mike1016 mike1016
  • 22-09-2016
  • Mathematics
contestada

what is the sum of sqrt 18 plus sqrt 72

Respuesta :

Аноним Аноним
  • 22-09-2016
18=2*3*3=2*3²
72=2*2*2*3*3=2³ *3²

√18+√72=√(2*3²) +√(2³ * 3²)=3√2 + 3*2√2=3√2 + 6√2=9√2

Answer: √18+√72=9√2
Answer Link

Otras preguntas

26. The speed of light in a certain medium isof its speed in air. The refractive indexof medium is:a. 0.4b. 2​
Convert the fraction to a mixed number 5/2=a b/2
7. While in prison, which group did Malcolm X join? the Students Nonviolent Coordinating Committee (SNCC) the Congress of Racial Equality (CORE) the Black Panth
(pick two) if i explore two oceanic plates at a divergent boundary i will observe: Earthquakes faults ocean formation mountains island chains seafloor sprea
Which graph represents y=[2] over the domain 3 <_x <_ 6?
What is SAT? From which countries can you take the SAT? In the SAT exam, is there any possibility of translation?
The laundry has been sorted into dark clothes and light clothes. The number of dark clothes is three more than twice the number of light clothes. The laundry is
A. a relation only B. both a relation and a function C. Neither a relation or a function D.a function only
Chief Joseph's Surrender Speech, October 5, 1877by Chief JosephTell General Howard I know his heart What he told me before, I have it in my heart. I am tired of
choose the slope intercept form of 3x + 2y = 5