Seudónimo Seudónimo

23-07-2014
Mathematics

contestada

simplify the expression
a)square root of 45
b)square root of 54
c)square root of 16/25

Respuesta :

23-07-2014

[tex]a)\\\\ \sqrt {45}=\sqrt{9\cdot 5}=\sqrt{9}\cdot \sqrt{5}=3\sqrt{5}\\\\b)\\\\ \sqrt{54}=\sqrt{9\cdot 6}=\sqrt{9}\cdot \sqrt{6}=3\sqrt{6}\\\\c)\\\\\sqrt{\frac{16}{25 } }=\frac{\sqrt{16}}{\sqrt{25}}=\frac{4}{5}[/tex]

Answer Link

Otras preguntas

tia equally shares 8 cookies among her self and 4 friends which fraction shows how many cookies each person gets? 5/8 4/8 8/5 8/4

21. A 42 ft ladder leans against a wall. The bottom of the ladder is 16 ft from the wall. What angle does the ladder make with the ground?

What resulted from the advances in transportation and industry that occurred in America between the end of the Civil War and 1900?

If the circumference equals 40 pi inches, what is the radius?

Would Davidson Masonry automatically be taxed as a partnership or a corporation? Is Davidson Masonry member managed or manager managed? When Davidson Masonry an

Let ∠D be an acute angle such that cosD=0.33. Use a calculator to approximate the measure of ∠D to the nearest tenth of a degree.

please help quickly !

A piece of wire 24m long is to be used to form a square and or a rectangle whose length is three Times its width determine their maximum and minimum combined ar

in a group of 9 hanging outside, 5 people don't wear masks while the other 4 do the four that didn't wear masks than got sick while the five were fine how is th

Explicación del colmo de los colmo que pierda un imperdible