markarianlaura1
markarianlaura1 markarianlaura1
  • 16-02-2019
  • Mathematics
contestada

Find three consecutive odd integers such that the square of the second decreased by four times the first is seven more than six times the third.

please help

Respuesta :

mathecoach
mathecoach mathecoach
  • 16-02-2019

Answer:

x, x+2, x+4

(x+2)^2 - 4(x) = 6(x + 4) + 7

x^2 + 4x + 4 - 4x = 6x + 24 + 7

x^2 - 6x - 27 = 0

x = 9 (∨ x = -3)

The three numbers are

9, 11, 13

but it could be also

-3, -1, 1

Answer Link

Otras preguntas

Suppose X has an exponential distribution with lambda equals 5. Determine the following. Round the answers to 3 decimal places.a) Upper P left-parenthesis Upper
The following bar chart shows the number of different types of animals at two county fairs. Fair X had a total of 645 animals, and fair Y had a total of 590 ani
What is an economic motivation of behavior in market economies? A. Governments giving economic orders B. Consumers learning about opportunity costs C. Consumers
PLEASE I NEED HELP ON THIS ONESOMEONE PLEASE HELP ME
What is Newtons second law of motion and what is the formula
Which set of items appears on a loan estimate
a ____ committee is one of sixteen permanent Senate committees a joint committee is staffed by
At 1,312 feet below sea level, the __________ is the lowest point on the Earth's surface. A. Dead Sea B. Rub al-Khali C. Dasht-e Kavir D. Red Sea Please select
TV Cabinet TV screens are measured on the diagonal. If we have a TV-cabinet that is 72 inches long and 64 inches high, how large a TV could we put in the space
Write a short paragraph explaining the principle of "don't say or do anything online that you wouldn't say or do face to face." Give at least 2 examples in your