mynameisdeku
mynameisdeku mynameisdeku
  • 03-09-2020
  • Mathematics
contestada

Simplify this radical. [tex]\sqrt{} 84[/tex]

Respuesta :

ZJSG09112007
ZJSG09112007 ZJSG09112007
  • 03-09-2020

Answer:

2√21

Step-by-step explanation:

[tex]\sqrt{84}\\\\\mathrm{Prime\:factorization\:of\:}84:\quad 2^2\times\:3\times\:7\\=\sqrt{2^2\times\:3\times \:7}\\\\=\sqrt{2^2}\sqrt{3\times\:7}\\\\\sqrt{2^2}=2\\\\=2\sqrt{3\times\:7}\\\\=2\sqrt{21}[/tex]

Answer Link

Otras preguntas

For each pair of triangles below, state whether the triangles are congruent, not congruent or if its impossible to tell.
0.0058=5.8x10r what is the value of r in the equality belone
a theatre ticket costs £86 plus a booking fee of 3% what is the total price of the ticket
What is a central idea of the passage? Δ B The United States must focus on the defense of human rights and the promotion of freedom worldwide. C The world is de
What is the oldest known stringed instrument. It was very popular in both ancient Roman and Greek cultures.
What are four benefits of giving one leader total control?
Reference values aimed at providing recommendations to reduce the risk of chronic disease is called ____________________.
f(x) 5x and g(x)=3x+11 Work out the expression for fg(x) Expand any brackets in ur answer
Whats 1+1 becase me mommy wants me to nnow
solve the following equation