Thursday

April 24, 2014

April 24, 2014

Number of results: 1,068

**Math**

Plz help dont know how to do this question. Write number 68 as a product of prime factors. Try to do prime factorazation. start dividing by 2 68 34 2 17 2*2 Can you go any further? Are all these prime? prime factorization of 34 98
*Tuesday, November 7, 2006 at 4:11pm by Maya*

**Math(Please check answers)**

Factor completely. If the polynomial cannot be factored say it is prime. 1) 15x^3 + 19x^2 + 6x A) (3x^2 +2)(5x+3) B) x(3x+2)(5x+3) C) x^2(3x+2)(5x+3) D) x(5x+2)(3x+3) E) Prime I chose E) Prime. 2) 2x^2 - 14x - 6x + 42 A) 2(x+7)(x+3) B) (x+7)(2x-6) C) 2(x-7)(x-3) D) (x-7)(x-3) ...
*Thursday, September 9, 2010 at 5:08pm by Hannah*

**Factoring and Prime**

I am still having troulbe with these. Her is another one I am stuck on. I think the prime is getting me. Factor completely or state that it is prime x^2 + 9xy + 16y^2 The factors of 16 are: 16 x 1. 8 x 2. 4 x 4. None of these add together to give 9 so it can't be factored as ...
*Tuesday, June 13, 2006 at 7:14pm by Bekki*

**Math**

Which of the following is a prime #? a.2 b.19 c.37 d.51 e.67 I choose 2. But the book answer is 51. The book says:( 2,19,37, and 67 are prime #'s) 3x17=51, so it is not prime. I forgot what prime #'s mean that's why I choose anything like 2. help me. A prime number is a number...
*Thursday, August 9, 2007 at 7:58pm by Mack*

**Math**

What is a unit rate? what is the prime factorazation for 945? idk how to do this 10= 15= GCF= i need help with my prime factorization homework what is a prime factorazation i meed held on my homework how do u determine if the numbers are prime or composite
*Tuesday, December 12, 2006 at 6:34pm by Lindsey*

**College Math Probability**

Let 1 <= k <= p−1, where p is prime. Show that p choose k is a multiple of p. What if p is not prime? I think here when we expand p choose k and then input few prime numbers then we always get a multiple of p . And same with when p is not prime.
*Sunday, October 7, 2012 at 1:32am by Genie_math*

**PROBLEM SOLVING IN MATHEMATICS**

there are two prime numbers between 100 and 199 such that the ten digits is a prime number, the ones digit is a prime number and the tens and ones digits taken together are a 2 digit prime number. find the sum of these 2 prime number.
*Thursday, October 6, 2011 at 11:03am by alya*

**math**

The Twin Prime Conjecture, which has not been proven, argues that there are infinitely many pairs of primes of the form n and n+2. Such a pair is called a prime pair. Some examples of prime pairs are 5 and 7, 17 and 19, and 29 and 31. How many prime pairs have both members ...
*Saturday, February 18, 2012 at 2:54pm by Miep*

**math**

The Florida Lottery is made up of the numbers 1-49. My mother has observed that the winning numbers many times are prime numbers. 1.List the prime numbers from 1-49: 2.What is the probability of a prime number being picked randomly from the numbers 1-49? 3.Is the probability ...
*Sunday, January 17, 2010 at 9:02pm by Anonymous*

**math**

The Florida Lottery is made up of the numbers 1-49. My mother has observed that the winning numbers many times are prime numbers. 1.List the prime numbers from 1-49: 2.What is the probability of a prime number being picked randomly from the numbers 1-49? 3.Is the probability ...
*Sunday, January 17, 2010 at 9:39pm by Anonymous*

**math**

is there a way to do this problem or do i have to just guess and check. because by guessing and checking, i can't find the right answer Name a function with the following characteristics: note: f prime means the first deriviative f is continuous over the reals, f(0)=0, F prime...
*Saturday, November 14, 2009 at 7:00pm by sammy*

**math**

is there a way to do this problem or do i have to just guess and check. because by guessing and checking, i can't find the right answer Name a function with the following characteristics: note: f prime means the first deriviative f is continuous over the reals, f(0)=0, F prime...
*Sunday, November 15, 2009 at 3:58pm by sammy*

**Pre calc**

Write the equation in standard ellipse form and graph. 34 x^2 -24xy +41y^2 +41 y^2 -25= 0. i got x= (4 x prime- 3 y prime)/5 and y=(3x prime +4y prime)/5 but cant get the correct math when I plug that into the original equation. Also I need help finding the equation for x^2 +...
*Sunday, May 5, 2013 at 2:18pm by Rebekah*

**Math Prime Numbers**

Grade 7 question: I am a two-digit prime number I am one less than a multiple of 10 If you add 30 to me you get another prime number Who am I _________?
*Monday, September 8, 2008 at 9:11pm by Elena*

**maths**

4x+3y=21 What is your question? You have simply stated the equation of a straight line. what is a prime factorazation?> expressing a number in terms of its Prime factors eg. 126 = 2*3*3*7 all the factors are prime numbers How does this relate to the first problem you posted?
*Friday, March 23, 2007 at 5:09pm by abi*

**MATH!**

The sum of two prime numbers is the prime number 89,563. Find the smaller of the two addends. I attempted the problem but I'm not sure if it is right. 89,561 is a prime number and so is 2. So is the answer 2?
*Friday, May 6, 2011 at 8:46am by Lee*

**math**

The vertices of a rectangle are R(-5,-5), S(-1,-5), T(-1,1),and U(-5,1). After translation, R prime is the point (0,-13). Find the translation vector and coordinates of U prime. I got (5,-8) as my tanslatipn vector and (0,-7) as my U prime. Is this right?
*Saturday, November 24, 2007 at 11:19am by keisha*

**Math (Complex Numbers)**

Let N be the sum of all prime powers that can be written as 4^n+n^4 for some positive integer n. What are the last 3 digits of N? Details and assumptions: A prime power is a number of the form pk, where p is a prime and k is a positive integer. Examples: 3,9,16.
*Thursday, May 9, 2013 at 9:53am by Mahler*

**IB HL Math**

I need to that if there is better way to prove the following: I am trying to prove that x r = k and k is a multiple of x only when x is prime. I said that if x is non-prime, then: Let a = 6 Let r = 4 6! (6 – 4)! 4! = 3(2) x 5 x 4! (2!) 4! = 15 It is not divisible by 6 My ...
*Saturday, March 14, 2009 at 5:41pm by Asad*

**math**

the florida lottery is made up of the number 1-49. my mother observed that the winning numbers many times are prim numbers. a. list the prime numbers from 1-49 b. what is the probability of a prime number being picked randomly from the numbers 1-49? c. is the probability of ...
*Monday, February 1, 2010 at 6:38pm by ssmomo*

**math**

The vertices of a rectangle are R(-5,-5), S(-1,-5), T(-1,1), and U(-5,1). After translation, R prime is the point (0,-13). Find the translation vector and coordinates of U prime. I got (5,-8) as my translation vector and (0,-7) as U prime. Is this right?
*Friday, November 23, 2007 at 3:57pm by keisha*

**mathematics**

Find the smallest prime number N such that the following is true: The largest prime factor of N−1 is A; The largest prime factor of A−1 is B; The largest prime factor of B−1 is 7.
*Sunday, April 21, 2013 at 11:54pm by Sambaran G.*

**Math**

Find the smallest prime number N such that the following is true: The largest prime factor of N−1 is A; The largest prime factor of A−1 is B; The largest prime factor of B−1 is 7.
*Thursday, April 25, 2013 at 5:28am by Zeneth*

**Math**

What are 2 prime numbers between 100-199 such that the tens digit is a prime number, the ones digit is a prime number, and the tens and ones digit taken together are 2 digit prime number.
*Tuesday, April 23, 2013 at 9:09pm by Anonymous*

**math**

What methods can you use to find prime numbers? How are prime numbers used in mathematics? How can you use prime factorization to find the GCF and LCM? Provide an example
*Thursday, June 18, 2009 at 8:27pm by chandice*

**Algebra Please check answers**

Could you please check these answers thanks. Directions: Factor each polynomial. If the polynomial cannot be factored, write prime. 1. a^2-16b Answer: (a-16)(a+16) 2. m^2+8m+16 Answer: (m+8)^2 3. 3a^2b+6ab+9ab^2 Answer: Prime 4. 2r^2+3r+1 Answer: Prime 5. z3+6z^2+9z Answer: Prime
*Sunday, April 5, 2009 at 4:50pm by Rae Rae*

**Math**

All numbers in our real number system are the product of prime numbers. Complete the following steps for this discussion: 1. List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or ...
*Thursday, March 28, 2013 at 7:29pm by Tammy*

**maths**

my number is less than 100 one more than a multiple of 3 one of its digits is prime if you reverse its digits you get a prime it has exactly four factors the sum of digits is prime if you miltiply it by 5 it is greater than 100
*Wednesday, February 19, 2014 at 6:40am by ashley*

**math/prime factorization**

what is the prime factorazation for these numbers 36,180,525,165
*Tuesday, September 16, 2008 at 10:38pm by BLANCA*

**Math**

Are these prime number correct all the way up to 50 (1,3,5,7,11,13,17,22,23,25,27,31,33,35,37,41,43,45,47 ) What kind of tens are prime
*Wednesday, September 7, 2011 at 8:56pm by JJ*

**math**

What is the greatest prime number you must consider to test whether 5141 is prime?
*Monday, July 20, 2009 at 12:05pm by timothy*

**alegbra**

factoring completely, state that the polynomials is prime. x^-16 (x+8)(x-8) not prime. x^-8x+12 x(8x+12) (4x+6) Check these problem me please
*Friday, May 14, 2010 at 11:38pm by Ashley*

**math**

list all prime under 20. then find the GCF for 64 and 80 use prime factorization.
*Wednesday, August 15, 2012 at 10:28pm by kyle*

**math**

WHAT IS THE PRIME FACTORIZATION OF 45? and what is the sum of the only two prime numbers that differ by one ? Thank you
*Monday, July 8, 2013 at 9:40am by sam *

**math**

Let’s agree to say that a positive integer is prime-like if it is not divisible by 2, 3, or 5. How many prime-like positive integers are there less than 100? less than 1000? A positive integer is very prime-like if it is not divisible by any prime less than 15. How many very ...
*Thursday, April 1, 2010 at 4:10pm by chicken*

**MATH**

Let’s agree to say that a positive integer is prime-like if it is not divisible by 2, 3, or 5. How many prime-like positive integers are there less than 100? less than 1000? A positive integer is very prime-like if it is not divisible by any prime less than 15. How many very ...
*Friday, April 2, 2010 at 12:47pm by David*

**Calculus**

What is the largest two digit prime number whose digits are both prime numbers?
*Saturday, January 26, 2008 at 10:12pm by Ashley*

**Math**

Find all the two digit prime numbers neither of whose digits are prime.
*Monday, March 14, 2011 at 8:02am by Diana*

**Math**

Prime Factoization of 504. Prime Factorization of 1080.
*Tuesday, February 19, 2008 at 4:55pm by John*

**Math (Proof)**

Prove that if ab = ac (mod n) and a is relatively prime to n, then b = c (mod n). Proof: a and n are relatively prime and from ab = ac(mod n), we have n|(ab-ac), so n|a(b-c). Since (a,n)=1 (relatively prime), we get n(b-c). hence b=c(mod n). But what if a and n are not ...
*Thursday, February 14, 2013 at 3:48am by Michael*

**math please**

what exactly is a prime factor would x-5 x+5 and x2+25 all be prime factors of x4-625? Yes, I believe those would be the prime factors. x^4 - 625 can be factored into (x^2 -25)(x^2 + 25) and once again into (x-5)(x+5)(x^2 + 25) That is what you have done. Any additional ...
*Thursday, November 30, 2006 at 9:58am by anonymous*

**Algebra**

When factoring an equation, how do I know if the result is prime? For example, I have a problem x^2 - 2x + 4 and I think it is prime because I can't solve it. Am I right?
*Monday, April 1, 2013 at 9:39pm by Mary*

**Algebra**

Explain why x^2 +5x + 8 is prime(not factorable) How do you know? Give 2 examples of a prime polynomial(can't be both binomials) Give 2 examples of polynomials that are not prime(they can't be both binomials),factor them,explain what you did to factor them. How would you ...
*Tuesday, July 6, 2010 at 5:36pm by Jaz*

**Algebra**

Explain why x^2 + 5x + 8 is prime (not factorable). How do you know? Give 2 examples of a prime polynomial (they cannot both be binomials). Give 2 examples of polynomials that are NOT prime (they cannot both be binomials), factor them, and explain what you did to factor them. ...
*Sunday, August 22, 2010 at 8:14pm by John*

**Calculus**

Let me try to ask this question a different way: 4x^2+2x+xy=12 and y(2)=-4 find y(prime)(2) by implicit differentiation. I can differentiate it to 8x+2+y+xy(prime)=0 I don't know what to do with the y(2)=-4 after this point.
*Thursday, February 25, 2010 at 3:35pm by Elisabeth*

**Math**

Greta said that the product of two prime numbers must also be a prime number. Joan disagreed. Who is correct?
*Tuesday, December 6, 2011 at 8:01pm by KC*

**math**

Find all the two digit prime numbers neither of whose digits are prime. Someone helped me yesterday but I do not understand.
*Tuesday, March 15, 2011 at 8:11am by Diana*

**geography**

Okay, I have my Mom looking at this with me. From the information on the map it seems the answer is the Prime Meridian at 0 degrees longitude and its twin line of longitude opposite to the Prime Meridian at 80 degrees longitude. However, I told my Mom it is the Prime Meridian ...
*Sunday, October 30, 2011 at 10:09pm by Reed*

**Math**

A positive integer n is defined as a "prime interlude" if n-1 and n+1 are both prime numbers. Which of the following is not a "prime interlude?" a.4 b.18 c.30 d.72 e.90 ( First of all; What is a "prime interlude??") I don't understand the question and don't know which answer ...
*Thursday, August 9, 2007 at 10:35pm by Mack*

**Math**

) Form a conjunction from the following two statements and determine if the conjunction is true or false. Explain. Two is an even number. Two is a prime number. A) Two is an even number or two is a prime number.; False B) Two is an even number and two is a prime number.; True ...
*Tuesday, October 20, 2009 at 12:29pm by Anonymous*

**calculus**

when finding the tangent line to the curve using T(t)= r(t)prime/ /r(t)prime/ and the eq. of the curve being r(t)= (e^t, te^t, te^(t^2)), at point (1,0,0) why does t=o. How is the parameter for t found or calculated?
*Saturday, December 13, 2008 at 7:27pm by maria*

**Math**

How many prime numbers are between 0-50? Prime Number= Only has factors of 1 and it's self. For example. 3, it has 3 and one for the factors.
*Monday, January 26, 2009 at 6:48pm by Liley*

**math**

I have the same question as Sally: What is the prime factorization of 225? Or, just how do you find prime factorization??? Thanks.
*Tuesday, June 16, 2009 at 6:13pm by Tyler*

**arithmetic**

USING PRIME FRACTORIZATION WHAT IS THE GCF FOR 45,100 USING A FACTOR TREE AND COMMON PRIME FACTORS
*Tuesday, November 10, 2009 at 9:58pm by Anonymous*

**math**

Which numbers between 40 and 49 have 2 and 3 in their prime factorization?Use exponents to write the prime factorization of each number.
*Thursday, August 15, 2013 at 7:01pm by Anonymous*

**math**

Which number between 29 and 39 has three different prime factors?What is the prime factorization of this number?
*Wednesday, August 14, 2013 at 7:38pm by Anonymous*

**MATH**

TWO INTEGERS ARE DEFINED AS "PARTNERS" IF BOTH OF THEIR PRIME FACTORIZATIONS CONTAIN ALL THE SAME PRIME FACTORS. FOR EXAMPLE, 15 AND 45 ARE PARTNERS SINCE BOTH ARE DIVISIBLE BY THE SAME SET OF PRIME NUMBERS 3 AND 5. HOW MANY POSITIVE INTEGERS GREATER THAN 50 AND LESS THAN 100 ...
*Tuesday, September 11, 2012 at 10:23pm by DEANDRA*

**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 and 3 squared)Then ...
*Friday, October 15, 2010 at 12:18pm by m*

**Calculus**

I saw this question asked, but I didn't understand the answer format. My prof doesn't use dx and dy after he has differentated the problem. He just uses (for example) 8x+2+y+xy(prime) The question is this: 4x^2+2x+xy=12 and y(2)=-4 find y(prime)(2) by implicit differentiation.
*Wednesday, February 24, 2010 at 3:06pm by Elisabeth*

**Math**

If a composite number has the first five prime numbers as factors, what is the smallest number it could be? Write that number's prime factorization.
*Wednesday, September 23, 2009 at 9:13pm by Sue*

**math**

the sum of the digits of a two digit prime number is substracted from the number. prove that the difference cannot be a prime number.
*Thursday, April 12, 2012 at 12:13am by mima*

**math prime factorization**

write the prime factorization of 15 using exponents.
*Monday, September 28, 2009 at 7:41pm by NINA*

**Prime Factorization**

What is the prime factorization of 1,521? Please show work. Thanks!!
*Monday, December 6, 2010 at 4:28pm by Thanks to all Jiskha Teachers*

**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 Then increase each ...
*Monday, June 22, 2009 at 9:06pm by thomas*

**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 Then increase each ...
*Monday, June 22, 2009 at 9:07pm by thomas*

**Math**

I am a prime number between 40 and 50. If you add one to me the sum of the prime factors of that composite number is 11. What number a I.
*Monday, September 24, 2007 at 11:10pm by Danielle*

**math**

I am a prime number between 40 and 50. If you add one to me, the sum of the prime factors of that composite number is 11. What number am I?
*Wednesday, September 26, 2007 at 11:10pm by veronique*

**Math**

I am a prime number between 40 and 50. If you add one to me, the sum of the prime factors of that composite number is 11. What number am I?
*Sunday, November 30, 2008 at 3:31pm by Kris*

**math**

number is greater than 50 and less than 100. you can make exactly 5 different rectangles with a mystery numbers of tiles. its prime factorization consists of only one prime number. whats my number
*Monday, January 24, 2011 at 5:35pm by Anonymous*

**math**

How to you do the prime factorisation of 350 using exponets? Just break it down into smaller and smaller factors until are are prime. 350 = 50 * 7 = 10 * 5 * 7 = 5*2*5*7 = (5^2)*2*7 1000
*Tuesday, January 16, 2007 at 5:02pm by Lesley*

**Math**

I have a ? that I am kind of stuck on. It says give an infinite list of natural numbers that are not prime. I know half of the numbers are prime and half are not, but I'm not sure how to answer it. Thanks.
*Tuesday, February 15, 2011 at 11:46pm by Jon*

**Math I need help Ms. Sue please answer!**

6th Grade Math: Write 144 as a product of prime factors. Then write the prime factorization using exponents.
*Tuesday, September 25, 2012 at 6:01pm by Angelina*

**Algebra**

Is there any prime number whose root is an integer? I meant to say Square Root Nevermind I figured it out. Good work. If a prime number by definition has no factors, ...
*Tuesday, June 26, 2007 at 2:29am by Jess*

**nonlinear algebra**

Use prime factorization to simplify the following square root leave as exact answer. How do you find the prime factors of this problem? 112 square root
*Friday, March 15, 2013 at 6:41pm by Kylie*

**discrete math**

which positive integers less than 12 are relatively prime to 13 Since 13 has no factors, then all integers 2, 3, 4, 5, 6....11 are relatively prime to 13
*Monday, November 6, 2006 at 9:41pm by thisha*

**MATH**

THE VALUE 2 TO THE 8TH POWER - 1 IS DIVISIBLE BY THREE PRIME NUMBERS. WHAT IS THE SUM OF THE THREE PRIME NUMBERS?
*Tuesday, September 11, 2012 at 10:18pm by CASSIE*

**heeeeeeelp math**

P is a point outside of circle Γ. The tangent from P to Γ touches at A. A line from P intersects Γ at B and C such that ∠ACP=120 ∘. If AC=16 and AP=19, then the radius of Γ can be written as a root b/c where a and c are co prime and c is not ...
*Friday, June 7, 2013 at 5:52am by clavin*

**maths**

Find the sum of the smallest 2 digit prime number and the largest 2 digit prime number.
*Saturday, March 31, 2012 at 12:06am by ssssss*

**math**

which of these statements about prime and composite numbers is true? F)all prime numbers are odd. G)all prime numbers have three factors. H)all composite numbers are divisible by two. J)all composite numbers have more then two factors i thinks it (J) but im not sure
*Thursday, March 25, 2010 at 11:57am by george*

**math**

what's the prime factorization of 293? what's the prime factorization of 525? and factorization of 216?
*Friday, September 19, 2008 at 12:51am by brandy*

**math**

a mystery number is bigger than 50 and larger than 100. you can make exactly five different rectangles with the mystery number of tiles. its prime factorization consists of only one prime number. what is the number
*Wednesday, November 14, 2012 at 8:15pm by tom*

**math**

a mystery number is bigger than 50 and larger than 100. you can make exactly five different rectangles with the mystery number of tiles. its prime factorization consists of only one prime number. what is the number
*Wednesday, November 14, 2012 at 8:18pm by tom*

**Geography**

Is this correct? What line of longitude forms the other half of the prime meridian? When joined with the Prime Meridian the 180 degree of longitude forms a complete circle
*Friday, September 14, 2012 at 1:59pm by Sean*

**algebra**

Use the discriminant to find out whether this quadratic polynomial can be factored. Factor the polynomial if it is not prime. This polnomial is prime, so I cannot factor it. I just need help with the discriminant part. Thaks in advance for your help. 4x^2-27x+45
*Friday, September 3, 2010 at 5:54pm by Trina*

**Math**

There are 13 flavbors at a local ice cream parlor. Is the number 13 a prime number or a composite number? If it is composite, write the number as the product of prime numbers
*Monday, August 9, 2010 at 11:00pm by Sai*

**Math**

Chuck listed the prime factors of a number 2,3,7 Did Chuck list the prime factors of 21,35,42,or 45? A.21 B.35 C.42 D.45 C?
*Wednesday, March 7, 2012 at 7:21pm by running.from.myself*

**math**

Is "67" a prime or composite number? 67 IS A PRIME NUMBER
*Thursday, November 2, 2006 at 6:15pm by no name*

**Flec**

what is a prime factor? How do I find the prime factor?
*Tuesday, November 9, 2010 at 5:47pm by Dan*

**math last one help**

sally drew a factor tree of a composite number and ended up with 4x4x5x5x3 as the prime factorization. explain what is wrong with this factorization 1. what is the correct prime factorization? 2. what is the composite number that was factored?
*Thursday, August 29, 2013 at 9:28pm by daniel*

**Prime Minister**

If you were Prime Minister Stephen Harper, what position would you take on the issue of nuclear power generation in Canada? I would just stop, and end the nuclear generations. It's better than dealing with risks, and entering the zone of danger. I need help. I dont really get ...
*Tuesday, April 19, 2011 at 7:28pm by Anonymous*

**biochemistry**

Calculate the delta G naught prime f (free energy of formation) of the following compounds at 25 degrees celsius. ethyl acetate (ethyl acetate + H2O <=> ethanol + acetate- + H): delta G naught prime =-19.7 kj/mol); the pka of acetic acid is 4.76) Free Energies for: H2O...
*Sunday, September 8, 2013 at 11:28pm by meraki*

**math**

Three numbers between 70 and 80 are prime numbers.what numbers are they? Explain how you know they are prime numbers.
*Sunday, October 17, 2010 at 3:44pm by Trish*

**Math**

The consecutive numbers 2 and 3 are both prime. How do you know that there are no other consecutive prime numbers?
*Monday, September 9, 2013 at 9:49pm by Person*

**Math**

What is the sum of the prime factors of 1260? For example, the sum of the prime factors of 20 is 9.
*Tuesday, January 7, 2014 at 8:51pm by Kristen*

**math**

my number is a multiple of 5, but doesnt end in 5, the prime factorization of my number is a string three numbers, two of the numbers in the prime factorization are the same, my number is bigger than the seventh square number
*Wednesday, October 6, 2010 at 7:04pm by Anonymous*

**math,help**

What does it mean to factor an algebraic expression into prime factors? Prime factors are factors that cannot be further factored. Do you know what a interval is in math terms? i need the definition yeah so what do you mean it should be put in help not here in quetions caus ei...
*Tuesday, January 30, 2007 at 1:50am by jasmine20*

**MATHS!!!Please HELP..:'(**

What is the sum of all integer values of n satisfying 1≤n≤100, such that (n^2)−1 is a product of exactly two distinct prime numbers? Details and assumptions The number 12=2×2×3 is the product of 3 (not necessarily distinct) prime numbers.
*Friday, March 29, 2013 at 8:44pm by Oian*

**to ms.sue, writeacher, martha, or vanessa **

come up with 1 fraction up to 99 that has 2 different prime numbers that can work. For example: 20/30 the prime numbers there are 2 and 5. 20 divided by 2. 30 divided by 2. then it would be 10/15. then you do 10 divided by 5. 15 divided by 5. then it would be 2/3.
*Tuesday, March 20, 2012 at 6:36pm by Celest*

**4th grade fractions**

come up with 1 fraction up to 99 that has 2 different prime numbers that can work. For example: 20/30 the prime numbers there are 2 and 5. 20 divided by 2. 30 divided by 2. then it would be 10/15. then you do 10 divided by 5. 15 divided by 5. then it would be 2/3.
*Tuesday, March 20, 2012 at 5:48pm by Celest*

**statistics**

Investment analysts generally believe the interest rate on bonds is inversely related to the prime interest rate for loans; that is bonds perform well when lending rates are down and perform poorly when interest rates are up. Can the bond rate be predicted by the prime ...
*Monday, July 8, 2013 at 12:08pm by Tony*

Pages: **1** | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | Next>>