Aryan1078 Aryan1078
  • 01-01-2018
  • Mathematics
contestada

Prove that n^2 > 2n + 1 for all natural numbers n >= 3

Respuesta :

Hosein
Hosein Hosein
  • 01-01-2018

[tex] {n}^{2} - 2n - 1 > 0[/tex]
[tex]n = 3 > > 9 - 6 - 1 = 2 > 0 [/tex]
suppose the following is true
Answer Link

Otras preguntas

If 150g of orange Juice Contains 12ong of ascor bic acid (Vitamin C). What is the concentration. of Vitamine c in ppm & ppb ?​
If you were a peasant on a manor during the time of European feudalism, do you think you would be happy with your life? You can answer either, “yes, I would be
You increase the pressure on a balloon would the volume increase or decrease
gerlach used a stain called carmine to stain body tissues, but had a very difficult time staining a certain tissue type. he was finally able to stain the tissue
Does a comma go between "challenging" and "cumulative" in this sentence? "The challenging cumulative test is worth 50% of our overall math grade this year."
Which expression uses the commutative property of addition and the associative property of multiplication to rewrite the expression 3x(2x8) + 7 ?
find the component of force along the line connecting the two atoms, fr(r)fr(r) , on one atom as a function of rr . express your answer in terms of the variable
How does senator obama’s use of the metaphor ""beacon of freedom"" reflect the purpose of inspiring the audience to take action in the upcoming election? select
helppp please i don’t understand how
Which equation shows the inverse property of multiplication?