ctsinijinni ctsinijinni
  • 08-02-2020
  • Mathematics
contestada

find three consecutive odd integers such that the product of the first and third is 71 more than 10 times the second ​

Respuesta :

Aaqib10
Aaqib10 Aaqib10
  • 08-02-2020

Answer:

13, 15, 17

Step-by-step explanation:

x(x + 4) = 10(x + 2) + 71

x2 + 4x = 10x + 20 + 71

x2 - 6x - 91 = 0

(x + 7)(x - 13) = 0

 

x + 7 = 0

x = -7

 

-7, -5, -3

 

x - 13 = 0

x = 13

 

13, 15, 17

Answer Link

Otras preguntas

how to give praise to legends​
- Prime minister k.p.sharma Oli ledgovernment has fall on corruptionand highly criticzed by peopleand other political parties. In suchsituation write the rol
the steps for the proper order of (11+33-4^2) /(8-4)
3. Which 3 Western European countries border the "Iron Curtain”? a. b. C.
What are the Objectives of competition policy​
Is anyone FLUENT in Spanish?
Would someone want to finish 2 of my classes on edg? There isn't a lot left.
HYV seeds are associated with which research technology?​
Ganymede, the largest of Jupiter’s moons, is also the largest satellite in the solar system. Find the acceleration of gravity on Ganymede if a simple pendulum w
A biased 4-sided dice is rolled. possible scores are 1,2,3 or 4. The probability of rolling a 1,3 or 4 is shown below. what is the probability of rolling a 2?