mynameisdeku mynameisdeku

03-09-2020
Mathematics

contestada

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

Respuesta :

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

Mandvil has one standard quarter and one special quarter with a Head on both sides. He selects one of these two coins at random, and without looking at it first

An advantage of using natural gas, rather than oil, as a fuel is that natural gas is:.

this equation need help on

15 feet of edging costs $24.98. How much will 28 yards cost?

Find the value of X[tex]2x = \frac{74}{2} - 37[/tex]Ty~

The black square is a dilation of the blue square. What is the scale factor of the dilation? A) 1/4 B) 1/3 C) 3 D)4

If reading does in fact help us to become more empathetic and cooperative what can we do to increase reading?

Brooklyn did not get the lead in the school play. But she is doing great playing a supporting role. The other actors respect her because she always knows her li

Political parties are divided into what three levels

The first few steps in solving the quadratic equation 5x2 + 27x = 14 − 13x by completing the square are shown. 5x2 + 27x = 14 − 13x 5x2 + 40x = 14 5(x2 + 8x) =