Haymond36 Haymond36
  • 26-03-2015
  • Mathematics
contestada

lee is thinking of 2 numbers, the product is 18.the quotient is 2. what are yhe two numbers?

Respuesta :

konrad509
konrad509 konrad509
  • 26-03-2015
[tex]xy=18\\ \dfrac{x}{y}=2\\\\ xy=18\\ x=2y\\\\ 2y\cdot y=18\\ 2y^2=18\\ y^2=9\\ y=-3 \vee y=3\\\\ x=2\cdot (-3) \vee x=2\cdot 3\\ x=-6 \vee x=6\\\\ \boxed{(x,y)=\{(-6,-3),(6,3)\}}[/tex]
Answer Link

Otras preguntas

It took Jamie 3/4 of an hour to complete 1/4 of a puzzle. How many hours will it take to complete a puzzle?
Inside life on the Lakota Sioux Reservation Hidden America: Children of the Plains key answers
a line passes through the point (8 5) and has a slope of 3/2
Which country has been independent of colonial control for the longest time?Immersive Reader (10 Points) Kenya Sudan South Africa still under colonial control
What is the quotient? (32h12 – 48h18) ÷ –16h6 32h12 + 3h12 –2h18 + 3h24 32h12 + 3h24 –2h6 + 3h12
which number line shows the solution to -2x+4>8?​
Rewrite the title with correct capitalization: Alice’s adventures in wonderland
should the father's house be punished Romeo and Julliet
example of community experience​
Have you heard the phrase “majority rules”? Should the majority always rule? Why or why not?