eivad405
eivad405 eivad405
  • 07-02-2021
  • Mathematics
contestada

Prove that with any natural number n (5n-4)^2-(2n+11)^2 divides by 21

Respuesta :

leninkhatri
leninkhatri leninkhatri
  • 07-02-2021

Answer:

let natural no be 1

(5.1-4)^2-(2.1+11)^2/21

25-16-4-121/21

-5.52

Step-by-step explanation:

plz maje me brainliest

Answer Link

Otras preguntas

Clint runs c miles each week. Brenda runs 2 miles more each week than Clint. Write an expression for the number of miles Brenda runs each week.
Patients suffering from cholera are given a saline drip because ??
this is stumping me. it's a geometry proof question, and i really need help! diagram and statements are attached in a picture.
Why does fossil fuel use in the United States make the U.S. vulnerable to the political wishes of foreign countries?
In the mantle, heat is transferred as soft rock flows slowly in cycles known as ______ currents.
Are scorpions crustaceans?
name the chief ore of silver.
Well into the twentieth century, many scientists believed the ocean floor was
Which of the following linear equations, when graphed on a coordinate grid has the steepest slope?A:  y = 1/3x – 2 B:  y = 5/2x – 1 C:  y = 3x + 1/4D:  y = 4x +
identify the belief system that spread to China from India during the late Han period and appealed to the people during the trubuleng times