# is there a formula for finding factors of a number ?

58,002 results
1. ## Algebra

Robin bought a computer for \$1,250. It will depreciate, or decrease in value, by 10% each year that she owns it. a. Is the sequence formed by the value at the beginning of each year arithmetic, geometric, or neither? Explain. b. Write an explicit formula

2. ## Algebra 2

Dante is making a necklace with 18 rows of tiny beads in which the number of beads per row is given by the series 3+10+17+24+... a. If you were to write this series in summation notation, give i. the lower limit of the sum ii. the upper limit of the sum

3. ## math

Can someone help me with prime and composite numbers? Prime numbers are counting numbers that can be divided evenly bt only two numbers:1 and themselves. A prime number can also be described as a counting number with exactly two factors, 1 and itself. So,

4. ## maths help

Find the largest four digit number which has a total of exactly 3 factors. Assuming that 1 and the number itself are factors

5. ## math

a number is called a perfect number if it equals the sum of all its factors except itself. for instance , 6 is a perfect number because its factors are 1,2,3 and 6 and 1 + 2 + 3 = 6 .What is the next greater perfect number >

6. ## Math

What is the formula for finding the distance between two points on a coordinate plane? There are no answers for this I just need help cuz I can’t find the formula. If there are multiple formulas please give them to me please thank you.

7. ## Algebra 2

For the period 1990-2002, the number s (in thousands)lf cellular telephone subscribers in the United States can be modified by S=858t^2 + 1412t + 4982 where t is the number of years since 1990. In what year did the number of subscribers reach 50 million?

8. ## Math

The first statement is false. The second statement is true. Explain why, using words, pictures, or numbers. If a number has 2 and 6 as factors, then it has 12 as a factor. If a number has 12 as a factor, then both 2 and 6 are factors.

9. ## Math

The formula V = Bh, where B represents the area of the base, can be used to find the volume of a cylinder. Which formula is equivalent to V = Bh when finding the cylinder's volume? A) V = (l · w) B) V = (l · w · h) C) V = πr2h D) V = 2πr Please help!

10. ## Math

For each geometric series, calculate t6 and S6. a) 6 + 30 + 150 ... So I'm not exactly looking for an answer to this question but I was wondering why they want you to find t6 too? Would finding out t6 (via general formula) help in any way when finding S6?

11. ## chemistry

I got the molecular formula is NaHCO3+H2SO4=Na2SO4+CO2+H2CO3 and i got the total ionic formula is NaOH+H2CO2(aq)= Na2CO3 + HOH but i am having trouble finding the net ionic formula can you please help me thank you

12. ## math

1. The formula v= (square root) 64h can be used to find the velocity, v, in feet. Round to the nearest tenth. a. 6.9ft/s b. 69.2ft/s c. 69.4ft/s** d. 69.3ft/s 2. How does finding the square root of a number compare to finding the cube root of a number?

13. ## math

How does finding the square root of a number compare to finding the cube root of a number? Use the number 64 in your explanation.

14. ## Math

I am a product.One of my factors is 7.The sum of my factors equals 11.What number am I?

15. ## Math

What do you do to check whether a number is rational or irrational? How does finding the square root of a number compare to finding the cube root of a number? Use the number 64 in your explanation. Can someone please help me with these questions?!

16. ## Math

Explain how to find 14 x 19 by breaking apart the factors into tens and ones and finding the sum of the four partial products

17. ## math

The factors of a number include 9, 12, and 20. What is the smallest number this could be? List all the factors of this number

18. ## mathematics

a. Two of the given numbers have square arrays. Make a conjecture about the number of factors for square numbers. A. The number of factors is a prime number. B. The number of factors is a square number. C. The number of factors is an even number. D. The

19. ## math

A number is called a perfect number if it equals the sum of all its factors except itself. for instance , 6 is a perfect number because its factors are 1,2,3 and 6 and 1 + 2 + 3 = 6 .What is the next greater perfect number ?

20. ## Maths

1) Factorise x2 -6x +8 (the 2 is squared) 2) Hence solve this equation: x2 -6x +8 = 0 Also, what would the line look like on a graph with the equation y = 10/x Thankyou =) 1) x^2 - 6x + 8 factors are: (x - 2)(x - 4) -->look for possible factors of 8 and

21. ## math

Why is 25 a composite number?? Pleaseeeee help me!!!!!!!!!!!!!1 A. It is odd. B. It has more than two factors. C. All of its factors are prime numbers. D. It is not divisible by any number except one and itself. I PICKED b

22. ## MATH,ALGEBRA

My questions are: why are variables useful in algebra? Also, what makes the use of variables difficult to understand? Variables are things that change or vary. Depending on which variables concern you, you might want to be able to predict just how they

23. ## math

How do the ideas of divisibility and multiples relate to the study of fractions? Show that 1,078 and 3,315 are relatively prime. What is the shortest length of television cable that could be cut into either a whole number of 18-ft pieces or a whole number

24. ## factoring

can this equation be factored further? y= x^4+2x^3+4x^2+8x+16 Not in the real number system. If you plot the function, you will see the minimum is at x=-1.1 (approx) and y is positive. At no x does the function equal zero, so there are no real roots, which

25. ## Chemistry

In our text book, the formula for finding the formal charge of an element in a compound is c(sub f) = X - (Y + Z/2) where x = the number of valence electrons y= the number of unshared electrons owned by the atom z= the number of bonding electrons shared by

26. ## math

There are 18 boys and 60 girls working on a community service project. They work in groups where each group has the same number of boys and the same number of girls. Q1: What is the first step to finding the greatest number of groups possible? A. Multiply

27. ## math

You can use the prime factorization of a number, written as the product of powers of prime numbers, to find the number of factors the number has. First, express the number as a product of powers of prime numbers; for example, 36=2^2 3^2 (that is 2 squared

28. ## Calc

I need help finding the correct formula after finding the doubling time and continuous percentage. I got the doubling time of 24 days and the continuous percentage of 2.89%. Homework asking use the doubling time to find the continuous percent growth rate

29. ## math

I need help finding x for this equation e^x (x^2 + 4x + 2)=0 thanks. e^x = 0 or x^2 + 4x + 2 = 0 the first has no real solution (actually x would have to an infinitely large negative number) The second is a quadratic, use the formula to solve it.

30. ## algebra

How does finding the square root of a number compare to finding the cube root of a number. Use the number 64 in your explanation. (I've been thinking about this question for an hour now and brain is hurting)

31. ## math

How does finding the square root [√] of a number compare to finding the cube root [little 3 on top √] of a number? Use the number 64 in your explanation. Please help me figure this out. I don't know what to do.

32. ## Pre-Algebra

Can someone PLEASE explain to me what the formula is for finding the surface area of a pyramid? I am on this lesson from my school and I can't quite understand what the formula is. If you can also give an example of a problem, that would be great! :)

33. ## math

How does finding the square root of a number compare finding the cube root of a number? Use the number 64 in your explanation.

34. ## Algebra

How does finding the square root of a number compare to finding the cube root of a number? Use the number 64 in your explanation.

35. ## algebra

Hi can someone plz help me check my answers? 1.Which of the following expressions has three factors?(1 point) A. x+y−4 B.5(p+6)(q−4)***** C.2(7−b) D.(d−3)(c+9) 2.How many factors does the expression (17−r) have? A.one B.two C.three***** D.four

36. ## Algebra

The formula is y=ax^2+bx+c I also gave the wrong problems, they are... 1. y=x^2-4x 2. y=-x+1 3. y=x+1 4. y=2x^2 well for number one you said it was y = -x^2 +1 when you graph it here are three points (-1,0), (0,1),(1,0) so you know that the parabola is

37. ## Algebra -polynomial

Solve the polynomial 40x^2+2x-65 Notice that for x = 1 the value is -23. The number 23 is a prime number and the only factors are thus 23 and 1 up to signs. So, you can simply the search for the factors of the polynomial a great deal by substituting: x = 1

38. ## Math

Given the following prime factors, determine the original number as well as all of its factors. 2*3*5*7 I know that 2*3*5*7 is 210 but I don't know what to do next.

39. ## Math

How Does finding the square root of a number compare to finding the cube root of a number

40. ## Math

Mathematicians have been searching for a formula that yields prime numbers. One such formula was x2 - x+41. Select some numbers for x, substitute them in the formula,and see if prime numbers occur. Try to find a number for x that when substituted in the

41. ## math

21.a. which of these number is a multiple of 10? A 35 B 40 C 45 D 101 b. how can you fine the answer for part a just by looking? 22.a. A dime is what fraction of a dollar? b. A dime is what percent of a dollar? 23. washington school cost about \$12,350,000

42. ## math

he first two consecutive numbers whose factors have the same sum I assume you mean the sum of the aliquot factors/divisors (those other than the number itself). If you include the number itself as a factor, there is no answer. 2 and 3 satisfy the

43. ## Re: Finance

Thanks, Economyst. What formula did you use to calculate 17.53117? I found a formula that I thought would work to get that sum, but I got a different number. The formula is: 1 - 1.1^(-10)/ 0.1 and also: (40000* 163)/17.53 = \$371933 is the answer?

44. ## math

Lareina understands factors, but sometimes she has trouble finding all the factors of a number. What advice would you give to help her find all the factors of a number? Demonstrate by finding all the factors of 110. I NEED HELPPPP!!!!!!!!!!!!!!!!!!!!!!!!!!

45. ## factors

is there a formula for finding factors of a number ?

46. ## Algebra II

For the : ax^2 + bx + c How would you get what to put in (_+_)(_+_)= 0 Is it c doubled and then finding the factors that could equal b or 1/2 of b times c...? Could someone post how I could find the answer this way (shown above) (AND NOT THE QUADRATIC

47. ## Math

What are different strategies of finding all the factors of a number besides the rainbow method?

48. ## english-research

What are some internal factors that have pushed Royal Dutch Shell towards sustainability and better managemnet practices. I'm having trouble finding these factors because I need to find actual evidence to how the factors have infleunced shell. Im thinking

49. ## Math

i need some help understanding the formulas for finding the are for a circle and finding the Circumference. and the formula they give me i still don't understand can you guys help me understand the easier way to look at the formula?

50. ## math, algebra

i just want to re make sure that the following question is correct. (1) List all the factors of 16 My answer: 1,2,4,8,16 That is correct. They may not want 1 and 16 to be included, since every integer has 1 and itself as factors. so i should take away the

51. ## math

what formula use in solving or finding for the 9th term of a number in arithmetic series and sequences?

52. ## Chemistry

If you divide the molar mass of a compound by the empirical formula mass, what is the result? That division should be VERY close to a whole number. Usually, 0.9 to 1.1 or 1.9 to 2.1 (all depending upon the accuracy and precision of experimental data). That

53. ## math

You have a bag of lots of red and white marbles. In the worst case, how many would you have to pull out to get two marbles of the same color? Four? Generalize by finding a formula for predicting the maximum number of marbles that you would have to pull out

54. ## Math

The question is this: You know that a number is divisible by 6 if it is divisible by both 3 and 2. So why isn't a number divisible by 8 if it is divisible by both 4 and 2? My answer is this: The only prime factors of 6 are 2 and 3. So, if a number is

55. ## math

how often does a leap year occur? what are al the prime numbers less then 12. what is the eighth multiple of 32? is the last digit of the multiples if 4 odd or even? what are the six factors of 12? what are the factors of 16. two factors of 20 are 1 and

56. ## math

1. Rosa, Roberto, Andrea, and Inno find an estimate for the square root of 10. Who has proposed the best solution? a. Rosa: "Use the sqaure root of 9 and the square root of 25 to estimate." b. Roberto: "I will use the square root of 4 and the sqaure root

This is my last test question :) How does finding the square root of a number compare to finding the cube root of a number? Use the number 64 in your explanation.

58. ## Science Help Practice

Calculate the speed of an 90,000 kg airplane with a kinetic energy of one billion Joules. What is the mass of a car that has a kinetic energy if 4,320,000 J moving at 23 m/s? My answer to number 1= 149.07 second one- not sure. I looked up the internet for

59. ## 2 Math Questions

1) What do you do to check whether a number is rational or irrational? Use an example of a rational and an irrational number. 2) How does finding the square root [√] of a number compare to finding the cube root [^3√] of a number? Use the number 64 in

60. ## Criminal Justice

Hello, I am having a hard time finding information on psychological risk factors associated with gangs between 1908 to 2008. Is there any information regarding psychology and gangs in the past. I am not asking for the answer, but I need help in finding

61. ## Algebra

How does finding the square root of a number compare to finding the cube root of a number? Use the number 64 in your explanation.

62. ## math

advice to finding all the factors of 110

63. ## Pre Algebra

A number is divided by -4, then multiplied by -5. The result is 40. What is the number? I had problem finding a formula for it. And this one was also like it. A number is multiplied by -8, then divided by -4. The result is 4. What is the number?

64. ## Pre-Algebra

How does finding the square root of a number compared to finding the cube root off a number use number 64 in your explanation. xx check my answer ;3 the square root of a number is a number which when multiplied twice by itself gives the number that was

65. ## math

You can use the prime factorization of a number, written as the product of powers of prime numbers, to find the number of factors the number has. First, express the number as a product of powers of prime numbers; for example, 36=2 to power 2 3 to power 3

66. ## math

You can use the prime factorization of a number, written as the product of powers of prime numbers, to find the number of factors the number has. First, express the number as a product of powers of prime numbers; for example, 36=2 to power 2 3 to power 3

67. ## Math

How does finding the square root of a number compare to finding the cube root of a number? Use 64 in the explanation

68. ## elementary math

when finding the factors for 841 what is the largest factor you would have to test?

69. ## Math

What do you do to check whether a number is rational or irrational? In your explanation, use an example of an irrational and a rational number. How does finding the square root of a number compare to finding the cube root of a number? Use the number 64 in

70. ## Biology

39. Which type(s) of factors does the (original) Drake equation contain? A) Astronomical factors B) Biological factors C) Socio-technological factors D) Answers A), B), and C)

71. ## Biology

40. Which type(s) of factors does the (modified) Drake equation contain? A) Astronomical factors B) Biological factors C) Socio-technological factors D) Answers A), B), and C)

72. ## environmental science

Hey! For a school project, I wanted to do something about the environment. I was wondering how you calculate your carbon footprint by hand, and if there's some sort of formula for it? I know there's a lot of factors but unfortunately I can't figure out

73. ## AP European History

What were the factors responsible for western europe's domination of world trade from 1650-1800? i have to know 2 economic factors, 2 technological factors, and 2 institutional factors. please help this is going to be on a test that i' taking

74. ## Math

I can't for the life of me solve this! 6x^2-23x+15=0 6x^2-23x+15 = (a x + b) (c x + d) --> a c = 6 (1) a d + b c = -23 (2) b d = 15 (3) You could write down all possibilities for a and c (Eq. 1) and all possibilites for b and d (Eq. 3) and see which one

75. ## elementry math

When finding the factors of 841, what is the largest factor you would have to test? What theorem supports this?

76. ## Math

Explain how to find 14 x 19 by breaking apart the factors in tens and ones and finding the sum of the four parts

77. ## Math

Need help with this one...The formula for finding BMI is (w+705)/h over h. where h is height in inches and w is weight in lbs. What is the BMI for a student wh is 5 ft tall and 100 lbs? When I try doing it I'm getting a long decimal number so I'm thinking

78. ## Maths question

(a) find the largest four digit number which has a total of exactly 3 factors assuming that one and d number itself are factors. (b) find a and b greater than zero such that a^2 = b^3. (c) find x and y such that x^3 y^3 =1729

79. ## Maths

(a) find d largest four digit number which has a total of exactly 3 factors. Assuming that one and the number itself are factors. (b) find a and b greater than zero such that a^2=b^3. (c) find. x and y such that x^3 + y^3 =1729

80. ## Math

I need some help with this problem. When finding the factors of 841, what is the largest factor you would have to test? What theorem supports this? Can someone please help me with this? Thanks.

81. ## math

1. Examine the first four terms in each of the following number sequences: *2, 7, 12, 17 my formula x+5 *7, 21, 63, 189, 567 my formula x(2)+x *1000, 850, 700, 550 my formula x-150 * –10, –6, –2, 2 my formula x+4 For each sequence, what would be the

82. ## math

The proper factors of a number n are the factors which are less than n. A number n is deficient if the sum of its proper factors is less than n. For example, 22 is deficient since 1 + 2 + 11 = 14 < 22. A number n is super-deficient if twice the sum of its

83. ## Science 275

I need help finding out about noliving asnd living factors that contribute to or affected by water resource problem.

84. ## math

Determine the number of factors for the polynomials x^1000000 - y^1000000 What exactly does it mean to find the number of factors? and how would you do that?

85. ## Math

Which set of factors of the number 420 has the least possible sum? Which set of factors of the. Number 420 has the greatest possible sum? Be sure that the two sets of factors both have a product of 420

86. ## Algebra

Let a be the value of the function when n is 0. The number of the first row of differences is b, the first number of the next row is c, and so on. The formula for the nth number of the series is: a + bn + cn(n-1)/2! + dn(n-l)(n-2)/3! and so on. Find the

87. ## Algebra

Let a be the value of the function when n is 0. The number of the first row of differences is b, the first number of the next row is c, and so on. The formula for the nth number of the series is: a + bn + cn(n-1)/2! + dn(n-l)(n-2)/3! and so on. Find the

88. ## math

What is the formula for finding 54 is 10 % of what?

89. ## Math

Lareina understands factors, but sometimes she has trouble finding all the factors of a number. What advice would you give to help her find all the factors of a number? Demonstrate by finding all the factors of 110.

90. ## Math factors

Lareina understands factors, but sometime she has trouble finding all the factors of a number. Find all the factors of 110 to help her.

91. ## high school

Is there a formula or general for finding the number of segments that can be named by a given number of points on a line?

92. ## MATH!

Finding Common Demoninators in fractions. 1) 2 4 -- - --- x^2-16 x^2+x-12 2) x-3 x+3 ---- + ------ x^2+2x-8 x^2+7x+12 Can ANYONE help me with these. I cant figure out how to get the DEMONINATORS THE SAME!? Use brackets to write these kind of fractions, the

Find the largest four digit number which has a total of exactly 3 factors. Assuming that 1 and the number itself are factors

94. ## Chemistry

1.What is the formula for finding percent water hydrates? 2. And what is molecular formula?

95. ## math, algebra

How can i solve for this would it best to factor or use the quadratic formula. solve: x^2+2x-8=0 How about for this problem as well: solve : x^2+7x-1 = 0 in the first, can you think of two multipliers of -8 that have a sum of 2?? how about 4 and -2 so it

96. ## math

calculate the number of distinct whole number factors of each number...... factors of 18,multiples of 3=

97. ## Pre Calc

To find the number of factors of a number, you get the prime factors and add one to each exponent, then multiply all the exponents. I know how to get that, but I am wondering why you add one. Mathmatical explanation? Can anyone help?

98. ## matematics

What is the formula for finding a y-intersect and slope? i need help thankyou The general formula for a straight line is y = mx + b where m is the slope and b is the y intercept.

99. ## Math

One of my factors is 5 more than another of my factors. My digits add up to 6. I am less than 50. Which number am I?

100. ## Algebra

Let a be the value of the function when n is 0. The number of the first row of differences is b, the first number of the next row is c, and so on. The formula for the nth number of the series is: a + bn + cn(n-1)/2! + dn(n-l)(n-2)/3! and so on. Find the