00francescaedwards
00francescaedwards 00francescaedwards
  • 13-04-2022
  • Mathematics
contestada

write 12/root2 + root18 in the form broot2 where b is an interger

Respuesta :

loneguy
loneguy loneguy
  • 13-04-2022

[tex]\dfrac{12}{\sqrt 2} + \sqrt{18}\\\\\\=\dfrac{12 + \sqrt{18 \times 2}}{\sqrt 2}\\\\\\=\dfrac{12+\sqrt{9 \times 4}}{\sqrt 2}\\\\\\=\dfrac{12+3 \times 2}{\sqrt 2}\\\\\\=\dfrac{18}{\sqrt 2}\\\\\\=\dfrac{18\sqrt 2}{\left(\sqrt 2\right)^2}\\\\\\=\dfrac{18\sqrt 2}2\\\\\\=9\sqrt 2[/tex]

Answer Link

Otras preguntas

Muscles that produce movement in a single direction are
What is it when numbers of a species begin to decline?
Select all choices that apply. Mark the statement if it correctly describes the Mongol conquest of Russia. A. The Mongols who invaded Russia were called Kazans.
Which statement best describes President Lincolns reaction to the formation of the Confederate States of America? He demanded that the South free its enslaved p
how do u do: 8/11(n-10)=64
A scale model of a building is 2.3 feet high. The ratio of the height of the model to the height of the building is 11:56. How tall is the building, in feet?
After the Truman Doctrine was put forward, which were the first two countries to receive U.S. assistance to deter a communist takeover? (A) Yugoslavia and Hunga
Who was arrested for casting an illegal ballot in an American presidential election? A. Susan B. Anthony B. Samuel Gompers C. Emmeline Pankhurst D. Frederic
Marlin's marble jar had 36 red marbles and 64 blue marbles. What was the ratio of red marbles to blue marbles in the jar?
What is 852 divided by 4 in partial quotient