JayannaHamilton7796 JayannaHamilton7796
  • 24-04-2018
  • Mathematics
contestada

The product of two consecutive even integers is 840 find these numbers

Respuesta :

wolf1728
wolf1728 wolf1728
  • 24-04-2018
Integers are 2n and 2n +2
2n * (2n + 2) = 840
4n^2 + 4n -840 = 0
Solving by quadratic formula:
n = 14 and n+2 = 16
Therefore the integers (2*n and 2*n+2) are
28 and 30

check:
28 * 30 = 840


Answer Link

Otras preguntas

What would be a response to an opponent of Communist ideology in China under Mao's reign? A. imprisonment or death B. re-education in state schools C. placement
Two buses leave towns 576 kilometers apart at the same time and travel toward each other. One bus travels 12 h slower than the other. If they meet in 3 hours,
Which is the most fluid revision of the following paragraph? There was a monkey on a rocket ship. The rocket ship flew over the irrigation ditch. The monkey was
According to a recent survey, the growth of facility investment tends to fall _________ there is a presidential election. A. which B. in order that C. when D. o
It is suggested that the judicial branch (courts) is just as political as the executive (governor) and legislative (legislature) branches of Texas government. D
do you love shopping ?
A car starting at rest accelerates at 3m/seconds square How far has the car travelled after 4s?​
Punctuation and capitalization 1)Mannie Dookie a top-class runner who was born at St James in 1915 made his entrance early on the sporting scene. At twelve the
Find the missing side of triangle
Use the graph to determine the input values that correspond with f(x) = 1.