nyahmossman
nyahmossman nyahmossman
  • 03-12-2021
  • Mathematics
contestada

The square of a positive number is 24 more than 5 times the number. What is the value of the number?

Respuesta :

loneguy
loneguy loneguy
  • 03-12-2021

[tex]\text{If the number is x,}\\\\x^2 = 24 +5x \\\\\implies x^2 -5x -24 =0\\\\\implies x^2 -8x+3x -24 =0\\\\\implies x(x-8) +3(x-8) =0\\\\\implies (x-8)(x+3) =0\\\\\implies x = 8~~~~ ;[\text{x is positive} ][/tex]

Answer Link

Otras preguntas

a straight line passes through points A(-2,6) and B(4,2). M is the midpoint of line AB.Find the coordinates of M​
how do you solve this pls
7. Which of the verbal descriptions best matches the function below? f(x)=0.02x+150
[tex]f(x) = \sqrt{9 - {x}^{2} } [/tex]I have a doubt. I know that the domain will be [-3, 3] because this is a real function. But what will be the range. Ever
Name the types of angles shown?
e:f=3:7 f:g=2:3 Work out e:g in simplest form
Why does Antony shake the Liberators' bloodied hands? A. He wants to appear to be friends with them to save his own life. B. He wants the Plebians to blame him,
what is the full form of UNICEF​
Leading up to Revolution Fill in this timeline of events leading up to the American Revolution using the information from the lesson. In the middle column,descr
Re-write each verb and object into an usted or ustedes command with a direct object pronoun. Place the pronoun in the correct location and add an accent to the