70,676 results

2. ### stats

two factor ANOVA indep measures exper. 2 level factor A 3 level factor B n=5 in each treatment SS df ms between 240 5 factor A ? 1 ? Fa=24 factor B ? 2 ? AxB 60 2 30 within ? 24 5 are this answers right for SS A=120 B=80 w/I=120
3. ### algebra

2. W/4 - 4 = 3 a)-4 b)28****** c)3 d)11 3.X/5 + 6 = 10 a)44 b)30******* c)20 d)-20 4.-2(m-30)=-6m a)-15 b)-13************ c)-8 d)8 5.3.75x+3.7=1.7+1.75x a)10 b)-1 c)1***** d).1 Please check my answers :)
4. ### Algebra

2. W/4 - 4 = 3 a)-4 b)28****** c)3 d)11 3.X/5 + 6 = 10 a)44 b)30******* c)20 d)-20 4.-2(m-30)=-6m a)-15 b)-13************ c)-8 d)8 5.3.75x+3.7=1.7+1.75x a)10 b)-1 c)1***** d).1 Please check my answers :)
5. ### Intermediate Algebra Word Problem

A map's key indicates that 3/4 of an inch represents 60 miles. How many miles does 2 1/4 inches represent? in/mi 3/4 / 60 = 2 1/4 / x 3/4x = 60(2 1/4) .75x = 60 (2.25) .75x/.75x = 135/.75 x = 18mi. Is this correct?
6. ### algebra

factor completely 75x^4+35x^3-10x^2
7. ### math

factor the following expression completely 75x^4+35x^3-10x^2
8. ### Math

1) X/4+10=14 A)96 B)46 C)16 D)-16 2) 2(2-2x)=-3x A)-4 B)4 C)6 D)0 3) 3.75x+3.7=1.7+1.75x A)10 B)-1 C)1 D).1 Answers : B C C ???
9. ### Math ASAP

4. 3.75x + 3.7 = 1.7 + 1.75x a) 10 b) –1 c) 1 d) .1 <----------------------------- 7. p + 4 < –24 a) p < –20 b) p < 28 c) p < –28 <------------------------ d) p < 20
10. ### Math ASAP

5. 3.75x + 3.7 = 1.7 + 1.75x a) 10 b) –1 c) 1 d) .1 <----------------------------- 8. p + 4 < –24 a) p < –20 <----------------------- b) p < 28 c) p < –28 d) p < 20
11. ### Math

15-75x=13-50x I combine like terms first 75x-50x?
12. ### algebra

marissa earns \$3.75 per hour at a local fast food restaurant. write an expression for the amount she earns and determine how much she is going to earn in 7 hours. A: 3.75x;\$26.25 B: 7x;\$26.25 C: 3.75x + 7x;\$10.75 D: 7x;\$3.75
13. ### math

marissa earns \$3.75 per hour at a local fast food restaurant. write an expression for the amount she earns and determine how much she is going to earn in 7 hours. A: 3.75x;\$26.25 B: 7x;\$26.25 C: 3.75x + 7x;\$10.75 D: 7x;\$3.75
14. ### algebra1

Marissa earns \$3.75per hour at a local fast food restaurant. write an expression for the amount of money she earns and determine how how much she is going to earn in 7 hours. A.3.75x;\$26.25 B.7x;\$26.25 C.3.75x+7x;\$10.75 D.7x;\$3.75
15. ### anna

There is a right triangle. the legs are x and y and the hypotenuse is 120. the angle opposite x is 58. please check my answer. x= 120 y=64 because: SIN58= x/120 COS58=y/120
16. ### alg2/trig

1)3x^2-12x-21 solve by completing the square in simplest radical form 2) (1/x+3)-(2/3-x)=(4/x^2-9)find values of x 3)3/radical(3a^2b^4) is equivalent to 4) factor completely 27x^-75x^4
17. ### math

I am doing something wrong when I work this question. Can someone show me the steps. I have the answer. x<5.189 The sum of the costs in parts a and c is less than \$120. Write and solve an inequality to determine the possiblities for the number of compact disks Merle ...
18. ### Calc

How do you factor -2x^2+60x-120. I got -2(x^2-30x+60) but I need to factor it further.
19. ### math

Dan has saved \$500. He wants to open a chequing account at Save-A-Lot Trust or Maple Leaf Savings. Save-A-Lot Trust's chequing account is \$10 per month plus \$0.75 per cheque. Maple leaf savings' chequing account is \$7 per month plus \$1.00 per cheque. Which financial ...
20. ### Alegbra

1. –9x – 5 = –95 a) 17 b) 11 c) 10 d) –10 2. x/4 – 5 = –8 a) –27 b) –12 c) –7 d) 12 3. x/5 + 6 = 10 a) 44 b) 30 c) 20 d) –20 4. –2(m – 30) = –6m a) –15 b) –13 c) –8 d) 8 5. 3.75x + 3.7 = 1.7 + 1.75x a) 10 b) –1 c) 1 d) .1 Simplify this ...
21. ### math - factoring

I'm having some trouble factoring a problem. It's 75x^2 - 27 I know I can first factor out a GCF of 3 which leaves me with 3(25x^2 - 9) This seems to me to be a differences of squares but I cannot figure out what to do next. Thank you.
22. ### math

Jake is making birdhouses to sell. The cost to make them is \$80 for supplies plus \$6.25 per birdhouse. He will sell them for \$16 each. What is the minimum # of birdhouses he must sell to make a profit. I got he must sell more than 8 I did it by setting up 80+6.25x<16x -6.25...
23. ### itc c++

can any one please dry run this code #include<iostream> using namespace std; int main() { intnum,factor=1,temp; cout<<"Enter any integer value"<<endl; cin>>num; //number given by the user is 10123. temp=num; while(num>0) { num=num/10; factor=factor*...
24. ### Math

3,4,9,12,16,18 two integers are related if they share a factor other than 1. which of the following numbers is related to every number in the list above. A 10 B 9 C 6 D 4 E 3 Is it 10? Since like 30,40,90,120,180 all have factor of 10?
25. ### Using the factor Theorem

use the factor theorem to determine whether x-c is a factor of f(x) f(x)=x^3+8x^2-18x+20; x-10 I have a doubt in my answer, i determined that x-10 is not a factor... am i right? please verify as my exam is tomorrow night at college. thank you for your time and hard work:)

how do you find the LCM (90, 120) by taking the quotient of the product of the numbers and divide by the greatest common factor of the numbers
27. ### Algebra

Factor at the greatest common factor from the expression. Can someone please show me how to factor so I will know? Thank you! 18x^714x^2
28. ### Math Word Problem

a new blend of coffee will cost \$3.90 per pound by mixing 2 coffees that sell for \$2.75 and \$5 per pound. what amounts of each coffee should be blended to obtain the desired mixture? (the total weight of the desired blend is 100 lbs) How would I solve this? The equation would ...
29. ### precalculus

I'm going to do this on my own, but I would like to check mine against yours - give me today to work on it and I will be able to compare. List all possible rational zeros for the polynomial find all real zeros and factor completely. show work f(x)=3x^4-29x^3+89x^2-75x-36 thank...
30. ### college algebra--need help please!!

solve the equation in the real number system. 2x^4-23x^3+75x^2-88x+28=0 What are the real solutions of the equations? please show work. I do not know how to work this at all
31. ### Math Asap

1. x/4 – 5 = –8 a) –27 b) –12 <--------------------------- c) –7 d) 12 2. x/5 + 6 = 10 a) 44 b) 30 <----------------------------- c) 20 d) –20 3. –2(m – 30) = –6m a) –15 <-------------------------- b) –13 c) –8 d) 8 4. 3.75x + 3.7 = 1.7 + 1.75x...
32. ### Math (Trigenometry)

Find two positve real numbers whose product is a maximum and whose sum of the first number and four times the second number is 120. This is as far as I've gotten in solving it. *first number is x. *second number is y. *xy=maximum, which is unknown. *x+4y=120. Solve for x, ...
33. ### math

what is not a factor of 60? [a 30 [b 120 [c 15 [d 20
34. ### science help

Two factors which cause global climate change are listed below. Factor 1: Volcanic eruptions. Factor 2: Changes in the amount of Sun’s heat received by the Earth’s atmosphere and surface. Which of these statements is correct about the two factors which cause global climate...
35. ### Algebra I

Factor 20 x + 20y + 120
36. ### Biology

So I am completely confused. I am in the process of taking a quiz and the question says "a factor that seems to disappear" my options are punnet square, heredity, dominant factor, recessive factor, alleles, or genetics??? Help please? Thanks
37. ### geometry

How do you find the perimeter of a second polygon given just the scale factor of both polygons and the perimeter of the larger polygon? The problem is Two similar polygons have a scale factor of 3:5. The perimeter of the large polygon is 120 feet. Find the perimeter of the ...

3. Factor x^4-3x^3-11x^2+3x+10 completely using the factor theorem. (5 marks) SHOW ME ALL THE STEPS PLEASE.
39. ### math

what is the greatest common factor 42, 78, and 120?
40. ### algebra 2

Which binomial is a factor of f(x) = x4-27x2-14x + 120?
41. ### algebra 2

Which binomial is a factor of f(x) = x4 - 27x2 -14x + 120? (x-4) (x-2) (x + 5) (x + 6)
42. ### Math

Which binomial is a factor of f(x) = x^4 27x^2 14x + 120? (x 4) (x 2) (x + 5) (x + 6)
43. ### complex numbers

115 cis 45* 3 solutions = 120* apart Are these correct? 115 cis 45* 115 cis 45 + 120 = 165* 115 cis (45 + 120 + 120) = 285*?? WHat is cis? cos + isin OH LOL!!!Wish I could help!LOL!But...PLease help me!!:(

Can you please give a example so that I can understand it better. 1)How can you tell whether a polynomial is written in factor form. 2)Construct a trinomial whose greatest common factor is 2x^2.
45. ### Math

Factor Completely: I am really confused on how to start it. 12q^5w^2-36q^4w^3-120q^3w^4 Help please. :) Factor out 12q^3w^2: 12q^3w^2(q^2 - 3qw - 10w^2) Can we factor further? Yes. q^2 - 3qw - 10w^2 factors are (q - 5w)(q + 2w). We end up with this: 12q^3w^2(q - 5w)(q + 2w) ...
46. ### Math

One grocery clerk can stock a shelf in 40 min, whereas a second clerk requires 20 min to stock the same shelf. How long would it take to stock the shelf if the two clerks worked together? Is this how you do this: t/40 +t/24 =1 t*3/40*3 + t*5/24*5 =1 3t/120 + 5t/120 =1 (8t/120...
47. ### Math

One grocery clerk can stock a shelf in 40 min, whereas a second clerk requires 20 min to stock the same shelf. How long would it take to stock the shelf if the two clerks worked together? Is this how you do this: t/40 + t/24 =1 t*3/40*3 + t*5/24*5 =1 3t/120 + 5t/120 =1 (8t/120...
48. ### rf factor and compounds

what does low and high rf factor mean, in compound polarity of its functional groups? Does having a certain kind of functional group increase rf factor, and some decrease? Can someone explain this to me please, with an example. Thank you :)
49. ### Math

1. –9x – 5 = –95 a) 17 b) 11 <---------------------------- c) 10 d) –10 2. x/4 – 5 = –8 a) –27 b) –12 <--------------------------- c) –7 d) 12 3. x/5 + 6 = 10 a) 44 b) 30 <----------------------------- c) 20 d) –20 4. –2(m – 30) = –6m a) –...
50. ### COLLEGE MATH

What percentage of 40 IS 120? I used the formula: 40 =x*120 -40 -40 x= 80% to me this seems way to high as 40 goes into 120 three times making it 33%. Am I using the wrong formula? According to the text book, it seems to be the right answer, but does not sit well with me, ...

I have two questions if someone can PLEASE help. 1.solve the equation in the real number system. x^4+11x^3+24x^2-23x+35=0 **Please show work** 2.Use the remainder theorem to find the remainder. When f(x)is divided by x-3. Then use the factor theorem to determine whether x-3 is...
52. ### Algebra

1.Mary is selling her craft to earn money she sells her bracelets for \$6 and her necklaces for \$10 her goal is to make at least \$120 in sales which of the following represents three possible solutions to the problem A.6x+10y<120 (5,10),(10,5),and(15,0)are three possible ...
53. ### Algebra

Can you please advise if I worked this problem correctly: 11 + x = -15y 2x - 5y = 48 15y = 11+x y = .73 + 15x 2x (.73 + 15X) - 48 2x -3.65 -75x = 48 -73x - 3.65 = 48 x = 51.65 x = -.70
54. ### math

If the sides of a box all double in length, by how much does its volume increase? By a factor of 2 By a factor of 4 By a factor of 6 By a factor of 8 Explain your answer.
55. ### Algebra

1.Mary is selling her craft to earn money she sells her bracelets for \$6 and her necklaces for \$10 her goal is to make at least \$120 in sales which of the following represents three possible solutions to the problem A.6x+10y<120 (5,10),(10,5),and(15,0)are three possible ...

Is 4a^2-a-5 factorable? If so how do you factor it? Yes it is factorable. just make a factor tree and put all of it's factors! what is the answer to 30 on a factor tree
57. ### math

a truck uses 8L of gas to go 120 kkkm. how much gas does it use to go 300km? 8 * 300/120 = 20 I'm assuming "kkkm" was a typo could you do it like 8/120*300? To think of it logically, the proportions remain the same. 8/120 = X/300 Then X = 8/120 * 300 I hope this helps a little...
58. ### Algebra 1

For the data in the table, does y vary directly with x? If it does choose an equation for the direct variation. x|y 8|11 16|22 24|33 a. yes; y=2.75x b. yes; y=0.6875x c. yes; y= 1.375x d. no; y does not vary directly with x i think its d, but i'm not sure. please help. thx!
59. ### Math

Use the Factor Theorem to determine whether x-3 is a factor of P(x)=2x^3-5x^-9 . Specifically, evaluate P at the proper value, and then determine whether x-3 is a factor. P(_)=__ also pick which one applies x-3 is not a factor of P(x) x-3 is a factor of P(x)
60. ### Algebra

Can you please help me factor these expressions? Completely factor the following expressions. Please show work. 4x^2 - 8x - 12 + 6x 144 - 9p^2 5c^2 - 24cd - 5d^2 w^2 - 17w + 42 256z^2 - 4 - 192z^2 + 3 2a^2 c^3 - 14bc^3 + 32c^3 d^2 35g^2 + 6g - 9 3j^3 - 51j^2 + 210j Thank you ...
61. ### hard math

please someone help me! i've tried so hard! factor m^6 + n^2 28x^2y^2 - 7x^4 8x^3y^3 +343z^3 thank you so much!!! For the second one: 28x^2y^2 - 7x^4 Factor out 7x^2: 7x^2(4y^2 - x^2) Now we try to factor 4y^2 - x^2, which is: (2y + x)(2y - x) We end up with this: 7x^2(2y + x...
62. ### Math

Some one gets on to a ferris wheel 30^0 left of the bottom. What would be the phase shift if I am writing a sine Function? Is it -120^0 or + 120^0. Please explain.
63. ### Math

1.3x^2+17x+10 2.5y^8-125 3.a^2-2ab-15b^2 *Please help me.You have to factor by completing. Let's look at #1: 3x^2 + 17x + 10 We have 2 and 5 as factors of the last term. What combinations can we do to arrive at the middle term? (3x + ?)(x + ?) Let's try (3x + 5)(x + 2), which ...
64. ### Math

What does x equal in this question? -0.75x - 1.25 = 6.25
65. ### algebra

What is the LCM of 15x^6 and 75x^8?
66. ### Precalculus

Verify these answers please. 1. Which of the following functions would f(x) = log(base 10)x horizontally 4 units to the left? a) f(x)=log(base10)(x-4) b) f(x)=4Log(base10)X c) f(x)=log(base10) x+4 Answer: C ------------------------------------ 2. State the transformations, in ...
67. ### math

1. How many milligrams (mg) are equal to 1000 micrograms (mcg)? 2. How many pounds (lb) are in one kilogram (kg)? 3. How many milliliters (mL) are in 1/2 of a household measuring cup? 4. Which of the following is an example of a correct conversion factor? a 50 ml/1oz b 1 cup/...
68. ### factoring help

2 factor 4x -32x+48 and 2 2 2 factor (x -1)(x -4)(x -9) please and thank u verrry much is that this is due tommorow!!
69. ### algebra

please help because am missing something.thankyou factor completely given that x+2 is a factor. 2x^3 + 7x^2 - 3x - 18
70. ### MATH FACTOR POLYNOMIALS

Factor the polynomial. Please show all work. x^2+2x-3
71. ### mat117/algebra

Factor completely. ax - ay + x^2 - xy please show me how to factor this problem a(x-y) + x(x-y) = (a+x)(x-y)
72. ### math

please check my answer thanks What would be the amount of compound interest on \$ 8,000 invested for one year at 6 %, compounded quarterly ? (need to show all of your work ) ok this is what I got \$8,000 x 0.6 = \$ 480 \$ 480 / 4 = \$120 \$120 x 0.6 / 4 = \$ 121.80 \$8,241.80 x 0.6 /4...
74. ### HELP MATH 1 QUESTION!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

a number cube is rolled 120 times. the number 4 comes up 47 times. what is the experimental probability of rolling a 4 A) 47/120 ; 1/30 B) 47/120 ; 1/6 C) 4/47 ; 1/6 D) 1/6 ; 47/120
75. ### algebra

factor 5x^2-x-12 please help me That does not factor into monomials with integers. It can be written as 5(x-1.6524..)(x+1.4524..) okay thankya
76. ### Can someone help me with this one Please! :)

factor out the greatest common factor -36m^2n^3-60mn^4+18m^4n^2
77. ### Math

1. 5(x^2 +2x-6) - 3(2+x-x^2) 2. 2x^4-5x(x^3 -y) + 2y(5x) 3.Factor 2x^5+6x4+4x^3+12x^2 4. Factor 9y^2-18y +8 Please help. Thank you!!
78. ### algebra

Factor the trinomial.Factor completely. s^2 + 3s – 28 = 4s^2 – 24 Is this correct?? Please and thank you.
79. ### Algebra II

Having trouble factoring 3x^9- 75x
80. ### Math

Solve by Factoring: -0.125x^2+1.75x+7=0
81. ### algebra

f(x)=4.75x, gives its domain and range

Problem: a^2-9 a^2-3a ----- * -------- a^2 a^2+a-12 What I Got: 3-3a ---- a-4 *Please Check My Work.* Nope. factor the denominator to a^2(a+4)(a-3) The last factor divides out in the numerattor (second term factors to a(a-3). The a in the numerator reduces the denominaor a^2 ...
83. ### factor the trinomial by grouping

15x^3-9x^2-6x Can someone please show me how to factor completely.. trying to learn how to do factoring

Use synthetic division and the given factor to completely factor the polynomial. x^3-x^2-24x-36; (x-6) How do I do this?
85. ### math

find the given percent of each number. 25% of 120 120% of 80 150% of 200 80% of 120 70% of 150 200% of 150 How many of these do you know? 120 x 0.25 = ?? You should be able to do the others. ohhhhhhhhhhhhhhh ok cool thanks vnkj

Factor each number completely 110 480 I don't know how to do factor tree's, they're tricky, :\ Please help
87. ### algebra

factor out the greatest common factor. Please show all work. 15wx-20wy-25wz
88. ### factor

can someone please explain to me how to factor by grouping!

Factor the common factor from the expression: x^1/3; x^10/3 + x^1/3
90. ### math 6th grade(G/T)so im in (8th)

A right triangle is shown below. 229x162 The triangle is dilated by a scale factor of 2.5 to create a new triangle. What is the perimeter of the new triangle? A 120 cm B 24 cm C*** 60 cm*** D 150 cm please tell me how to get the answer show your work thanks* marks my answer**
91. ### finite mathmatics

elimination method 5x + 6y = -75x - 3y = 146
92. ### Algebra 1

You are planning a rectangular patio with length that is 7 ft less than three times its width. The area of the patio is 120 ft^2. What are the dimensions of the patio? I just need to figure out what equation to write from this. I'm thinking something along the lines of 3x^2-7=...
93. ### Factor

How do I factor these: 2x2 - 16x + 30 4x^2-9 x^2-5x 5x^2-26x+5 25x^2+4 Example: 2x^2 - 16x + 30 = 2 (x^2 - 8 x + 15) 2(x - 5)(x - 3) The first, factor out a 2 first. Then factor . The second...difference of two squares Third factor out an x I will be happy to critique your ...
94. ### Pre-Algebra [Math]

How do you factor a number? An example question is: Factor the monomial 36x2y completely. Could you please explain the process?
95. ### ALG@ NEED HELP PLEASE

Explain how to factor the following trinomials forms: x2 + bx + c and ax2 + bx + c. I am totally lost still I read and read and the concept is lost in my head. Can someone please help me? I know there is more than one way to Factor this.
96. ### History

What role does the factor play in the plantation economy? A. The factor manages the plantation workers. B. The factor is the middleman who negotiates the price and sale of cotton. C. The factor represents the government in the management of the plantation economy. D. The ...
97. ### Algebra

How can you tell whether a polynomial is written in factor form. Construct a trinomial whose greatest common factor is 2x^2. Am not understanding this...Please help.
98. ### Algebra

This is giving me a lot of trouble. Factoring Differences of Squares Factor Completely 98-8w^2 and can you explain how you got the common factor if there is one please
99. ### Calculus

Let f(x) = x ^3. The equation of the tangent line to f(x) at x = 5 is y=75x - 250 What is the approximation for 4.6 ^3?
100. ### Math

Samuel as six 20-dollar-bills.He spent half of the money on a video game.Which pair of number sentences can be used to determine how much money Samuel had left? A.6+20=26 26/2=13 B.20/2=10 10+6=16 C.6x20=120 120-20=100 D.6x20=120 120/2=60 D?