N = 4 Please help! I am learning algebra now for the first time.

asked by Anonymous on September 7, 2018
83. ## algebra

ok I have a algebra question how do you find the missing number for 42-9=43-? how do I get the answer and I need to understand it? I think the answer might be 45

asked by julie on December 5, 2011
84. ## Opinion needed plz!!

Is the algebraic model more better to use than the systematic trial model? Why?? thanks When it comes to algebra it depends on what is easier for you.

asked by Jamie on November 29, 2006
85. ## math

simplify square root of 116 rt(116) = rt(4*29) = 2rt(29) i need help with my algebra homework

asked by jim on October 11, 2006
86. ## Algebra 2

Hello can you please help me to generate a number line to use in Algebra. Can you attach one for me and where can I find one on line that is printable. Thank You.

87. ## algebra

Can anyone help me to understand algebra? Right now I am working on Systems of Linear Equations in Two Variables and I do not understand any of it. Thank you.

asked by patiance on March 31, 2011
88. ## analytical chemistry

a 0.4617g sample containing sodium bicarbonate was dissolved and titrated with standard 0.106M of hydrochloric acid solution , requiring 40.72ml. the reaction is: HCO3- + H+ -> H2O + CO2 Calculate the percent sodium bicarbonate in the sample. (Given

asked by zzz on June 16, 2015
89. ## Venus (URGENT)

Okay, i'm doing this Planetary tourism brochure assignment. I have to make a brochure about the planet. What are some special natural features and attractions on Venus. (special moutains, craters, canyons, surface spots.) Be creative in your descriptions,

asked by John on April 29, 2009
90. ## History (URGENT)

What is the History of Haiti? I need brief and main points stating the history of Haiti. Because I have to talk about it briefly in my Travel Tourism commercial for an assignment. I'm having trouble getting the main points. Please help, this is urgent.

asked by John on May 4, 2009
91. ## computer keyboard

What does this ^ symbol mean in algebra or basic math. It means an exponent follows: 2^3 means two cubed, or 2*2*2 or 8. Thankyou Bobpursley

asked by Tammy Evert on July 26, 2006
92. ## math fractions

Sherry spent 1/5 of her money on school supplies and 3/8 of the remainder on a CD player. She had \$25 left. How much money did she have at first? do not use algebra

asked by daniel on November 20, 2015
93. ## Math

Use algebra and the properties of limits as needed to find the limit. If the limit does not exist, say so. (→ − ∞)lim: 9x^2+5x-17 / 5x^3+12x^2+21

asked by Brian on April 26, 2011
94. ## Math

Ages If someone said that the mean age of everyone in your algebra class is about 16 1/2 years,do you think the age of the teacher was included in the calculation ? Explain

asked by Lovepreet on July 23, 2013
95. ## algebra

Do the equations x = 4y + 1 and x = 4y – 1 have the same solution? Justify your answer with an explanation or a graph. How might you explain your answer to someone who has not learned algebra?

asked by Anonymous on November 20, 2012
96. ## math

translate to an algebra statement. seven times the difference of six and twice a number yields the same result as the same number decreased by one

asked by melissa on July 14, 2008
97. ## geometry

Algebra BD bisects

asked by Jane on September 14, 2012
98. ## algebra

8-(3/8)k=-4 Now try to learn the basic steps of algebra. Subtract 8 from both sides. Why can we do this? You would then divide both sides by -3/8 to have k by itself on the lefhand side.

asked by Nikki-Ole on September 22, 2006
99. ## algebra

Do the equations x = 4y + 1 and x = 4y – 1 have the same solution? Justify your answer with an explanation or a graph. How might you explain your answer to someone who has not learned algebra?

asked by Amber on November 21, 2012
100. ## 4th gr math

Algebra question....Find the missing number. Tell which property can help you. _______ x 9=0. The answer is 0, I'm having trouble with the second question.

asked by Miya on November 30, 2011