princesspayton9 princesspayton9

20-03-2016
Mathematics

contestada

In how many ways can 10001 be written as the sum of two primes?

a.0
b.1
c.2
d.3
e.4

Respuesta :

Gloria141001 Gloria141001

20-03-2016

a. 0
If the sum of two numbers is odd, one number must be even and the other number must be off, because all primes except 2 are off, 2 must be one of the summands, because 10,001 = 2+9999, and 9 x 1111 is not prime, so there are no solutions.

Answer Link

Otras preguntas

what do brainly points do lolz

Which of the following lines is not parallel to the graph of y= 3x + 9 a. 3x - y = 10 c. 3y - x = 10 b. y - 3x=11 d. 6x - 2y = 10 Please select the best answer

How much net force must be applied to a 250 kg boat to cause an acceleration of +1.8 m/s/s?

How is coffee, Lemonade, Soda, Vinegar, Orange Juice an acid?

Which of the following ratios has the same ratio value as 4:6? 4.16 4.12 5:10 6:9

Question 17 (5 points) Solve 4x + 3y = 2 for y. A) y= - 4x + 2 B) y = 4x-2 C) y= 4/3x - 2/3 D) y= -4/3x+2/3

14. The area of a square garden is shown. How long is each side of the garden?

What trunk region contains the umbilical region, coxal region, and inguinal region?

Correct the following sentence fragments by adding either a complete subject or a com predicate 1. The destructive puppy, aptly christened Mischief 2. Ignored h

y^3 I need help pls.