phanshipper135
phanshipper135 phanshipper135
  • 21-03-2017
  • Mathematics
contestada

What two numbers multiply to 24 and add to 13?

Respuesta :

wolf1728
wolf1728 wolf1728
  • 22-03-2017
A) x * y = 24
B) x + y = 13

A) y = 24 / x   Substituting this into B)
B) x + 24 / x = 13
B) x^2 + 24 = 13x
B) x^2 -13x + 24 = 0
x = 10.772
y = 2.228

(Gee, usually these problems have integers for answers.)


Answer Link

Otras preguntas

Jorge has a bag containing 3 red coins and 3 black coins.He pickes a coin from the bag, looks at the color, and does not replace the coins. Jorge then picks ano
A city that was nearly destroyed during the Onin War
If your weight is 132 pounds, how much work is done if you climb a flight of stairs 12 meters high?
Find the area of the triangle. A) 78 m2 B) 175 m2 C) 196 m2 D) 350 m2
Which statement is true regarding postformal thought? Group of answer choices Postformal reasoning is universal across cultures. Ultimately, few adults demonstr
what does 3x2 + 9x − 30
A market is in long-run equilibrium and firms in this market have identical cost structures. Suppose demand in this market decreases. Which of the following wi
What is Wonderful Wizard of Oz about?
Suppose a city with population 200,000 has been growing at a rate of 7% per year. If this rate continues, find the population of this city in 18 years
I need help with this can someone help me pleaseee!!!!