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

You have just touched a hot mug of coffee. your hand immediately and reflexively pulls away. this action was controlled by your __________. a. central nervous s
2:  Which of the following is taken into account when assessing the official poverty level?        A. Housing assistance   B. Medical benefits   C. Cash income
A. 3/22 B. 3/7 C. 8/15 D. 8/11
please help me on this problem
What were the Enforcement Acts? Acts proposed by Grant but opposed by Congress to enforce the provisions of the Thirteenth Amendment Acts recommended by Grant
A square is inscribed in a circle with an area of 10 pi square inches. what is the area of the square
geometry help please!!
Explain how totalitarianism rose, what it is and how it lead to World War II and give as many details as you can about the rise of Fascism and Communism
The tendency for women to marry upward with respect to age, education, and occupational success is known as
Please help I will reward brainly